AST to GMT Time Converter

When it's 12:00 PM AST, it's 4:00 PM GMT 4 hours ahead

Convert Time

AST (Atlantic Standard Time)
--:--:--
GMT (Greenwich Mean Time)
--:--:--
= -- GMT
Time in ASTTime in GMT
12:00 AM4:00 AM
1:00 AM5:00 AM
2:00 AM6:00 AM
3:00 AM7:00 AM
4:00 AM8:00 AM
5:00 AM9:00 AM
6:00 AM10:00 AM
7:00 AM11:00 AM
8:00 AM12:00 PM
9:00 AM1:00 PM
10:00 AM2:00 PM
11:00 AM3:00 PM
12:00 PM4:00 PM
1:00 PM5:00 PM
2:00 PM6:00 PM
3:00 PM7:00 PM
4:00 PM8:00 PM
5:00 PM9:00 PM
6:00 PM10:00 PM
7:00 PM11:00 PM
8:00 PM12:00 AM (+1 day)
9:00 PM1:00 AM (+1 day)
10:00 PM2:00 AM (+1 day)
11:00 PM3:00 AM (+1 day)

Daylight Saving Time (DST) may affect this conversion. AST does not observe DST. GMT observes DST.

Major Cities in AST (Atlantic Standard Time)

  • Halifax
  • Dartmouth
  • Lower Sackville
  • Charlottetown
  • Downtown Halifax

Major Cities in GMT (Greenwich Mean Time)

What is the time difference between AST and GMT?

GMT is 4 hours ahead compared to AST. When it's 12:00 PM (noon) in AST, it's 4:00 PM in GMT.

Does Daylight Saving Time (DST) affect AST to GMT conversion?

AST does not observe DST. GMT observes DST. During DST transitions, the time difference may change by one hour.

What major cities use AST (Atlantic Standard Time)?

Major cities in the AST timezone include Halifax, Dartmouth, Lower Sackville, Charlottetown, Downtown Halifax.

What is the best time to call from AST to GMT?

The best time to call from AST to GMT is between 9:00 AM and 5:00 PM AST, which is 1:00 PM to 9:00 PM GMT. This ensures both parties are available during normal business hours (9 AM - 5 PM).