Canada Atlantic Time to Gulf Standard Time
Convert times between Canada Atlantic Time (AST, UTC-4:00) and Gulf Standard Time (GST, UTC+4:00). Gulf Standard Time is 8 hours ahead of Canada Atlantic Time in standard time. During daylight saving time this difference changes to 7 hours.
UTC-4:00 / -3:00→UTC+4:00
Live timezone converterUTC Offset Reference
| Timezone | Abbreviation | Standard offset | DST offset | Country |
|---|---|---|---|---|
| Canada Atlantic Time | AST / ADT | UTC-4:00 | UTC-3:00 | Canada |
| Gulf Standard Time | GST | UTC+4:00 | — | UAE / Oman |
* DST offset applies during summer months. Exact transition dates vary by year.
Standard Time Conversion (AST → GST)
| Canada Atlantic Time | Gulf Standard Time |
|---|---|
| 12:00 AM AST | 8:00 AM GST |
| 6:00 AM AST | 2:00 PM GST |
| 9:00 AM AST | 5:00 PM GST |
| 12:00 PM AST | 8:00 PM GST |
| 3:00 PM AST | 11:00 PM GST |
| 6:00 PM AST | 2:00 AM (next day) GST |
| 9:00 PM AST | 5:00 AM (next day) GST |
Summer (DST) Conversion (ADT → GST)
| Canada Atlantic Time (summer) | Gulf Standard Time (summer) |
|---|---|
| 12:00 AM ADT | 7:00 AM GST |
| 6:00 AM ADT | 1:00 PM GST |
| 9:00 AM ADT | 4:00 PM GST |
| 12:00 PM ADT | 7:00 PM GST |
| 3:00 PM ADT | 10:00 PM GST |
| 6:00 PM ADT | 1:00 AM (next day) GST |
| 9:00 PM ADT | 4:00 AM (next day) GST |
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.
- The offset difference shifts between 8h (standard) and 7h (DST season). Always verify the current offset using the live converter below.
Frequently Asked Questions
How do I convert AST to GST?
Add 8 hours to the AST time to get GST. For example, 9:00 AM AST = 5:00 PM GST.
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 Gulf Standard Time ahead or behind Canada Atlantic Time?
Gulf Standard Time is 8 hours ahead of Canada Atlantic Time in standard time.
When is a good time to schedule a meeting between AST and GST?
A good overlap window is around 9:00 AM AST / 5:00 PM GST, 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 → US Alaska TimeAST / AKSTCanada Atlantic Time → Hawaii TimeAST / HSTCanada Atlantic Time → Greenwich Mean TimeAST / GMTCanada Atlantic Time → India Standard TimeAST / IST
Need the exact current time?
Use the live ToolsHub timezone converter to see current times, DST status, and schedule across time zones.