Mountain Time (MST/MDT) Converter

Convert Mountain Time to any time zone, with daylight saving handled automatically. The table below compares it with every other zone.

From time zone

To time zone

Date

Time in MST

MST → UTC

7:00 PM

Wednesday, January 15, 2025

MST to UTC conversion chart

Each hour of the day in MST and its equivalent in UTC.

MST	UTC
12:00 AM	7:00 AM
1:00 AM	8:00 AM
2:00 AM	9:00 AM
3:00 AM	10:00 AM
4:00 AM	11:00 AM
5:00 AM	12:00 PM
6:00 AM	1:00 PM
7:00 AM	2:00 PM
8:00 AM	3:00 PM
9:00 AM	4:00 PM
10:00 AM	5:00 PM
11:00 AM	6:00 PM
12:00 PM	7:00 PM
1:00 PM	8:00 PM
2:00 PM	9:00 PM
3:00 PM	10:00 PM
4:00 PM	11:00 PM
5:00 PM	12:00 AM (next day)
6:00 PM	1:00 AM (next day)
7:00 PM	2:00 AM (next day)
8:00 PM	3:00 AM (next day)
9:00 PM	4:00 AM (next day)
10:00 PM	5:00 AM (next day)
11:00 PM	6:00 AM (next day)

Mountain Time compared with every other time zone

Each row converts from Mountain Time to another zone. Where daylight saving changes the time difference, each stretch of 2026 is listed with its dates.

