IST to Halifax Time Converter
AST is 9 hours 30 minutes behind IST. 9:00 AM IST = 11:30 PM AST (previous day).
AST is 9 hours 30 minutes behind IST at the moment. To convert IST to Halifax Time, subtract 9 hours 30 minutes from the IST time: 9:00 AM IST = 11:30 PM AST (previous day).
IST (India Time) is used in India and Sri Lanka (UTC+5:30, no daylight saving time). Halifax Time (Halifax time) is used in Halifax, Canada.
IST here means India Standard Time, not Irish or Israel Standard Time.
IST to Halifax Time time conversion table
IST to Halifax Time on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| IST | Halifax Time | Day |
|---|---|---|
| 12:00 AM IST | 2:30 PM AST | previous day |
| 1:00 AM IST | 3:30 PM AST | previous day |
| 2:00 AM IST | 4:30 PM AST | previous day |
| 3:00 AM IST | 5:30 PM AST | previous day |
| 4:00 AM IST | 6:30 PM AST | previous day |
| 5:00 AM IST | 7:30 PM AST | previous day |
| 6:00 AM IST | 8:30 PM AST | previous day |
| 7:00 AM IST | 9:30 PM AST | previous day |
| 8:00 AM IST | 10:30 PM AST | previous day |
| 9:00 AM IST | 11:30 PM AST | previous day |
| 10:00 AM IST | 12:30 AM AST | night |
| 11:00 AM IST | 1:30 AM AST | night |
| 12:00 PM IST | 2:30 AM AST | night |
| 1:00 PM IST | 3:30 AM AST | night |
| 2:00 PM IST | 4:30 AM AST | night |
| 3:00 PM IST | 5:30 AM AST | night |
| 4:00 PM IST | 6:30 AM AST | — |
| 5:00 PM IST | 7:30 AM AST | — |
| 6:00 PM IST | 8:30 AM AST | — |
| 7:00 PM IST | 9:30 AM AST | — |
| 8:00 PM IST | 10:30 AM AST | — |
| 9:00 PM IST | 11:30 AM AST | — |
| 10:00 PM IST | 12:30 PM AST | — |
| 11:00 PM IST | 1:30 PM AST | — |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert IST to Halifax Time
Subtract 9 hours 30 minutes from the IST time to get Halifax Time.
Example: 9:00 AM IST = 11:30 PM AST (previous day).
Across midnight: 1:00 AM IST = 3:30 PM AST (previous day). The date changes, so always check the day as well as the hour.
Time difference between IST and Halifax Time
The time difference between IST and Halifax Time 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:
- 1 Jan 2026 – 7 Mar 2026: Halifax Time is 9 hours 30 minutes behind of IST.
- 8 Mar 2026 – 31 Oct 2026: Halifax Time is 8 hours 30 minutes behind of IST.
- 1 Nov 2026 – 31 Dec 2026: Halifax Time is 9 hours 30 minutes behind of IST.
IST and Halifax Time during daylight saving time
- IST does not observe daylight saving time; it stays on UTC+5:30 all year.
- 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).
Best time for a meeting between IST and Halifax Time
IST and Halifax Time have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM IST, which is 9:30 PM AST.
IST to Halifax Time FAQ
What is the time difference between IST and Halifax Time?
Right now AST is 9 hours 30 minutes behind IST. The gap changes 3 times in 2026 because the two sides switch to daylight saving time on different dates.
What is 9 AM IST in Halifax Time?
9:00 AM IST is 11:30 PM AST (previous day).
What is 12 PM (noon) IST in Halifax Time?
12:00 PM IST is 2:30 AM AST.
Is Halifax Time ahead of or behind IST?
AST is 9 hours 30 minutes behind IST, so it is earlier in Halifax Time than in IST.
Does IST change for daylight saving time?
No. IST stays on the same offset all year, so conversions never shift for daylight saving 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.
What is the best time for a meeting between IST and Halifax Time?
IST and Halifax Time have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM IST, which is 9:30 PM AST.
Related conversions
Convert Halifax Time to IST
Convert IST to other time zones
Convert other time zones to Halifax Time
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.