AST to UTC Time Converter
Convert time between Atlantic Daylight Time and Coordinated Universal Time.
Notice
- ADT (Atlantic Daylight Time) is not currently in use. We automatically switched to AST (Atlantic Standard Time).
Meeting Planner between AST and UTC
Best Time to Call between AST and UTC
AST:
Your local timezone (UTC) differs from AST/UTC. Defaulting to AST.
Mon, Jan 12, 2026
AST: Mon, Jan 12 10:00–11:00
UTC: Mon, Jan 12 14:00–15:00
AST: Mon, Jan 12 09:30–10:30
UTC: Mon, Jan 12 13:30–14:30
AST: Mon, Jan 12 09:00–10:00
UTC: Mon, Jan 12 13:00–14:00
Tue, Jan 13, 2026
AST: Tue, Jan 13 10:00–11:00
UTC: Tue, Jan 13 14:00–15:00
AST: Tue, Jan 13 09:30–10:30
UTC: Tue, Jan 13 13:30–14:30
AST: Tue, Jan 13 09:00–10:00
UTC: Tue, Jan 13 13:00–14:00
Wed, Jan 14, 2026
AST: Wed, Jan 14 10:00–11:00
UTC: Wed, Jan 14 14:00–15:00
AST: Wed, Jan 14 09:30–10:30
UTC: Wed, Jan 14 13:30–14:30
AST: Wed, Jan 14 09:00–10:00
UTC: Wed, Jan 14 13:00–14:00
AST and UTC Hours Mapping Table
Work hours Sleep hours
00:00
04:00
01:00
05:00
02:00
06:00
03:00
07:00
04:00
08:00
05:00
09:00
06:00
10:00
07:00
11:00
08:00
12:00
09:00
13:00
10:00
14:00
11:00
15:00
12:00
16:00
13:00
17:00
14:00
18:00
15:00
19:00
16:00
20:00
17:00
21:00
18:00
22:00
19:00
23:00
20:00
00:00+1 day
21:00
01:00+1 day
22:00
02:00+1 day
23:00
03:00+1 day