From	To	Cities in To zone	Time difference	Current time	Convert
Mountain Time (MST/MDT)	American Samoa TimeUTC-11UTC-11	Midway, Pago Pago	5h behind (Mar 8 – Nov 1)4h behind (Nov 1 – Mar 8)	–	Convert MST to Midway
Mountain Time (MST/MDT)	Niue TimeNUTUTC-11	Alofi	5h behind (Mar 8 – Nov 1)4h behind (Nov 1 – Mar 8)	–	Convert MST to NUT
Mountain Time (MST/MDT)	Cook Islands TimeCKTUTC-10	Avarua	4h behind (Mar 8 – Nov 1)3h behind (Nov 1 – Mar 8)	–	Convert MST to CKT
Mountain Time (MST/MDT)	Hawaii-Aleutian TimeHASTUTC-10	Honolulu, East Honolulu, Pearl City, Makakilo / Kapolei / Honokai Hale	4h behind (Mar 8 – Nov 1)3h behind (Nov 1 – Mar 8)	–	Convert MST to HAST
Mountain Time (MST/MDT)	Hawaii-Aleutian Time – AdakHAST/HADTUTC-10 / UTC-9	Adak	4h behind (Mar 8 – Mar 8)3h behind (Mar 8 – Nov 1)2h behind (Nov 1 – Nov 1)3h behind (Nov 1 – Mar 8)	–	Convert MST to HAST
Mountain Time (MST/MDT)	Tahiti TimeTAHTUTC-10	Faaa, Papeete, Punaauia	4h behind (Mar 8 – Nov 1)3h behind (Nov 1 – Mar 8)	–	Convert MST to TAHT
Mountain Time (MST/MDT)	Marquesas TimeMARTUTC-9:30	Marquesas	3h 30m behind (Mar 8 – Nov 1)2h 30m behind (Nov 1 – Mar 8)	–	Convert MST to MART
Mountain Time (MST/MDT)	Alaska TimeAKST/AKDTUTC-9 / UTC-8	Anchorage, Fairbanks, Juneau, Eagle River	3h behind (Mar 8 – Mar 8)2h behind (Mar 8 – Nov 1)1h behind (Nov 1 – Nov 1)2h behind (Nov 1 – Mar 8)	–	Convert MST to AKST
Mountain Time (MST/MDT)	Gambier TimeGAMTUTC-9	Gambier	3h behind (Mar 8 – Nov 1)2h behind (Nov 1 – Mar 8)	–	Convert MST to GAMT
Mountain Time (MST/MDT)	Pacific TimePST/PDTUTC-8 / UTC-7	Los Angeles, San Diego, San Jose, San Francisco, Tijuana, Mexicali, Ensenada, Rosarito, Vancouver, Surrey, Victoria, Burnaby	2h behind (Mar 8 – Mar 8)1h behind (Mar 8 – Nov 1)Same time (Nov 1 – Nov 1)1h behind (Nov 1 – Mar 8)	–	Convert MST to PST
Mountain Time (MST/MDT)	Pitcairn TimePSTUTC-8	Adamstown	2h behind (Mar 8 – Nov 1)1h behind (Nov 1 – Mar 8)	–	Convert MST to PST
Mountain Time (MST/MDT)	Mexican Pacific TimeUTC-7UTC-7	Hermosillo, Culiacán, Mazatlán, Tepic	1h behind (Mar 8 – Nov 1)Same time (Nov 1 – Mar 8)	–	Convert MST to Hermosillo
Mountain Time (MST/MDT)	Mountain Time – PhoenixMSTUTC-7	Phoenix, Tucson, Mesa, Chandler	1h behind (Mar 8 – Nov 1)Same time (Nov 1 – Mar 8)	–	Convert MST to MST
Mountain Time (MST/MDT)	Yukon TimeYTUTC-7	Whitehorse, Fort St. John, Creston, Dawson	1h behind (Mar 8 – Nov 1)Same time (Nov 1 – Mar 8)	–	Convert MST to YT
Mountain Time (MST/MDT)	Central TimeCST/CDTUTC-6 / UTC-5	Chicago, Houston, San Antonio, Dallas, Reynosa, Heroica Matamoros, Nuevo Laredo, Ciudad Acuña, Winnipeg, Brandon, Steinbach, Kenora	2h ahead (Mar 8 – Mar 8)1h ahead (Mar 8 – Nov 1)Same time (Nov 1 – Nov 1)1h ahead (Nov 1 – Mar 8)	–	Convert MST to CST
Mountain Time (MST/MDT)	Central Time – Mexico CityCSTUTC-6	Mexico City, Iztapalapa, Puebla, Ecatepec de Morelos, Belize City, San Pedro, Orange Walk, Belmopan, Guatemala City, Villa Nueva, Mixco, Cobán, Managua, León, Masaya, Chinandega, San José, Limón, San Francisco, Alajuela, San Salvador, Soyapango, San Miguel, Santa Ana, Saskatoon, Regina, Prince Albert, Moose Jaw, Tegucigalpa, San Pedro Sula, La Ceiba, Choloma	Same time (Mar 8 – Nov 1)1h ahead (Nov 1 – Mar 8)	–	Convert MST to CST
Mountain Time (MST/MDT)	Easter Island TimeEAST/EADTUTC-6 / UTC-5	Easter	1h ahead (Mar 8 – Apr 4)Same time (Apr 4 – Sep 5)1h ahead (Sep 5 – Nov 1)2h ahead (Nov 1 – Mar 8)	–	Convert MST to EAST
Mountain Time (MST/MDT)	Galapagos TimeGALTUTC-6	Galapagos	Same time (Mar 8 – Nov 1)1h ahead (Nov 1 – Mar 8)	–	Convert MST to GALT
Mountain Time (MST/MDT)	Acre TimeACTUTC-5	Rio Branco, Cruzeiro do Sul, Tarauacá, Sena Madureira	1h ahead (Mar 8 – Nov 1)2h ahead (Nov 1 – Mar 8)	–	Convert MST to ACT
Mountain Time (MST/MDT)	Colombia TimeCOTUTC-5	Bogotá, Cali, Medellín, Barranquilla	1h ahead (Mar 8 – Nov 1)2h ahead (Nov 1 – Mar 8)	–	Convert MST to COT
Mountain Time (MST/MDT)	Cuba TimeCST/CDTUTC-5 / UTC-4	Havana, Santiago de Cuba, Camagüey, Holguín	3h ahead (Mar 8 – Mar 8)2h ahead (Mar 8 – Nov 1)1h ahead (Nov 1 – Nov 1)2h ahead (Nov 1 – Mar 8)	–	Convert MST to CST
Mountain Time (MST/MDT)	Eastern TimeEST/EDTUTC-5 / UTC-4	New York City, Brooklyn, Queens, Philadelphia, Nassau, Lucaya, Freeport, Killarney, Port-au-Prince, Carrefour, Delmas, Port-de-Paix, Providenciales, Cockburn Town, Toronto, Montréal, Ottawa, Mississauga	3h ahead (Mar 8 – Mar 8)2h ahead (Mar 8 – Nov 1)1h ahead (Nov 1 – Nov 1)2h ahead (Nov 1 – Mar 8)	–	Convert MST to EST
Mountain Time (MST/MDT)	Eastern Time – PanamaESTUTC-5	Panamá, San Miguelito, Juan Díaz, David, Atikokan, Cancún, Chetumal, Playa del Carmen, Cozumel, George Town, West Bay, Kingston, New Kingston, Spanish Town, Portmore	1h ahead (Mar 8 – Nov 1)2h ahead (Nov 1 – Mar 8)	–	Convert MST to EST
Mountain Time (MST/MDT)	Ecuador TimeECTUTC-5	Quito, Guayaquil, Cuenca, Santo Domingo de los Colorados	1h ahead (Mar 8 – Nov 1)2h ahead (Nov 1 – Mar 8)	–	Convert MST to ECT
Mountain Time (MST/MDT)	Peru TimePETUTC-5	Lima, Callao, Arequipa, Trujillo	1h ahead (Mar 8 – Nov 1)2h ahead (Nov 1 – Mar 8)	–	Convert MST to PET
Mountain Time (MST/MDT)	Amazon TimeAMTUTC-4	Manaus, Campo Grande, Cuiabá, Porto Velho	2h ahead (Mar 8 – Nov 1)3h ahead (Nov 1 – Mar 8)	–	Convert MST to AMT
