IST to Regina Time Converter
CST is 11 hours 30 minutes behind IST. 9:00 AM IST = 9:30 PM CST (previous day).
CST is 11 hours 30 minutes behind IST. To convert IST to Regina Time, subtract 11 hours 30 minutes from the IST time: 9:00 AM IST = 9:30 PM CST (previous day).
IST (India Time) is used in India and Sri Lanka (UTC+5:30, no daylight saving time). Regina Time (Regina time) is used in Regina, Canada.
IST here means India Standard Time, not Irish or Israel Standard Time.
IST to Regina Time time conversion table
IST to Regina Time on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| IST | Regina Time |
|---|---|
| 12:00 AM | 12:30 PM−1 |
| 1:00 AM | 1:30 PM−1 |
| 2:00 AM | 2:30 PM−1 |
| 3:00 AM | 3:30 PM−1 |
| 4:00 AM | 4:30 PM−1 |
| 5:00 AM | 5:30 PM−1 |
| 6:00 AM | 6:30 PM−1 |
| 7:00 AM | 7:30 PM−1 |
| IST | Regina Time |
|---|---|
| 8:00 AM | 8:30 PM−1 |
| 9:00 AM | 9:30 PM−1 |
| 10:00 AM | 10:30 PM−1 |
| 11:00 AM | 11:30 PM−1 |
| 12:00 PM | 12:30 AM |
| 1:00 PM | 1:30 AM |
| 2:00 PM | 2:30 AM |
| 3:00 PM | 3:30 AM |
| IST | Regina Time |
|---|---|
| 4:00 PM | 4:30 AM |
| 5:00 PM | 5:30 AM |
| 6:00 PM | 6:30 AM |
| 7:00 PM | 7:30 AM |
| 8:00 PM | 8:30 AM |
| 9:00 PM | 9:30 AM |
| 10:00 PM | 10:30 AM |
| 11:00 PM | 11:30 AM |
Conversion table from IST to Regina Time for 7 Nov 2026. A tick marks hours that fall between 9 AM and 5 PM in both places. +1 means the next day in Regina Time, −1 the previous day.
- ✓ marks 9 AM–5 PM in both places
- Greyed times are night in the destination (10 PM–6 AM)
How to convert IST to Regina Time
Subtract 11 hours 30 minutes from the IST time to get Regina Time.
Example: 9:00 AM IST = 9:30 PM CST (previous day).
Across midnight: 1:00 AM IST = 1:30 PM CST (previous day). The date changes, so always check the day as well as the hour.
Time difference between IST and Regina Time
The time difference between IST and Regina Time is 11 hours 30 minutes all year – CST is behind IST.
IST and Regina Time during daylight saving time
- IST does not observe daylight saving time; it stays on UTC+5:30 all year.
- Regina Time does not observe daylight saving time; it stays on UTC−6 all year.
Best time for a meeting between IST and Regina Time
IST and Regina 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 7:30 PM CST.
IST to Regina Time FAQ
What is the time difference between IST and Regina Time?
CST is 11 hours 30 minutes behind IST all year. 9:00 AM IST = 9:30 PM CST (previous day).
What is 9 AM IST in Regina Time?
9:00 AM IST is 9:30 PM CST (previous day).
What is 12 PM (noon) IST in Regina Time?
12:00 PM IST is 12:30 AM CST.
Is Regina Time ahead of or behind IST?
CST is 11 hours 30 minutes behind IST, so it is earlier in Regina 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 Regina Time change for daylight saving time?
No. Regina Time stays on the same offset all year, so conversions never shift for daylight saving time.
What is the best time for a meeting between IST and Regina Time?
IST and Regina 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 7:30 PM CST.
Related conversions
Convert Regina Time to IST
Convert IST to other time zones
Convert other time zones to Regina Time
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.