CST to AST Time Converter
Convert time between Cuba Daylight Time and Atlantic Daylight Time.
Notice
- CDT (Cuba Daylight Time) is not currently in use. We automatically switched to CST (Cuba Standard Time).
- ADT (Atlantic Daylight Time) is not currently in use. We automatically switched to AST (Atlantic Standard Time).
Meeting Planner between CST and AST
Best Time to Call between CST and AST
CST:
Your local timezone (UTC) differs from CST/AST. Defaulting to CST.
Mon, Jan 12, 2026
CST: Mon, Jan 12 09:00–10:00
AST: Mon, Jan 12 10:00–11:00
CST: Mon, Jan 12 09:30–10:30
AST: Mon, Jan 12 10:30–11:30
CST: Mon, Jan 12 10:00–11:00
AST: Mon, Jan 12 11:00–12:00
Tue, Jan 13, 2026
CST: Tue, Jan 13 09:00–10:00
AST: Tue, Jan 13 10:00–11:00
CST: Tue, Jan 13 09:30–10:30
AST: Tue, Jan 13 10:30–11:30
CST: Tue, Jan 13 10:00–11:00
AST: Tue, Jan 13 11:00–12:00
Wed, Jan 14, 2026
CST: Wed, Jan 14 09:00–10:00
AST: Wed, Jan 14 10:00–11:00
CST: Wed, Jan 14 09:30–10:30
AST: Wed, Jan 14 10:30–11:30
CST: Wed, Jan 14 10:00–11:00
AST: Wed, Jan 14 11:00–12:00
CST and AST Hours Mapping Table
Work hours Sleep hours
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