Mountain Time (MST/MDT)	Atlantic TimeAST/ADTUTC-4 / UTC-3	Halifax, Sydney, Dartmouth, Moncton, Hamilton, Thule	4h ahead (Mar 8 – Mar 8)3h ahead (Mar 8 – Nov 1)2h ahead (Nov 1 – Nov 1)3h ahead (Nov 1 – Mar 8)	–	Convert MST to AST
Mountain Time (MST/MDT)	Atlantic Time – Santo DomingoASTUTC-4	Santo Domingo, Santiago de los Caballeros, Santo Domingo Oeste, Santo Domingo Este, Basseterre, Blanc-Sablon, Brades, Plymouth, Bridgetown, Chaguanas, Mon Repos, San Fernando, Port of Spain, Fort-de-France, Le Lamentin, Le Robert, Sainte-Marie, Gros Islet, Castries, Gustavia, Kingstown, Calliaqua, Kralendijk, Les Abymes, Baie-Mahault, Le Gosier, Petit-Bourg, Marigot, Oranjestad, Noord, Tanki Leendert, San Nicolas, Philipsburg, Road Town, Roseau, Saint Croix, Charlotte Amalie, Saint George's, Saint John’s, San Juan, Bayamón, Carolina, Ponce, The Valley, Willemstad, Bandariba	2h ahead (Mar 8 – Nov 1)3h ahead (Nov 1 – Mar 8)	–	Convert MST to AST
Mountain Time (MST/MDT)	Bolivia TimeBOTUTC-4	La Paz, Santa Cruz de la Sierra, Cochabamba, Sucre	2h ahead (Mar 8 – Nov 1)3h ahead (Nov 1 – Mar 8)	–	Convert MST to BOT
Mountain Time (MST/MDT)	Chile TimeCLTUTC-4 / UTC-3	Santiago, Puente Alto, Maipú, Antofagasta	3h ahead (Mar 8 – Apr 4)2h ahead (Apr 4 – Sep 6)3h ahead (Sep 6 – Nov 1)4h ahead (Nov 1 – Mar 8)	–	Convert MST to CLT
Mountain Time (MST/MDT)	Guyana TimeGYTUTC-4	Georgetown, Linden, New Amsterdam	2h ahead (Mar 8 – Nov 1)3h ahead (Nov 1 – Mar 8)	–	Convert MST to GYT
Mountain Time (MST/MDT)	Venezuela TimeVETUTC-4	Caracas, Maracaibo, Valencia, Barquisimeto	2h ahead (Mar 8 – Nov 1)3h ahead (Nov 1 – Mar 8)	–	Convert MST to VET
Mountain Time (MST/MDT)	Newfoundland TimeNST/NDTUTC-3:30 / UTC-2:30	St. John's, Mount Pearl, Paradise, Corner Brook	4h 30m ahead (Mar 8 – Mar 8)3h 30m ahead (Mar 8 – Nov 1)2h 30m ahead (Nov 1 – Nov 1)3h 30m ahead (Nov 1 – Mar 8)	–	Convert MST to NST
Mountain Time (MST/MDT)	Argentina TimeARTUTC-3	Buenos Aires, Córdoba, Rosario, Mar del Plata	3h ahead (Mar 8 – Nov 1)4h ahead (Nov 1 – Mar 8)	–	Convert MST to ART
Mountain Time (MST/MDT)	Brasilia TimeBRTUTC-3	São Paulo, Rio de Janeiro, Belo Horizonte, Salvador	3h ahead (Mar 8 – Nov 1)4h ahead (Nov 1 – Mar 8)	–	Convert MST to BRT
Mountain Time (MST/MDT)	Chile Time – Punta ArenasCLTUTC-3	Punta Arenas, Coyhaique, Puerto Natales, Puerto Aysén, Palmer, Rothera	3h ahead (Mar 8 – Nov 1)4h ahead (Nov 1 – Mar 8)	–	Convert MST to CLT
Mountain Time (MST/MDT)	Falkland Islands TimeFKSTUTC-3	Stanley	3h ahead (Mar 8 – Nov 1)4h ahead (Nov 1 – Mar 8)	–	Convert MST to FKST
Mountain Time (MST/MDT)	French Guiana TimeGFTUTC-3	Cayenne, Matoury, Saint-Laurent-du-Maroni, Kourou	3h ahead (Mar 8 – Nov 1)4h ahead (Nov 1 – Mar 8)	–	Convert MST to GFT
Mountain Time (MST/MDT)	Paraguay TimePYTUTC-3	Asunción, Ciudad del Este, San Lorenzo, Capiatá	3h ahead (Mar 8 – Nov 1)4h ahead (Nov 1 – Mar 8)	–	Convert MST to PYT
Mountain Time (MST/MDT)	St. Pierre & Miquelon TimePMUTC-3 / UTC-2	Saint-Pierre	5h ahead (Mar 8 – Mar 8)4h ahead (Mar 8 – Nov 1)3h ahead (Nov 1 – Nov 1)4h ahead (Nov 1 – Mar 8)	–	Convert MST to PM
Mountain Time (MST/MDT)	Suriname TimeSRTUTC-3	Paramaribo, Blauwgrond, Rainville, Flora	3h ahead (Mar 8 – Nov 1)4h ahead (Nov 1 – Mar 8)	–	Convert MST to SRT
Mountain Time (MST/MDT)	Uruguay TimeUYTUTC-3	Montevideo, Salto, Paysandú, Las Piedras	3h ahead (Mar 8 – Nov 1)4h ahead (Nov 1 – Mar 8)	–	Convert MST to UYT
Mountain Time (MST/MDT)	Fernando de Noronha TimeFNTUTC-2	Noronha	4h ahead (Mar 8 – Nov 1)5h ahead (Nov 1 – Mar 8)	–	Convert MST to FNT
Mountain Time (MST/MDT)	Greenland TimeUTC-2UTC-2 / UTC-1	Nuuk, Scoresbysund	4h ahead (Mar 8 – Mar 29)5h ahead (Mar 29 – Oct 24)4h ahead (Oct 24 – Nov 1)5h ahead (Nov 1 – Mar 8)	–	Convert MST to Nuuk
Mountain Time (MST/MDT)	South Georgia TimeGSTUTC-2	Grytviken	4h ahead (Mar 8 – Nov 1)5h ahead (Nov 1 – Mar 8)	–	Convert MST to GST
Mountain Time (MST/MDT)	Azores TimeAZOTUTC-1 / UTC+0	Ponta Delgada	5h ahead (Mar 8 – Mar 29)6h ahead (Mar 29 – Oct 25)5h ahead (Oct 25 – Nov 1)6h ahead (Nov 1 – Mar 8)	–	Convert MST to AZOT
Mountain Time (MST/MDT)	Cape Verde TimeCVTUTC-1	Praia, Mindelo, Espargos, Assomada	5h ahead (Mar 8 – Nov 1)6h ahead (Nov 1 – Mar 8)	–	Convert MST to CVT
Mountain Time (MST/MDT)	Coordinated Universal TimeUTCUTC+0	UTC	6h ahead (Mar 8 – Nov 1)7h ahead (Nov 1 – Mar 8)	–	Convert MST to UTC
Mountain Time (MST/MDT)	Greenwich Mean TimeGMT/BSTUTC+0 / UTC+1	London, Birmingham, Glasgow, Manchester, Douglas, Dublin, South Dublin, Cork, Limerick, Saint Helier, Saint Peter Port	6h ahead (Mar 8 – Mar 29)7h ahead (Mar 29 – Oct 25)6h ahead (Oct 25 – Nov 1)7h ahead (Nov 1 – Mar 8)	–	Convert MST to GMT
Mountain Time (MST/MDT)	Greenwich Mean Time – AccraGMTUTC+0	Kumasi, Accra, Tamale, Takoradi, Abidjan, Abobo, Bouaké, Korhogo, Bamako, Sikasso, Koutiala, Ségou, Bissau, Gabú, Bafatá, Xitole, Conakry, Camayenne, Nzérékoré, Kankan, Dakar, Touba, Pikine, Guédiawaye, Danmarkshavn, Freetown, Bo, Kenema, Koidu, Jamestown, Lomé, Sokodé, Kara, Atakpamé, Monrovia, Gbarnga, Buchanan, Ganta, Nouakchott, Nouadhibou, Kiffa, Dar Naim, Ouagadougou, Bobo-Dioulasso, Koudougou, Saaba, Reykjavík, Kópavogur, Hafnarfjörður, Reykjanesbær, São Tomé, Serekunda, Brikama, Bununka Kunda, Sukuta	6h ahead (Mar 8 – Nov 1)7h ahead (Nov 1 – Mar 8)	–	Convert MST to GMT
