GMT to AST Converter

AST is 4 hours behind GMT. When it is 9:00 AM in GMT, it is 5:00 AM in AST.

Convert GMT to AST

Live
  1. GMTGMT (UTC)
    6:27 AMThu, Nov 5
  2. ASTAST (UTC−4), 4 hours behind
    2:27 AMThu, Nov 5
Thursday, November 5, 2026

GMT to AST time table

GMTAST
12:00 AM8:00 PMprevious day
1:00 AM9:00 PMprevious day
2:00 AM10:00 PMprevious day
3:00 AM11:00 PMprevious day
4:00 AM12:00 AM
5:00 AM1:00 AM
6:00 AM2:00 AM
7:00 AM3:00 AM
8:00 AM4:00 AM
9:00 AM5:00 AM
10:00 AM6:00 AM
11:00 AM7:00 AM
12:00 PM8:00 AM
1:00 PM9:00 AM
2:00 PM10:00 AM
3:00 PM11:00 AM
4:00 PM12:00 PM
5:00 PM1:00 PM
6:00 PM2:00 PM
7:00 PM3:00 PM
8:00 PM4:00 PM
9:00 PM5:00 PM
10:00 PM6:00 PM
11:00 PM7:00 PM

Best time for a meeting

The best time to meet is 1:00 PM–5:00 PM in GMT (9:00 AM–1:00 PM in AST), when both are within 9 AM–5 PM working hours.

Daylight saving changes

GMT and AST are fixed UTC offsets, so the difference between them never changes.

More about these times

Convert GMT to other places

Convert other places to AST