Canada Atlantic Time to US Alaska Time
Convert times between Canada Atlantic Time (AST, UTC-4:00) and US Alaska Time (AKST, UTC-9:00). US Alaska Time is 5 hours behind Canada Atlantic Time in standard time.
UTC-4:00 / -3:00→UTC-9:00 / -8:00
Live timezone converterUTC Offset Reference
| Timezone | Abbreviation | Standard offset | DST offset | Country |
|---|---|---|---|---|
| Canada Atlantic Time | AST / ADT | UTC-4:00 | UTC-3:00 | Canada |
| US Alaska Time | AKST / AKDT | UTC-9:00 | UTC-8:00 | United States |
* DST offset applies during summer months. Exact transition dates vary by year.
Standard Time Conversion (AST → AKST)
| Canada Atlantic Time | US Alaska Time |
|---|---|
| 12:00 AM AST | 7:00 PM (prev day) AKST |
| 6:00 AM AST | 1:00 AM AKST |
| 9:00 AM AST | 4:00 AM AKST |
| 12:00 PM AST | 7:00 AM AKST |
| 3:00 PM AST | 10:00 AM AKST |
| 6:00 PM AST | 1:00 PM AKST |
| 9:00 PM AST | 4:00 PM AKST |
Daylight Saving Time (DST) Notes
- Canada Atlantic Time observes DST. Clocks advance 1 hour to ADT (UTC-3:00) roughly from month 3 to 11.
- US Alaska Time observes DST. Clocks advance 1 hour to AKDT (UTC-8:00) roughly from month 3 to 11.
Frequently Asked Questions
How do I convert AST to AKST?
Add (-5) hours to the AST time to get AKST. For example, 9:00 AM AST = 4:00 AM AKST.
What is the current UTC offset for Canada Atlantic Time?
Canada Atlantic Time is UTC-4:00 during standard time (AST) and UTC-3:00 during summer daylight saving time (ADT).
Is US Alaska Time ahead or behind Canada Atlantic Time?
US Alaska Time is 5 hours behind Canada Atlantic Time in standard time.
When is a good time to schedule a meeting between AST and AKST?
A good overlap window is around 3:00 PM AST / 10:00 AM AKST, which falls within business hours for both timezones.
Related Timezone Conversions
Canada Atlantic Time → US Eastern TimeAST / ESTCanada Atlantic Time → US Central TimeAST / CSTCanada Atlantic Time → US Mountain TimeAST / MSTCanada Atlantic Time → US Pacific TimeAST / PSTCanada Atlantic Time → Hawaii TimeAST / HSTCanada Atlantic Time → Greenwich Mean TimeAST / GMTCanada Atlantic Time → India Standard TimeAST / ISTCanada Atlantic Time → China Standard TimeAST / CST
Need the exact current time?
Use the live ToolsHub timezone converter to see current times, DST status, and schedule across time zones.