Mountain Time (MST/MDT)	Greenwich Mean Time – TrollGMTUTC+0 / UTC+2	Troll	6h ahead (Mar 8 – Mar 29)8h ahead (Mar 29 – Oct 25)6h ahead (Oct 25 – Nov 1)7h ahead (Nov 1 – Mar 8)	–	Convert MST to GMT
Mountain Time (MST/MDT)	Western European TimeWET/WESTUTC+0 / UTC+1	Lisbon, Porto, Amadora, Braga, Las Palmas de Gran Canaria, Santa Cruz de Tenerife, La Laguna, Telde, Tórshavn	6h ahead (Mar 8 – Mar 29)7h ahead (Mar 29 – Oct 25)6h ahead (Oct 25 – Nov 1)7h ahead (Nov 1 – Mar 8)	–	Convert MST to WET
Mountain Time (MST/MDT)	Western European Time – CasablancaWETUTC+0 / UTC+1	Casablanca, Rabat, Fes, Tangier, Laayoune, Dakhla, Boujdour	8h ahead (until Feb 15)7h ahead (Feb 15 – Mar 8)6h ahead (Mar 8 – Mar 22)7h ahead (Mar 22 – Sep 20)6h ahead (Sep 20 – Nov 1)7h ahead (from Nov 1)	–	Convert MST to WET
Mountain Time (MST/MDT)	Central European TimeCET/CESTUTC+1 / UTC+2	Paris, Marseille, Lyon, Toulouse, Andorra la Vella, les Escaldes, Belgrade, Niš, Novi Sad, Zemun, Berlin, Hamburg, Munich, Köln, Bratislava, Košice, Petržalka, Nitra, Brussels, Antwerpen, Gent, Charleroi, Budapest, Debrecen, Szeged, Miskolc, Copenhagen, Århus, Odense, Aalborg, Gibraltar, Ljubljana, Maribor, Celje, Kranj, Longyearbyen, Luxembourg, Esch-sur-Alzette, Dudelange, Madrid, Barcelona, Valencia, Zaragoza, Monaco, Monte-Carlo, Oslo, Bergen, Trondheim, Stavanger, Podgorica, Nikšić, Herceg Novi, Pljevlja, Prague, Brno, Ostrava, Pilsen, Rome, Milan, Naples, Turin, Rotterdam, Amsterdam, The Hague, Utrecht, San Marino, San Pawl il-Baħar, Birkirkara, Mosta, Sliema, Sarajevo, Banja Luka, Zenica, Tuzla, Skopje, Kumanovo, Prilep, Bitola, Stockholm, Göteborg, Malmö, Uppsala, Tirana, Durrës, Vlorë, Elbasan, Vaduz, Vatican City, Vienna, Graz, Linz, Favoriten, Warsaw, Łódź, Kraków, Wrocław, Zagreb, Split, Rijeka, Osijek, Zürich, Genève, Basel, Lausanne	7h ahead (Mar 8 – Mar 29)8h ahead (Mar 29 – Oct 25)7h ahead (Oct 25 – Nov 1)8h ahead (Nov 1 – Mar 8)	–	Convert MST to CET
Mountain Time (MST/MDT)	Central European Time – AlgiersCETUTC+1	Algiers, Oran, Constantine, Annaba, Tunis, Sfax, Sousse, Kairouan	7h ahead (Mar 8 – Nov 1)8h ahead (Nov 1 – Mar 8)	–	Convert MST to CET
Mountain Time (MST/MDT)	West Africa TimeWATUTC+1	Lagos, Kano, Ibadan, Abuja, Bangui, Bimbo, Bégoua, Carnot, Bata, Malabo, Ebebiyin, Brazzaville, Pointe-Noire, Dolisie, Nkayi, Cotonou, Abomey-Calavi, Porto-Novo, Parakou, Douala, Yaoundé, Bamenda, Bafoussam, Kinshasa, Kikwit, Masina, Mbandaka, Libreville, Port-Gentil, Franceville, Owendo, Luanda, Lubango, Huambo, Benguela, N'Djamena, Moundou, Abéché, Sarh, Niamey, Maradi, Zinder, Tahoua	7h ahead (Mar 8 – Nov 1)8h ahead (Nov 1 – Mar 8)	–	Convert MST to WAT
Mountain Time (MST/MDT)	Central Africa TimeCATUTC+2	Lilongwe, Blantyre, Mzuzu, Zomba, Bujumbura, Gitega, Ngozi, Rumonge, Gaborone, Francistown, Mogoditshane, Maun, Harare, Bulawayo, Chitungwiza, Mutare, Juba, Winejok, Yei, Malakal, Khartoum, Omdurman, Khartoum North, Nyala, Kigali, Gisenyi, Musanze, Nyagatare, Lubumbashi, Mbuji-Mayi, Kananga, Kisangani, Lusaka, Kitwe, Ndola, Chipata, Maputo, Matola, Nampula, Beira, Windhoek, Rundu, Walvis Bay, Swakopmund	8h ahead (Mar 8 – Nov 1)9h ahead (Nov 1 – Mar 8)	–	Convert MST to CAT
Mountain Time (MST/MDT)	Eastern European TimeEET/EESTUTC+2 / UTC+3	Athens, Thessaloníki, Pátra, Piraeus, Bucharest, Sector 3, Iaşi, Sector 6, Chisinau, Tiraspol, Bălţi, Bender, Helsinki, Espoo, Tampere, Vantaa, Kyiv, Kharkiv, Odesa, Dnipro, Mariehamn, Nicosia, Limassol, Larnaca, Stróvolos, Riga, Daugavpils, Liepāja, Jelgava, Sofia, Plovdiv, Varna, Burgas, Tallinn, Tartu, Narva, Pärnu, Vilnius, Kaunas, Klaipėda, Šiauliai	8h ahead (Mar 8 – Mar 29)9h ahead (Mar 29 – Oct 25)8h ahead (Oct 25 – Nov 1)9h ahead (Nov 1 – Mar 8)	–	Convert MST to EET
Mountain Time (MST/MDT)	Eastern European Time – BeirutEET/EESTUTC+2 / UTC+3	Beirut, Ra’s Bayrūt, Tripoli, Sidon	8h ahead (Mar 8 – Mar 29)9h ahead (Mar 29 – Oct 24)8h ahead (Oct 24 – Nov 1)9h ahead (Nov 1 – Mar 8)	–	Convert MST to EET
Mountain Time (MST/MDT)	Eastern European Time – CairoEET/EESTUTC+2 / UTC+3	Cairo, Alexandria, Giza, Shubrā al Khaymah	8h ahead (Mar 8 – Apr 24)9h ahead (Apr 24 – Oct 29)8h ahead (Oct 29 – Nov 1)9h ahead (Nov 1 – Mar 8)	–	Convert MST to EET
Mountain Time (MST/MDT)	Eastern European Time – HebronEET/EESTUTC+2 / UTC+3	East Jerusalem, Gaza, Khān Yūnis, Jabālyā	8h ahead (Mar 8 – Mar 28)9h ahead (Mar 28 – Oct 24)8h ahead (Oct 24 – Nov 1)9h ahead (Nov 1 – Mar 8)	–	Convert MST to EET
Mountain Time (MST/MDT)	Eastern European Time – TripoliEETUTC+2	Tripoli, Benghazi, Misratah, Zliten, Kaliningrad, Chernyakhovsk, Sovetsk, Baltiysk	8h ahead (Mar 8 – Nov 1)9h ahead (Nov 1 – Mar 8)	–	Convert MST to EET
Mountain Time (MST/MDT)	Israel TimeIST/IDTUTC+2 / UTC+3	Jerusalem, Tel Aviv, West Jerusalem, Haifa	8h ahead (Mar 8 – Mar 27)9h ahead (Mar 27 – Oct 25)8h ahead (Oct 25 – Nov 1)9h ahead (Nov 1 – Mar 8)	–	Convert MST to IST
Mountain Time (MST/MDT)	South Africa TimeSASTUTC+2	Johannesburg, Cape Town, Durban, Pretoria, Manzini, Mbabane, Lobamba, Maseru, Maputsoe, Mohale's Hoek, Mafeteng	8h ahead (Mar 8 – Nov 1)9h ahead (Nov 1 – Mar 8)	–	Convert MST to SAST
