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The World Clock - Time Zone difference from U.S.A. – Montana – Helena

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Add or subtract the given number of hours to/from Helena time to get the time in these cities.

Note: Time zone differences will vary during the year, as different countries observe DST during different periods. Therefore, you should usually use The World Clock instead

Time zone differences around the world

Abidjan+7 hoursGuayaquil+2 hoursPalma+8 hours
Abu Dhabi+11 hoursHagåtña+17 hoursPanama+2 hours
Abuja+8 hoursHalifax+3 hoursPapeete-3 hours
Acapulco+1 hourHamilton+3 hoursParamaribo+4 hours
Accra+7 hoursHammerfest+8 hoursParis+8 hours
Adak-3 hoursHanoi+14 hoursPatna+12:30 hours
Adamstown-1 hourHappy Valley-Goose Bay+3 hoursPensacola+1 hour
Addis Ababa+10 hoursHarare+9 hoursPerm+12 hours
Adelaide *+17:30 hoursHartford+2 hoursPerth+15 hours
Aden+10 hoursHavana+2 hoursPetropavlovsk-Kamchatsky+19 hours
Agra+12:30 hoursHelsinki+9 hoursPevek+19 hours
Aguascalientes+1 hourHermosillosame timePhiladelphia+2 hours
Albuquerquesame timeHo Chi Minh+14 hoursPhnom Penh+14 hours
Alert+2 hoursHobart *+18 hoursPhoenixsame time
Algiers+8 hoursHong Kong+15 hoursPodgorica+8 hours
Alice Springs+16:30 hoursHoniara+18 hoursPolokwane+9 hours
Almaty+13 hoursHonolulu-3 hoursPond Inlet+2 hours
Alofi-4 hoursHouston+1 hourPonta Delgada+6 hours
Amman+9 hoursHovd+14 hoursPontianak+14 hours
Amsterdam+8 hoursIndianapolis+2 hoursPort-au-Prince+2 hours
Amsterdam Island+12 hoursIndore+12:30 hoursPort-aux-Francais+12 hours
Anadyr+19 hoursInuviksame timePort Louis+11 hours
Anchorage-2 hoursIrkutsk+15 hoursPort Moresby+17 hours
Andorra La Vella+8 hoursIslamabad+12 hoursPort of Spain+3 hours
Angra do Heroísmo+6 hoursIstanbul+9 hoursPort Vila+18 hours
Ankara+9 hoursIttoqqortoormiit+6 hoursPortland-1 hour
Antananarivo+10 hoursJackson+1 hourPorto Novo+8 hours
Apia *+21 hoursJakarta+14 hoursPrague+8 hours
Aqtobe+12 hoursJamestown+7 hoursPraia+6 hours
Ashgabat+12 hoursJayapura+16 hoursPretoria+9 hours
Asmara+10 hoursJerusalem+9 hoursProvidence+2 hours
Astana+13 hoursJohannesburg+9 hoursPune+12:30 hours
Asuncion *+4 hoursJuba+10 hoursPunta Arenas *+4 hours
Athens+9 hoursKabul+11:30 hoursPyongyang+16 hours
Atlanta+2 hoursKaliningrad+9 hoursQaanaaq+4 hours
Auckland *+20 hoursKampala+10 hoursQuébec+2 hours
Augusta+2 hoursKangerlussuaq+4 hoursQuito+2 hours
Austin+1 hourKansas City+1 hourRabat+7 hours
Baghdad+10 hoursKarachi+12 hoursRaleigh+2 hours
Baker Island-5 hoursKaraj+10:30 hoursRapid Citysame time
Baker Lake+1 hourKathmandu+12:45 hoursRarotonga-3 hours
Baku+11 hoursKazan+10 hoursRecife+4 hours
Balikpapan+15 hoursKemi+9 hoursRegina+1 hour
Baltimore+2 hoursKhartoum+10 hoursResolute Bay+1 hour
Bamako+7 hoursKhatanga+14 hoursReykjavik+7 hours
Bandar Seri Begawan+15 hoursKigali+9 hoursRichmond+2 hours
