Atlantic Time (AST / ADT)
10:45:14 AM AST
Friday, November 13, 2026
Time Zone Details
- IANA Zone
- America/Halifax
- GMT Offset
- GMT-4
- Daylight Saving Time
- ADT starts on Mar 14, 2027
Major Cities in Atlantic Time
Countries
Frequently Asked Questions
- What is AST / ADT?
- AST / ADT stands for Atlantic Time. It is GMT-4.
- What is the current time in AST / ADT?
- Atlantic Time (AST / ADT) is currently at GMT-4. Use the interactive converter on this page to see the current time and compare it with other time zones.
- What countries use AST / ADT?
- Major cities in this time zone include Halifax, Charlottetown. See the full list of cities below.