Mountain Time (MST/MDT)	Arabian TimeASTUTC+3	Baghdad, Al Mawşil al Jadīdah, Al Başrah al Qadīmah, Mosul, Al Aḩmadī, Ḩawallī, As Sālimīyah, Şabāḩ as Sālim, Al Muharraq, Manama, Madīnat Ḩamad, Ar Rifā‘, Doha, Ar Rayyān, Al Maţār al ‘Atīq, Al Manşūrah, Jeddah, Riyadh, Makkah, Madinah, Sanaa, Aden, Taiz, Ibb	9h ahead (Mar 8 – Nov 1)10h ahead (Nov 1 – Mar 8)	–	Convert MST to AST
Mountain Time (MST/MDT)	East Africa TimeEATUTC+3	Nairobi, Kakamega, Mombasa, Nakuru, Addis Ababa, Jijiga, Gonder, Mek'ele, Antananarivo, Toamasina, Antsirabe, Mahajanga, Asmara, Keren, Himora, Massawa, Dar es Salaam, Mwanza, Dodoma, Zanzibar, Djibouti, Ali Sabih, Dikhil, Tadjoura, Kampala, Nansana, Kira, Bunamwaya, Mamoudzou, Koungou, Labattoir, Kaouéni, Mogadishu, Borama, Hargeysa, Berbera, Moroni, Moutsamoudou, Fomboni	9h ahead (Mar 8 – Nov 1)10h ahead (Nov 1 – Mar 8)	–	Convert MST to EAT
Mountain Time (MST/MDT)	Jordan TimeUTC+3UTC+3	Amman, Zarqa, Irbid, Russeifa	9h ahead (Mar 8 – Nov 1)10h ahead (Nov 1 – Mar 8)	–	Convert MST to Amman
Mountain Time (MST/MDT)	Moscow TimeMSKUTC+3	Moscow, Saint Petersburg, Nizhniy Novgorod, Kazan, Minsk, Homyel', Hrodna, Vitebsk, Sevastopol, Simferopol, Kerch, Yevpatoriya	9h ahead (Mar 8 – Nov 1)10h ahead (Nov 1 – Mar 8)	–	Convert MST to MSK
Mountain Time (MST/MDT)	Syowa TimeSYOTUTC+3	Syowa	9h ahead (Mar 8 – Nov 1)10h ahead (Nov 1 – Mar 8)	–	Convert MST to SYOT
Mountain Time (MST/MDT)	Syria TimeUTC+3UTC+3	Aleppo, Damascus, Homs, Latakia	9h ahead (Mar 8 – Nov 1)10h ahead (Nov 1 – Mar 8)	–	Convert MST to Aleppo
Mountain Time (MST/MDT)	Turkey TimeTRTUTC+3	Istanbul, Ankara, Bursa, İzmir	9h ahead (Mar 8 – Nov 1)10h ahead (Nov 1 – Mar 8)	–	Convert MST to TRT
Mountain Time (MST/MDT)	Iran TimeIRSTUTC+3:30	Tehran, Mashhad, Isfahan, Karaj	9h 30m ahead (Mar 8 – Nov 1)10h 30m ahead (Nov 1 – Mar 8)	–	Convert MST to IRST
Mountain Time (MST/MDT)	Armenia TimeAMTUTC+4	Yerevan, Malatia-Sebastia, Shengavit, Nor Nork	10h ahead (Mar 8 – Nov 1)11h ahead (Nov 1 – Mar 8)	–	Convert MST to AMT
Mountain Time (MST/MDT)	Azerbaijan TimeAZTUTC+4	Baku, Sumqayıt, Ganja, Lankaran	10h ahead (Mar 8 – Nov 1)11h ahead (Nov 1 – Mar 8)	–	Convert MST to AZT
Mountain Time (MST/MDT)	Georgia TimeGETUTC+4	Tbilisi, Batumi, Kutaisi, Rustavi	10h ahead (Mar 8 – Nov 1)11h ahead (Nov 1 – Mar 8)	–	Convert MST to GET
Mountain Time (MST/MDT)	Gulf TimeGSTUTC+4	Dubai, Abu Dhabi, Sharjah, Al Ain City, Muscat, Seeb, Bawshar, ‘Ibrī	10h ahead (Mar 8 – Nov 1)11h ahead (Nov 1 – Mar 8)	–	Convert MST to GST
Mountain Time (MST/MDT)	Mauritius TimeMUTUTC+4	Port Louis, Vacoas, Beau Bassin-Rose Hill, Curepipe	10h ahead (Mar 8 – Nov 1)11h ahead (Nov 1 – Mar 8)	–	Convert MST to MUT
Mountain Time (MST/MDT)	Réunion TimeRETUTC+4	Saint-Denis, Saint-Paul, Saint-Pierre, Le Tampon	10h ahead (Mar 8 – Nov 1)11h ahead (Nov 1 – Mar 8)	–	Convert MST to RET
Mountain Time (MST/MDT)	Samara TimeSAMTUTC+4	Samara, Saratov, Tolyatti, Izhevsk	10h ahead (Mar 8 – Nov 1)11h ahead (Nov 1 – Mar 8)	–	Convert MST to SAMT
Mountain Time (MST/MDT)	Seychelles TimeSCTUTC+4	Victoria	10h ahead (Mar 8 – Nov 1)11h ahead (Nov 1 – Mar 8)	–	Convert MST to SCT
Mountain Time (MST/MDT)	Afghanistan TimeAFTUTC+4:30	Kabul, Herāt, Mazār-e Sharīf, Kandahār	10h 30m ahead (Mar 8 – Nov 1)11h 30m ahead (Nov 1 – Mar 8)	–	Convert MST to AFT
Mountain Time (MST/MDT)	French Southern & Antarctic TimeFSATUTC+5	Port-aux-Français	11h ahead (Mar 8 – Nov 1)12h ahead (Nov 1 – Mar 8)	–	Convert MST to FSAT
Mountain Time (MST/MDT)	Kazakhstan TimeUTC+5UTC+5	Almaty, Shymkent, Aktobe, Karagandy	11h ahead (Mar 8 – Nov 1)12h ahead (Nov 1 – Mar 8)	–	Convert MST to Almaty
Mountain Time (MST/MDT)	Maldives TimeMVTUTC+5	Male	11h ahead (Mar 8 – Nov 1)12h ahead (Nov 1 – Mar 8)	–	Convert MST to MVT
Mountain Time (MST/MDT)	Mawson TimeMAWTUTC+5	Mawson, Vostok	11h ahead (Mar 8 – Nov 1)12h ahead (Nov 1 – Mar 8)	–	Convert MST to MAWT
Mountain Time (MST/MDT)	Pakistan TimePKTUTC+5	Lahore, Karachi, Peshawar, Faisalabad	11h ahead (Mar 8 – Nov 1)12h ahead (Nov 1 – Mar 8)	–	Convert MST to PKT
Mountain Time (MST/MDT)	Tajikistan TimeTJTUTC+5	Dushanbe, Isfara, Istaravshan, Kŭlob	11h ahead (Mar 8 – Nov 1)12h ahead (Nov 1 – Mar 8)	–	Convert MST to TJT
Mountain Time (MST/MDT)	Turkmenistan TimeTMTUTC+5	Ashgabat, Türkmenabat, Daşoguz, Mary	11h ahead (Mar 8 – Nov 1)12h ahead (Nov 1 – Mar 8)	–	Convert MST to TMT
Mountain Time (MST/MDT)	Uzbekistan TimeUZTUTC+5	Tashkent, Andijon, Namangan, Samarkand	11h ahead (Mar 8 – Nov 1)12h ahead (Nov 1 – Mar 8)	–	Convert MST to UZT
Mountain Time (MST/MDT)	Yekaterinburg TimeYEKTUTC+5	Yekaterinburg, Chelyabinsk, Ufa, Perm	11h ahead (Mar 8 – Nov 1)12h ahead (Nov 1 – Mar 8)	–	Convert MST to YEKT
Mountain Time (MST/MDT)	India TimeISTUTC+5:30	Mumbai, Delhi, Bengaluru, Hyderabad, Colombo, Dehiwala-Mount Lavinia, Maharagama, Jaffna	11h 30m ahead (Mar 8 – Nov 1)12h 30m ahead (Nov 1 – Mar 8)	–	Convert MST to IST
Mountain Time (MST/MDT)	Nepal TimeNPTUTC+5:45	Kathmandu, Pokhara, Bharatpur, Pātan	11h 45m ahead (Mar 8 – Nov 1)12h 45m ahead (Nov 1 – Mar 8)	–	Convert MST to NPT
Mountain Time (MST/MDT)	Bangladesh TimeBSTUTC+6	Dhaka, Chattogram, Gazipur, Khulna	12h ahead (Mar 8 – Nov 1)13h ahead (Nov 1 – Mar 8)	–	Convert MST to BST
