Convert AST to Any Time Zone — Atlantic Standard Time Converter
Drag the interactive slider below to instantly convert AST (Atlantic Standard Time, UTC-4:00) to the current time in Halifax, Canada — or click the time display to type a specific hour and pick from the dropdown. Select a target timezone from the list below to see the exact AST time difference with a full hour-by-hour conversion table you can use to schedule calls, meetings, or deadlines across 400+ time zones worldwide.
AST
Atlantic Standard Time
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Atlantic Standard Time Details
- Abbreviation
- AST
- UTC Offset
- UTC-4:00
- City
- Halifax
- Country
- Canada
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AST Time Zone Difference — Convert to All Timezones
Pick any time zone below to open the full AST time difference converter — scroll through the hour-by-hour conversion table, click the time display to type or pick a specific hour, and use the slider to compare any time side-by-side.
Africa
America
Antarctica
Asia
Atlantic
Australia
Europe
Indian
Pacific
No timezones found matching your search.
How to Convert AST to Other Time Zones
Drag the slider on the AST timeline to set your time, or click the time display to type a specific hour and pick from the 15-minute dropdown. Then select any timezone from the list above to open the full conversion page with an hour-by-hour table.
What Time Is It Now in Halifax?
What Is AST (Atlantic Standard Time)?
AST stands for Atlantic Standard Time and follows the UTC-4:00 UTC offset. Halifax in Canada is the primary reference city for this time zone. Select any timezone from the list above to see the exact time difference from AST and a full conversion table.
Why Trust This AST Converter?
Timezoney uses the IANA Time Zone Database — the same source that powers your phone and computer — so every conversion handles daylight saving transitions and half-hour offsets automatically.