Halifax Time to GMT Converter
GMT is 4 hours ahead of AST. 9:00 AM AST = 1:00 PM GMT.
GMT is 4 hours ahead of AST at the moment. To convert Halifax Time to GMT, add 4 hours to the Halifax Time time: 9:00 AM AST = 1:00 PM GMT.
Halifax Time (Halifax time) is used in Halifax, Canada. GMT (GMT) is used in Same offset as UTC. The UK and Ireland use GMT in winter; Iceland, Ghana and Senegal all year.
The UK is on GMT only in winter; in summer it uses BST (UTC+1).
Halifax Time to GMT time conversion table
Halifax Time to GMT on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| Halifax Time | GMT | Day |
|---|---|---|
| 12:00 AM AST | 4:00 AM GMT | night |
| 1:00 AM AST | 5:00 AM GMT | night |
| 2:00 AM AST | 6:00 AM GMT | — |
| 3:00 AM AST | 7:00 AM GMT | — |
| 4:00 AM AST | 8:00 AM GMT | — |
| 5:00 AM AST | 9:00 AM GMT | — |
| 6:00 AM AST | 10:00 AM GMT | — |
| 7:00 AM AST | 11:00 AM GMT | — |
| 8:00 AM AST | 12:00 PM GMT | — |
| 9:00 AM AST | 1:00 PM GMT | work hours |
| 10:00 AM AST | 2:00 PM GMT | work hours |
| 11:00 AM AST | 3:00 PM GMT | work hours |
| 12:00 PM AST | 4:00 PM GMT | work hours |
| 1:00 PM AST | 5:00 PM GMT | — |
| 2:00 PM AST | 6:00 PM GMT | — |
| 3:00 PM AST | 7:00 PM GMT | — |
| 4:00 PM AST | 8:00 PM GMT | — |
| 5:00 PM AST | 9:00 PM GMT | — |
| 6:00 PM AST | 10:00 PM GMT | night |
| 7:00 PM AST | 11:00 PM GMT | night |
| 8:00 PM AST | 12:00 AM GMT | next day |
| 9:00 PM AST | 1:00 AM GMT | next day |
| 10:00 PM AST | 2:00 AM GMT | next day |
| 11:00 PM AST | 3:00 AM GMT | next day |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert Halifax Time to GMT
Add 4 hours to the Halifax Time time to get GMT.
Example: 9:00 AM AST = 1:00 PM GMT.
Across midnight: 10:00 PM AST = 2:00 AM GMT (next day). The date changes, so always check the day as well as the hour.
Time difference between Halifax Time and GMT
The time difference between Halifax Time and GMT is not the same all year, because the two sides change for daylight saving time on different dates. In 2026 it works out like this:
- 31 Dec 2025 – 7 Mar 2026: GMT is 4 hours ahead of Halifax Time.
- 8 Mar 2026 – 31 Oct 2026: GMT is 3 hours ahead of Halifax Time.
- 1 Nov 2026 – 30 Dec 2026: GMT is 4 hours ahead of Halifax Time.
Halifax Time and GMT during daylight saving time
- Halifax Time next changes on 14 Mar 2027: clocks go forward one hour at 01:59 local time, from AST (UTC−4) to ADT (UTC−3).
- GMT does not observe daylight saving time; it stays on UTC+0 all year.
Best time for a meeting between Halifax Time and GMT
Halifax Time and GMT share 4 hours of the 9 AM–5 PM working day. Any time between 9:00 AM and 1:00 PM AST lands between 1:00 PM and 5:00 PM GMT, inside working hours for both.
Halifax Time to GMT FAQ
What is the time difference between Halifax Time and GMT?
Right now GMT is 4 hours ahead of AST. The gap changes 3 times in 2026 because the two sides switch to daylight saving time on different dates.
What is 9 AM Halifax Time in GMT?
9:00 AM AST is 1:00 PM GMT.
What is 12 PM (noon) Halifax Time in GMT?
12:00 PM AST is 4:00 PM GMT.
Is GMT ahead of or behind Halifax Time?
GMT is 4 hours ahead of AST, so it is later in GMT than in Halifax Time.
Does Halifax Time change for daylight saving time?
Yes. Halifax Time next changes on 14 Mar 2027, when clocks go forward one hour from AST to ADT.
Does GMT change for daylight saving time?
No. GMT stays on the same offset all year, so conversions never shift for daylight saving time.
What is the best time for a meeting between Halifax Time and GMT?
Halifax Time and GMT share 4 hours of the 9 AM–5 PM working day. Any time between 9:00 AM and 1:00 PM AST lands between 1:00 PM and 5:00 PM GMT, inside working hours for both.
Related conversions
Convert GMT to Halifax Time
Convert Halifax Time to other time zones
Convert other time zones to GMT
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.