Mountain Time (MST/MDT)	Bhutan TimeBTTUTC+6	Thimphu, Phuntsholing, Tsirang, Punākha	12h ahead (Mar 8 – Nov 1)13h ahead (Nov 1 – Mar 8)	–	Convert MST to BTT
Mountain Time (MST/MDT)	China Time – UrumqiCSTUTC+6	Ürümqi, Shihezi, Korla, Aqsu	12h ahead (Mar 8 – Nov 1)13h ahead (Nov 1 – Mar 8)	–	Convert MST to CST
Mountain Time (MST/MDT)	Indian Ocean TimeIOTUTC+6	Chagos	12h ahead (Mar 8 – Nov 1)13h ahead (Nov 1 – Mar 8)	–	Convert MST to IOT
Mountain Time (MST/MDT)	Kyrgyzstan TimeKGTUTC+6	Bishkek, Osh, Jalal-Abad, Karakol	12h ahead (Mar 8 – Nov 1)13h ahead (Nov 1 – Mar 8)	–	Convert MST to KGT
Mountain Time (MST/MDT)	Omsk TimeOMSTUTC+6	Omsk, Tara, Kalachinsk, Isil’kul’	12h ahead (Mar 8 – Nov 1)13h ahead (Nov 1 – Mar 8)	–	Convert MST to OMST
Mountain Time (MST/MDT)	Cocos Islands TimeCCTUTC+6:30	West Island	12h 30m ahead (Mar 8 – Nov 1)13h 30m ahead (Nov 1 – Mar 8)	–	Convert MST to CCT
Mountain Time (MST/MDT)	Myanmar TimeMMTUTC+6:30	Yangon, Mandalay, Nay Pyi Taw, Hlaingthaya Township	12h 30m ahead (Mar 8 – Nov 1)13h 30m ahead (Nov 1 – Mar 8)	–	Convert MST to MMT
Mountain Time (MST/MDT)	Christmas Island TimeCXTUTC+7	Flying Fish Cove	13h ahead (Mar 8 – Nov 1)14h ahead (Nov 1 – Mar 8)	–	Convert MST to CXT
Mountain Time (MST/MDT)	Davis TimeDAVTUTC+7	Davis	13h ahead (Mar 8 – Nov 1)14h ahead (Nov 1 – Mar 8)	–	Convert MST to DAVT
Mountain Time (MST/MDT)	Hovd TimeHOVTUTC+7	Ulaangom, Khovd, Ölgii, Altai	13h ahead (Mar 8 – Nov 1)14h ahead (Nov 1 – Mar 8)	–	Convert MST to HOVT
Mountain Time (MST/MDT)	Indochina TimeICTUTC+7	Bangkok, Samut Prakan, Mueang Nonthaburi, Chon Buri, Ho Chi Minh City, Cần Thơ, Da Nang, Biên Hòa, Phnom Penh, Takeo, Siem Reap, Battambang, Vientiane, Savannakhet, Pakse, Thakhèk	13h ahead (Mar 8 – Nov 1)14h ahead (Nov 1 – Mar 8)	–	Convert MST to ICT
Mountain Time (MST/MDT)	Novosibirsk TimeNOVTUTC+7	Novosibirsk, Krasnoyarsk, Barnaul, Tomsk	13h ahead (Mar 8 – Nov 1)14h ahead (Nov 1 – Mar 8)	–	Convert MST to NOVT
Mountain Time (MST/MDT)	Western Indonesia TimeWIBUTC+7	Jakarta, Surabaya, Bekasi, Bandung	13h ahead (Mar 8 – Nov 1)14h ahead (Nov 1 – Mar 8)	–	Convert MST to WIB
Mountain Time (MST/MDT)	Australian Western TimeAWSTUTC+8	Perth, Mandurah, Bunbury, Geraldton, Casey	14h ahead (Mar 8 – Nov 1)15h ahead (Nov 1 – Mar 8)	–	Convert MST to AWST
Mountain Time (MST/MDT)	Brunei TimeUTC+8UTC+8	Bandar Seri Begawan, Sengkurong, Mentiri, Kuala Belait	14h ahead (Mar 8 – Nov 1)15h ahead (Nov 1 – Mar 8)	–	Convert MST to Bandar Seri Begawan
Mountain Time (MST/MDT)	Central Indonesia TimeWITAUTC+8	Makassar, Samarinda, Denpasar, Balikpapan	14h ahead (Mar 8 – Nov 1)15h ahead (Nov 1 – Mar 8)	–	Convert MST to WITA
Mountain Time (MST/MDT)	China TimeCSTUTC+8	Shanghai, Beijing, Shenzhen, Guangzhou, Macau, Taipa, Sé, Luhuan	14h ahead (Mar 8 – Nov 1)15h ahead (Nov 1 – Mar 8)	–	Convert MST to CST
Mountain Time (MST/MDT)	Hong Kong TimeHKTUTC+8	Hong Kong, New Territories, Kowloon, Hong Kong Island	14h ahead (Mar 8 – Nov 1)15h ahead (Nov 1 – Mar 8)	–	Convert MST to HKT
Mountain Time (MST/MDT)	Irkutsk TimeIRKTUTC+8	Irkutsk, Ulan-Ude, Bratsk, Angarsk	14h ahead (Mar 8 – Nov 1)15h ahead (Nov 1 – Mar 8)	–	Convert MST to IRKT
Mountain Time (MST/MDT)	Malaysia TimeMYTUTC+8	Kuala Lumpur, Johor Bahru, Kampung Baru Subang, Petaling Jaya	14h ahead (Mar 8 – Nov 1)15h ahead (Nov 1 – Mar 8)	–	Convert MST to MYT
Mountain Time (MST/MDT)	Philippine TimePHTUTC+8	Quezon City, Davao, Caloocan City, Manila	14h ahead (Mar 8 – Nov 1)15h ahead (Nov 1 – Mar 8)	–	Convert MST to PHT
Mountain Time (MST/MDT)	Singapore TimeSGTUTC+8	Singapore, Ulu Bedok, Bedok New Town, Tampines Estate	14h ahead (Mar 8 – Nov 1)15h ahead (Nov 1 – Mar 8)	–	Convert MST to SGT
Mountain Time (MST/MDT)	Taiwan TimeUTC+8UTC+8	Taipei, New Taipei City, Taichung, Kaohsiung	14h ahead (Mar 8 – Nov 1)15h ahead (Nov 1 – Mar 8)	–	Convert MST to Taipei
Mountain Time (MST/MDT)	Ulaanbaatar TimeULATUTC+8	Ulan Bator, Erdenet, Darhan, Choibalsan	14h ahead (Mar 8 – Nov 1)15h ahead (Nov 1 – Mar 8)	–	Convert MST to ULAT
Mountain Time (MST/MDT)	Australian Central Western TimeACWSTUTC+8:45	Eucla	14h 45m ahead (Mar 8 – Nov 1)15h 45m ahead (Nov 1 – Mar 8)	–	Convert MST to ACWST
Mountain Time (MST/MDT)	Eastern Indonesia TimeWITUTC+9	Jayapura, Ambon, Sorong, Ternate	15h ahead (Mar 8 – Nov 1)16h ahead (Nov 1 – Mar 8)	–	Convert MST to WIT
Mountain Time (MST/MDT)	Japan TimeJSTUTC+9	Tokyo, Yokohama, Osaka, Nagoya	15h ahead (Mar 8 – Nov 1)16h ahead (Nov 1 – Mar 8)	–	Convert MST to JST
Mountain Time (MST/MDT)	Korean TimeKSTUTC+9	Seoul, Busan, Incheon, Daegu, Pyongyang, Hamhŭng, Namp’o, Sunch’ŏn	15h ahead (Mar 8 – Nov 1)16h ahead (Nov 1 – Mar 8)	–	Convert MST to KST
Mountain Time (MST/MDT)	Palau TimePWTUTC+9	Ngerulmud	15h ahead (Mar 8 – Nov 1)16h ahead (Nov 1 – Mar 8)	–	Convert MST to PWT
Mountain Time (MST/MDT)	Timor-Leste TimeUTC+9UTC+9	Dili, Maliana, Suai, Likisá	15h ahead (Mar 8 – Nov 1)16h ahead (Nov 1 – Mar 8)	–	Convert MST to Dili
Mountain Time (MST/MDT)	Yakutsk TimeYAKTUTC+9	Chita, Yakutsk, Blagoveshchensk, Belogorsk	15h ahead (Mar 8 – Nov 1)16h ahead (Nov 1 – Mar 8)	–	Convert MST to YAKT
