AST to GST Time Converter
Convert time between Atlantic Daylight Time and Gulf Standard Time.
Notice
- ADT (Atlantic Daylight Time) is not currently in use. We automatically switched to AST (Atlantic Standard Time).
Meeting Planner between AST and GST
Best Time to Call between AST and GST
AST:
Your local timezone (UTC) differs from AST/GST. Defaulting to AST.
Mon, Jan 12, 2026
AST: Mon, Jan 12 09:00–10:00
GST: Mon, Jan 12 17:00–18:00
Tue, Jan 13, 2026
AST: Tue, Jan 13 09:00–10:00
GST: Tue, Jan 13 17:00–18:00
Wed, Jan 14, 2026
AST: Wed, Jan 14 09:00–10:00
GST: Wed, Jan 14 17:00–18:00
AST and GST Hours Mapping Table
Work hours Sleep hours
00:00
08:00
01:00
09:00
02:00
10:00
03:00
11:00
04:00
12:00
05:00
13:00
06:00
14:00
07:00
15:00
08:00
16:00
09:00
17:00
10:00
18:00
11:00
19:00
12:00
20:00
13:00
21:00
14:00
22:00
15:00
23:00
16:00
00:00+1 day
17:00
01:00+1 day
18:00
02:00+1 day
19:00
03:00+1 day
20:00
04:00+1 day
21:00
05:00+1 day
22:00
06:00+1 day
23:00
07:00+1 day