Bandung+14 hoursKing Edward Point+5 hoursRiga+9 hours
Bangalore+12:30 hoursKingston+2 hoursRio Branco+2 hours
Bangkok+14 hoursKingstown+3 hoursRio de Janeiro *+5 hours
Bangui+8 hoursKinshasa+8 hoursRiyadh+10 hours
Banjul+7 hoursKiritimati+21 hoursRome+8 hours
Barcelona+8 hoursKobe+16 hoursRoseau+3 hours
Basse-Terre (Guadeloupe)+3 hoursKolkata+12:30 hoursRovaniemi+9 hours
Basseterre (St. Kitts)+3 hoursKomsomolsk-on-Amur+17 hoursSacramento-1 hour
Beijing+15 hoursKrasnoyarsk+14 hoursSaint-Denis+11 hours
Beirut+9 hoursKuala Lumpur+15 hoursSaint George's+3 hours
Belém+4 hoursKuujjuaq+2 hoursSaint John (CA - NB)+3 hours
Belfast+7 hoursKuwait City+10 hoursSaint John's (Antigua)+3 hours
Belgrade+8 hoursKyiv+9 hoursSaint-Petersburg+10 hours
Belmopan+1 hourKyoto+16 hoursSalem-1 hour
Belushya Guba+10 hoursLa Paz+3 hoursSalt Lake Citysame time
Berlin+8 hoursLagos+8 hoursSalvador+4 hours
Bern+8 hoursLahore+12 hoursSamara+11 hours
Bhubaneshwar+12:30 hoursLas Vegas-1 hourSan Diego-1 hour
Billingssame timeLhasa+15 hoursSan Francisco-1 hour
Bishkek+13 hoursLibreville+8 hoursSan Jose (CR)+1 hour
Bismarck+1 hourLilongwe+9 hoursSan Jose (USA)-1 hour
Bissau+7 hoursLima+2 hoursSan Juan+3 hours
Blanc-Sablon+3 hoursLincoln+1 hourSan Marino+8 hours
Bogota+2 hoursLisbon+7 hoursSan Salvador+1 hour
Boisesame timeLittle Rock+1 hourSana+10 hours
Boston+2 hoursLjubljana+8 hoursSantiago *+4 hours
Brasilia *+5 hoursLome+7 hoursSanto Domingo+3 hours
Bratislava+8 hoursLondon+7 hoursSão Paulo *+5 hours
Brazzaville+8 hoursLongyearbyen+8 hoursSão Tomé+7 hours
Bridgetown+3 hoursLos Angeles-1 hourSapporo+16 hours
Brisbane+17 hoursLouisville+2 hoursSarajevo+8 hours
Brussels+8 hoursLuanda+8 hoursSeattle-1 hour
Bucharest+9 hoursLubumbashi+9 hoursSeoul+16 hours
Budapest+8 hoursLudhiana+12:30 hoursShanghai+15 hours
Buenos Aires+4 hoursLusaka+9 hoursShenzhen+15 hours
Bujumbura+9 hoursLuxembourg+8 hoursSimferopol+10 hours
Cairns+17 hoursMadison+1 hourSingapore+15 hours
Cairo+9 hoursMadrid+8 hoursSioux Falls+1 hour
Calgarysame timeMadurai+12:30 hoursSkopje+8 hours
Canberra *+18 hoursMagadan+17 hoursSofia+9 hours
Cape Town+9 hoursMajuro+19 hoursSrednekolymsk+18 hours
Caracas+2:30 hoursMakassar+15 hoursSri Jayawardenapura Kotte+12:30 hours
Cardiff+7 hoursMakkah+10 hoursSt. John's (CA - NF)+3:30 hours
Casablanca+7 hoursMalabo+8 hoursSt. Louis+1 hour
Castries+3 hoursMale+12 hoursSt. Paul+1 hour
Cayenne+4 hoursManado+15 hoursStanley+4 hours
Charleston+2 hoursManagua+1 hourStockholm+8 hours
Chatham Islands *+20:45 hoursManama+10 hoursSucre+3 hours
Chelyabinsk+12 hoursManaus+3 hoursSurabaya+14 hours
Chennai+12:30 hoursManila+15 hoursSurat+12:30 hours
Cheyennesame timeManokwari+16 hoursSuva *+20 hours
Chibougamau+2 hoursMaputo+9 hoursSuzhou+15 hours
Chicago+1 hourMarion Island (Prince Edward Islands)+10 hoursSydney *+18 hours
Chisinau+9 hoursMaseru+9 hoursTaipei+15 hours
Chita+15 hoursMazatlansame timeTallinn+9 hours