Mountain Time (MST/MDT)	Australian Central TimeACST/ACDTUTC+9:30 / UTC+10:30	Adelaide, Adelaide Hills, Mount Gambier, Morphett Vale	16h 30m ahead (Mar 8 – Apr 5)15h 30m ahead (Apr 5 – Oct 4)16h 30m ahead (Oct 4 – Nov 1)17h 30m ahead (Nov 1 – Mar 8)	–	Convert MST to ACST
Mountain Time (MST/MDT)	Australian Central Time – DarwinACSTUTC+9:30	Darwin, Palmerston, Alice Springs	15h 30m ahead (Mar 8 – Nov 1)16h 30m ahead (Nov 1 – Mar 8)	–	Convert MST to ACST
Mountain Time (MST/MDT)	Australian Eastern TimeAEST/AEDTUTC+10 / UTC+11	Sydney, Melbourne, Newcastle, Canberra	17h ahead (Mar 8 – Apr 5)16h ahead (Apr 5 – Oct 4)17h ahead (Oct 4 – Nov 1)18h ahead (Nov 1 – Mar 8)	–	Convert MST to AEST
Mountain Time (MST/MDT)	Australian Eastern Time – BrisbaneAESTUTC+10	Brisbane, Gold Coast, Sunshine Coast, Logan City	16h ahead (Mar 8 – Nov 1)17h ahead (Nov 1 – Mar 8)	–	Convert MST to AEST
Mountain Time (MST/MDT)	Chamorro TimeChSTUTC+10	Dededo Village, Yigo Village, Tamuning-Tumon-Harmon Village, Tamuning, Saipan	16h ahead (Mar 8 – Nov 1)17h ahead (Nov 1 – Mar 8)	–	Convert MST to ChST
Mountain Time (MST/MDT)	Chuuk TimeCHUTUTC+10	Chuuk	16h ahead (Mar 8 – Nov 1)17h ahead (Nov 1 – Mar 8)	–	Convert MST to CHUT
Mountain Time (MST/MDT)	Dumont d’Urville TimeUTC+10UTC+10	DumontDUrville	16h ahead (Mar 8 – Nov 1)17h ahead (Nov 1 – Mar 8)	–	Convert MST to DumontDUrville
Mountain Time (MST/MDT)	Papua New Guinea TimePGTUTC+10	Port Moresby, Lae, Mount Hagen, Popondetta	16h ahead (Mar 8 – Nov 1)17h ahead (Nov 1 – Mar 8)	–	Convert MST to PGT
Mountain Time (MST/MDT)	Vladivostok TimeVLATUTC+10	Khabarovsk, Vladivostok, Khabarovsk Vtoroy, Komsomolsk-on-Amur	16h ahead (Mar 8 – Nov 1)17h ahead (Nov 1 – Mar 8)	–	Convert MST to VLAT
Mountain Time (MST/MDT)	Lord Howe TimeLHST/LHDTUTC+10:30 / UTC+11	Lord Howe	17h ahead (Mar 8 – Apr 5)16h 30m ahead (Apr 5 – Oct 4)17h ahead (Oct 4 – Nov 1)18h ahead (Nov 1 – Mar 8)	–	Convert MST to LHST
Mountain Time (MST/MDT)	Bougainville TimeBSTUTC+11	Arawa	17h ahead (Mar 8 – Nov 1)18h ahead (Nov 1 – Mar 8)	–	Convert MST to BST
Mountain Time (MST/MDT)	Kosrae TimeKOSTUTC+11	Kosrae, Palikir	17h ahead (Mar 8 – Nov 1)18h ahead (Nov 1 – Mar 8)	–	Convert MST to KOST
Mountain Time (MST/MDT)	New Caledonia TimeNCTUTC+11	Nouméa, Mont-Dore, Dumbéa	17h ahead (Mar 8 – Nov 1)18h ahead (Nov 1 – Mar 8)	–	Convert MST to NCT
Mountain Time (MST/MDT)	Norfolk Island TimeNFTUTC+11 / UTC+12	Kingston	18h ahead (Mar 8 – Apr 5)17h ahead (Apr 5 – Oct 4)18h ahead (Oct 4 – Nov 1)19h ahead (Nov 1 – Mar 8)	–	Convert MST to NFT
Mountain Time (MST/MDT)	Sakhalin TimeSAKTUTC+11	Yuzhno-Sakhalinsk, Magadan, Korsakov, Kholmsk	17h ahead (Mar 8 – Nov 1)18h ahead (Nov 1 – Mar 8)	–	Convert MST to SAKT
Mountain Time (MST/MDT)	Solomon Islands TimeSBTUTC+11	Honiara, Panatina, Nggosi, Tandai	17h ahead (Mar 8 – Nov 1)18h ahead (Nov 1 – Mar 8)	–	Convert MST to SBT
Mountain Time (MST/MDT)	Vanuatu TimeVUTUTC+11	Port-Vila	17h ahead (Mar 8 – Nov 1)18h ahead (Nov 1 – Mar 8)	–	Convert MST to VUT
Mountain Time (MST/MDT)	Fiji TimeFJTUTC+12	Nasinu, Suva, Lautoka, Nadi	18h ahead (Mar 8 – Nov 1)19h ahead (Nov 1 – Mar 8)	–	Convert MST to FJT
Mountain Time (MST/MDT)	Gilbert Islands TimeGILTUTC+12	Tarawa	18h ahead (Mar 8 – Nov 1)19h ahead (Nov 1 – Mar 8)	–	Convert MST to GILT
Mountain Time (MST/MDT)	Kamchatka TimePETTUTC+12	Petropavlovsk-Kamchatsky, Yelizovo, Vilyuchinsk, Anadyr	18h ahead (Mar 8 – Nov 1)19h ahead (Nov 1 – Mar 8)	–	Convert MST to PETT
Mountain Time (MST/MDT)	Marshall Islands TimeMHTUTC+12	Majuro, Kwajalein	18h ahead (Mar 8 – Nov 1)19h ahead (Nov 1 – Mar 8)	–	Convert MST to MHT
Mountain Time (MST/MDT)	Nauru TimeNRTUTC+12	Yaren	18h ahead (Mar 8 – Nov 1)19h ahead (Nov 1 – Mar 8)	–	Convert MST to NRT
Mountain Time (MST/MDT)	New Zealand TimeNZST/NZDTUTC+12 / UTC+13	Auckland, Christchurch, Wellington, Manukau City, McMurdo	19h ahead (Mar 8 – Apr 5)18h ahead (Apr 5 – Sep 27)19h ahead (Sep 27 – Nov 1)20h ahead (Nov 1 – Mar 8)	–	Convert MST to NZST
Mountain Time (MST/MDT)	Tuvalu TimeTVTUTC+12	Funafuti	18h ahead (Mar 8 – Nov 1)19h ahead (Nov 1 – Mar 8)	–	Convert MST to TVT
Mountain Time (MST/MDT)	Wake Island TimeWAKTUTC+12	Wake	18h ahead (Mar 8 – Nov 1)19h ahead (Nov 1 – Mar 8)	–	Convert MST to WAKT
Mountain Time (MST/MDT)	Wallis & Futuna TimeWFTUTC+12	Mata-Utu	18h ahead (Mar 8 – Nov 1)19h ahead (Nov 1 – Mar 8)	–	Convert MST to WFT
Mountain Time (MST/MDT)	Chatham TimeCHAST/CHADTUTC+12:45 / UTC+13:45	Chatham	19h 45m ahead (Mar 8 – Apr 5)18h 45m ahead (Apr 5 – Sep 27)19h 45m ahead (Sep 27 – Nov 1)20h 45m ahead (Nov 1 – Mar 8)	–	Convert MST to CHAST
Mountain Time (MST/MDT)	Phoenix Islands TimePHOTUTC+13	Kanton	19h ahead (Mar 8 – Nov 1)20h ahead (Nov 1 – Mar 8)	–	Convert MST to PHOT
Mountain Time (MST/MDT)	Samoa TimeSSTUTC+13	Apia	19h ahead (Mar 8 – Nov 1)20h ahead (Nov 1 – Mar 8)	–	Convert MST to SST
Mountain Time (MST/MDT)	Tokelau TimeTKTUTC+13	Fakaofo	19h ahead (Mar 8 – Nov 1)20h ahead (Nov 1 – Mar 8)	–	Convert MST to TKT
Mountain Time (MST/MDT)	Tonga TimeTOTUTC+13	Nuku‘alofa	19h ahead (Mar 8 – Nov 1)20h ahead (Nov 1 – Mar 8)	–	Convert MST to TOT
Mountain Time (MST/MDT)	Line Islands TimeLINTUTC+14	Kiritimati	20h ahead (Mar 8 – Nov 1)21h ahead (Nov 1 – Mar 8)	–	Convert MST to LINT

