AST – Atlantic Standard Time (UTC−4)
Current time in AST
12:15 AM
- UTC offset
- UTC−4
- In use now?
- Not right now. Places that use AST are on another offset until Sunday, November 1, 2026.
Used in: Nova Scotia and Atlantic Canada in winter, and Puerto Rico and much of the Caribbean all year.
9:00 AM AST is…
- 1:00 PM UTC
- 1:00 PM GMT
- 8:00 AM EST
- 5:00 AM PST
- 2:00 PM CET
- 6:30 PM IST
- 9:00 PM PHT
- 9:00 PM SGT
- 10:00 PM JST
- 11:00 PM AEST
- 5:00 PM GST
Questions
What is AST?
AST stands for Atlantic Standard Time, which is UTC−4. It is used in: Nova Scotia and Atlantic Canada in winter, and Puerto Rico and much of the Caribbean all year.
Is AST in use right now?
Not right now. Places that use AST are on another offset until Sunday, November 1, 2026.
What is AST in Philippine time?
Philippine time (PHT, UTC+8) is 12 hours ahead of AST. For example, 9:00 AM AST is 9:00 PM PHT.