Chongqing+15 hoursMbabane+9 hoursTarawa+19 hours
Colombo+12:30 hoursMedina+10 hoursTashkent+12 hours
Columbia+2 hoursMelbourne *+18 hoursTbilisi+11 hours
Columbus+2 hoursMelekeok+16 hoursTegucigalpa+1 hour
Conakry+7 hoursMexicali-1 hourTehran+10:30 hours
Concord+2 hoursMexico City+1 hourTel Aviv+9 hours
Copenhagen+8 hoursMiami+2 hoursThimphu+13 hours
Córdoba+4 hoursMidland+1 hourThiruvananthapuram+12:30 hours
Dakar+7 hoursMidway-4 hoursThule Air Base+3 hours
Dallas+1 hourMilan+8 hoursTijuana-1 hour
Damascus+9 hoursMilwaukee+1 hourTiksi+16 hours
Danmarkshavn+7 hoursMinneapolis+1 hourTirana+8 hours
Dar es Salaam+10 hoursMinsk+10 hoursTokyo+16 hours
Darwin+16:30 hoursMogadishu+10 hoursTopeka+1 hour
Delhi+12:30 hoursMonaco+8 hoursToronto+2 hours
Denpasar+15 hoursMonrovia+7 hoursTórshavn+7 hours
Denversame timeMontevideo *+5 hoursTripoli+9 hours
Des Moines+1 hourMontgomery+1 hourTunis+8 hours
Detroit+2 hoursMontpelier+2 hoursUfa+12 hours
Dhaka+13 hoursMontreal+2 hoursUlaanbaatar+15 hours
Diego Garcia+13 hoursMoroni+10 hoursUnalaska-2 hours
Dili+16 hoursMoscow+10 hoursÜrümqi+15 hours
Djibouti+10 hoursMumbai+12:30 hoursVaduz+8 hours
Dodoma+10 hoursMurmansk+10 hoursValletta+8 hours
Doha+10 hoursMuscat+11 hoursVancouver-1 hour
Douglas+7 hoursNagoya+16 hoursVaranasi+12:30 hours
Dover+2 hoursNairobi+10 hoursVatican City+8 hours
Dubai+11 hoursNashville+1 hourVeracruz+1 hour
Dublin+7 hoursNassau+2 hoursVerkhoyansk+17 hours
Dushanbe+12 hoursNaypyidaw+13:30 hoursVictoria+11 hours
Easter Island *+2 hoursNdjamena+8 hoursVienna+8 hours
Edinburgh+7 hoursNew Delhi+12:30 hoursVientiane+14 hours
Edmontonsame timeNew Orleans+1 hourVilnius+9 hours
El Aaiún+7 hoursNew York+2 hoursVladivostok+17 hours
Eucla+15:45 hoursNewark+2 hoursWake Island+19 hours
Eureka+1 hourNiamey+8 hoursWarsaw+8 hours
Fairbanks-2 hoursNicosia+9 hoursWashington DC+2 hours
Fakaofo+20 hoursNorilsk+14 hoursWellington *+20 hours
Fort-de-France+3 hoursNouakchott+7 hoursWhitehorse-1 hour
Fortaleza+4 hoursNovgorod+10 hoursWindhoek *+9 hours
Frankfurt+8 hoursNovosibirsk+13 hoursWinnipeg+1 hour
Freetown+7 hoursNukualofa+20 hoursYakutsk+16 hours
Funafuti+19 hoursNuuk+4 hoursYamoussoukro+7 hours
Gaborone+9 hoursOdesa+9 hoursYangon+13:30 hours
Galapagos Islands+1 hourOklahoma City+1 hourYaoundé+8 hours
Geneva+8 hoursOmsk+13 hoursYaren+19 hours
George Town (Cayman)+2 hoursOral+12 hoursYekaterinburg+12 hours
Georgetown (Guyana)+3 hoursOrlando+2 hoursYellowknifesame time
Gibraltar+8 hoursOsaka+16 hoursYerevan+11 hours
Glasgow+7 hoursOslo+8 hoursYokohama+16 hours
Grise Fiord+2 hoursOttawa+2 hoursYuzhno-Sakhalinsk+17 hours
Guadalajara+1 hourOuagadougou+7 hoursZagreb+8 hours
Guatemala+1 hourPalikir+18 hoursZürich+8 hours

* = Adjusted for DST or summer time (19 places).

UTC (GMT/Zulu)-time: Friday, November 28, 2014 at 01:40:52

UTC is Coordinated Universal Time, GMT is Greenwich Mean Time.

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