Mountain Time

Canada, Mexico, United States

Abbreviation: MST/MDT
Current UTC offset: UTC-7
Daylight saving: Observed
Major cities: Denver, El Paso, Albuquerque, Colorado Springs +5 more

Coordinated Universal Time

Worldwide reference scale

Abbreviation: UTC
Current UTC offset: UTC+0
Daylight saving: Not observed
Major cities: UTC

Cities in these time zones

A time zone is a rule, not a place. Cities that keep the same standard offset and switch their clocks on the same dates share one time zone, so they are listed together here and appear as a single option in the pickers above. Berlin, Paris, Madrid, and Rome are all Central European Time; New York and Toronto are both Eastern Time. Cities that merely happen to read the same right now stay separate — London and Abidjan both show UTC+0 each winter, but only London moves to UTC+1 in summer, so converting to one is not the same as converting to the other.

Every city below converts identically, on every date, including daylight-saving changeovers. Pick whichever name you recognise — the result is the same.

Mountain Time

MST/MDT · UTC-7

9 cities across 3 countries · 3 IANA zones

Canada: Calgary, Edmonton, Lethbridge, Red Deer
Mexico: Ciudad Juárez
United States: Denver, El Paso, Albuquerque, Colorado Springs

Coordinated Universal Time

UTC · UTC+0

1 city

A reference scale rather than a place — no cities keep this time zone.

Complete tool guide

How to use the MST to UTC Time Zone Converter: dates, times, formats, and limitations

The MST to UTC Time Zone Converter is a free online time-and-date utility that converts a time in Mountain Time to Coordinated Universal Time. It turns calendar or timestamp information into a structured result without requiring a spreadsheet formula, command-line script, or manual calendar count.

Date calculations need more care than ordinary arithmetic because months have different lengths, leap years add a day, local clocks use time zones and daylight-saving rules, and business-day conventions vary. The tool makes its browser-based calculation repeatable while the guide below explains the assumptions you should verify.

Why use this tool?

Calculate or inspect calendar information without manually counting through months and leap years.
Change inputs quickly to compare schedules, deadlines, durations, timestamps, and planning scenarios.
See multiple related representations and totals together rather than converting each field separately.
Copy useful values into development, reporting, travel, operations, or project-planning workflows.
Run the calculation in the browser without submitting entered dates to a date-calculation service.

Common use cases

Scheduling calls or meetings between Mountain Time and Coordinated Universal Time regions.
Planning travel, broadcasts, or deadlines across the two zones.
Checking a spreadsheet, application, database, API, calendar, or manually calculated date result.
Translating technical time data into a form that colleagues or customers can understand.

How to use it

1
Enter a date, a time in MST and confirm whether the value should be interpreted in local time or UTC.
2
Choose the operation or output mode that matches the question you need to answer.
3
Review the main converted time and the supporting breakdown, paying attention to direction, time zone, and included endpoints.
4
Copy the result together with its date format, unit, and time-zone context so it is not ambiguous later.

Calculation method

It resolves each zone through the IANA time-zone database so daylight-saving transitions are applied for the date you choose.

The browser applies calendar-aware date operations rather than treating every month as an identical number of days.

Understanding the output

converted time

When sharing a result, use an unambiguous format such as an ISO date and state the time zone whenever a clock time is involved.

Time zones and limitations

Abbreviations can shift with daylight saving, so confirm the date you are converting.

Historical, legal, payroll, financial-market, and cross-border scheduling rules can require authoritative holiday calendars or time-zone databases beyond a general browser calculation.

Practical tips for better results

Use the swap button to reverse the direction instantly.
The 24-hour chart shows the full-day mapping at a glance.
Write month names or use ISO YYYY-MM-DD when day/month order could be misunderstood.
State UTC or the named local time zone instead of using an unexplained clock time.
Confirm whether a duration includes the start date, end date, both, or neither.

Frequently asked questions

What is the MST to UTC Time Zone Converter used for?

It converts a time in Mountain Time to Coordinated Universal Time. Common uses include scheduling calls or meetings between mountain time and coordinated universal time regions.; planning travel, broadcasts, or deadlines across the two zones.. The supporting breakdown helps make the result easier to verify and communicate.

How are leap years and different month lengths handled?

The calculation uses calendar-aware browser dates, so February and the varying lengths of calendar months are considered. Results involving a month-end can still depend on the chosen operation and should be reviewed.

Can daylight-saving time affect the result?

Yes. A local-time interval that crosses a daylight-saving change can contain 23 or 25 clock hours even when the calendar dates are one day apart. Use UTC for elapsed technical time when appropriate.

Can I use this for payroll, legal deadlines, or official schedules?

Use it as a planning and verification aid. Official calculations may depend on jurisdiction-specific holidays, cut-off times, inclusion rules, contractual definitions, or authoritative time-zone data.

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