MST to IST
Converting a fixed time. America/Denver → Asia/Kolkata
Clocks go back 1 hour on Sunday, 1st November 2026, at 1:59 am local time (1:00 am after the change).
Clocks here do not change — this zone stays on the same offset all year.
Convert a specific time minutes work, not just whole hours
Hour by hour
| MST | IST | 24h | Good to call? |
|---|---|---|---|
| 12am | 11am | 00:00 → 11:30 | asleep in MST |
| 1am | 12pm | 01:00 → 12:30 | asleep in MST |
| 2am | 1pm | 02:00 → 13:30 | asleep in MST |
| 3am | 2pm | 03:00 → 14:30 | asleep in MST |
| 4am | 3pm | 04:00 → 15:30 | asleep in MST |
| 5am now | 4pm | 05:00 → 16:30 | asleep in MST |
| 6am | 5pm | 06:00 → 17:30 | asleep in MST |
| 7am | 6pm | 07:00 → 18:30 | awake, not at work |
| 8am | 7pm | 08:00 → 19:30 | awake, not at work |
| 9am | 8pm | 09:00 → 20:30 | awake, not at work |
| 10am | 9pm | 10:00 → 21:30 | awake, not at work |
| 11am | 10pm | 11:00 → 22:30 | asleep in IST |
| 12pm | 11pm | 12:00 → 23:30 | asleep in IST |
| 1pm | 12am Fri | 13:00 → 00:30 | asleep in IST |
| 2pm | 1am Fri | 14:00 → 01:30 | asleep in IST |
| 3pm | 2am Fri | 15:00 → 02:30 | asleep in IST |
| 4pm | 3am Fri | 16:00 → 03:30 | asleep in IST |
| 5pm | 4am Fri | 17:00 → 04:30 | asleep in IST |
| 6pm | 5am Fri | 18:00 → 05:30 | asleep in IST |
| 7pm | 6am Fri | 19:00 → 06:30 | asleep in IST |
| 8pm | 7am Fri | 20:00 → 07:30 | awake, not at work |
| 9pm | 8am Fri | 21:00 → 08:30 | awake, not at work |
| 10pm | 9am Fri | 22:00 → 09:30 | asleep in MST |
| 11pm | 10am Fri | 23:00 → 10:30 | asleep in MST |
Call times
There is no hour when both places are inside normal working hours. The least bad slot is usually early morning at the western end.
11am
12pm
1pm
2pm
3pm
4pm
5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
1am
2am
3am
4am
5am
6am
7am
8am
9am
10am
Questions people ask
What time is it in IST when it is 5:00 pm in MST?
4:30 am in IST the next day.
How many hours ahead is IST of MST?
IST is 11 hours 30 minutes ahead MST. That gap is not fixed: it changes when either place starts or ends daylight saving. The table on this page is recalculated for today, so it is already correct for the current season.
What is the best time to call between MST and IST?
There is no hour when both places are inside normal working hours. The least bad slot is usually early morning at the western end.
When does the difference between MST and IST change?
MST: Clocks go back 1 hour on Sunday, 1st November 2026, at 1:59 am local time (1:00 am after the change). IST does not change its clocks, so the gap shifts by an hour on that date.