Atlantic Standard Time (AST)
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!!! Note: Currently Atlantic Daylight Time is observed.


Atlantic Standard Time (AST) is also known as Atlantic Time (AT), Heure Normale de I'Atlantique (HNA) in French, Tiempo Estándar del Atlántico in Spanish. AST is mainly observed in the East Coast of Canada and parts of Caribbean. Canada AST time zone will observe Atlantic Daylight Time (ADT) in summer.

Regions observe AST in Winter and daylight saving time in the summer:
• Canada: New Brunswick, Nova Scotia, Newfoundland and Labrador, Prince Edward Island, east tip of Quebec.
• Thule, Greenland
• Bermuda

Regions observe AST all year long:
• Dominican Republic
• Puerto Rico, US Virgin Islands
• Trinidad and Tobago
• Barbados
• Aruba
• Curaçao

• Get converter between Atlantic Standard Time and specific time zone:
 
AST Conversion to America Timezones:
 
AST Conversion to Europe Timezones:
 
AST Conversion to Australia and Pacific Timezones:
 
AST Conversion to Asia Timezones:
 
AST Conversion to Africa Timezones:
 
AST Conversion to standard timezones:

Except those regions that use AST all year long, AST starts at 2 AM on the first Sunday of November each year, turn the clock 1 hour back to 1 AM at that time, and AST ends at 2 AM on the second Sunday in March each year, turn the clock 1 hour forward to 3 AM at that time.


The Start and End dates of AST Time in coming years:
Year Start Date End Date
2017 - 20182:00 AM, November 5, 20172:00 AM, March 11, 2018


US, Canada, Mexico Time Zones

Atlantic Daylight Time (ADT)Eastern Daylight Time (EDT)Central Daylight Time (CDT)Mountain Daylight Time (MDT)Pacific Daylight Time (PDT)Alaska Daylight Time (AKDT)Hawaii TimeArizonaSaskatoonNew YorkTorontoMexico CitySan FranciscoChicagoHoustonMiamiPhoenixHalifaxDenverMonterreyChihuahua


Europe Time Zones

Greenwich Mean Time (GMT)British Summer Time (BST)Western European Summer Time (WEST)Central European Summer Time (CEST)Eastern European Summer Time (EEST)LondonParisBerlinAthensWarsawKievBelarusMoscowMadridStockholmAmsterdamIstanbul


Australia, New Zealand Time Zones

AESTAEDTACDTACSTAWSTNew Zealand Daylight Time (NZDT)QueenslandAdelaideBrisbaneCanberraMelbournePerthSydneyAucklandFijiSolomon IslandsPapua New Guinea


Asia Time Zones

IndiaPakistanChinaUAEJapanKoreaPhilippinesThailandHong KongTaiwanMalaysiaSingaporeJakartaBangladeshSri LankaNepalKuwaitSaudi ArabiaViet NamOmanIsraelJordanBeijingBangaloreKuala LumpurManilaTokyoSeoulKarachiDubai


Africa Time Zones

West Africa Time (WAT)Central Africa Time (CAT)East Africa Time (EAT)EgyptNigeriaKenyaGhanaMoroccoTanzaniaEthiopiaUgandaSouth AfricaCairoAlgiersCasablancaAccraLagosCape TownNairobi


South America Time Zones

BrazilArgentinaChilePeruEcuadorColombiaVenezuelaPanamaPuerto RicoSão PauloManausRio de JaneiroBuenos AiresSantiagoLimaQuitoBogotaCaracas


Russia Time Zones

MoscowNovosibirskYekaterinburgOmskSt PetersburgKazanIrkutskChitaVladivostokSochiAlmatyKyrgyzstanUzbekistanTajikistan