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To convert AST to EST, you have to subtract one hour. Atlantic Standard Time (AST) is 1 hour ahead of Eastern Standard Time (EST).Most North American time zones have generic terms, including Pacific Time (PT), Mountain Time (MT), Central Time (CT), and Eastern Time (ET).Ĭonverting Atlantic Standard Time to Other US Time Zones
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This can add a bit of confusion as the term Atlantic Time does not differentiate between standard time and Daylight Saving Time, so Atlantic Time switches between AST and ADT in areas that use DST during part of the year. In everyday usage, AST is often referred to as Atlantic Time (AT) or the Atlantic Time Zone. Time Zone News AST Is the Atlantic Time Zone However, for the bills to come into effect, Congress first has to pass a federal law allowing states to observe DST year-round because today's law only allows states to forgo DST. The bill requires that Pennsylvania, New Jersey, and Maryland each do the same. In 2019, the Governor of Delaware signed Senate Bill 73 to change the time zone to Atlantic Standard Time. This is often known as permanent DST because Eastern Daylight Time and Atlantic Standard Time have the same UTC offset: -4. Over the past decade, all six New England states have considered legislation to move from Eastern Standard Time to Atlantic Standard Time. Atlantic Daylight Time (ADT) is used during the remainder of the year. Atlantic Standard Time ZoneĪtlantic Standard Time (AST) is a standard time zone in use from the first Sunday in November to the second Sunday in March-when Daylight Saving Time (DST) is not in effect. In North America, Atlantic Standard Time shares a border with Eastern Standard Time (EST) in the west. It covers all or parts of four provinces in Canada, and although not used in mainland United States, the US territories Puerto Rico and the US Virgin Islands use the time zone. See full time zone map What Is Atlantic Standard Time?Ītlantic Standard Time (AST) is an eastern time zone in North America.
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This time zone is in use during standard time in: North America, Atlantic, Caribbean. Observes AST – Atlantic Standard Time part of the year, but not currently.Ĭurrently has same time zone offset as AST (UTC -4) but different time zone name.Ītlantic Standard Time (AST) is 4 hours behind Coordinated Universal Time (UTC).