IST to MST time zone converter

IST (UTC+05:30)
India Standard Time
11:08:00
Oct 19
  • 12
    AM
  • 1
    AM
  • 2
    AM
  • 3
    AM
  • 4
    AM
  • 5
    AM
  • 6
    AM
  • 7
    AM
  • 8
    AM
  • 9
    AM
  • 10
    AM
  • 11
    AM
  • 12
    PM
  • 1
    PM
  • 2
    PM
  • 3
    PM
  • 4
    PM
  • 5
    PM
  • 6
    PM
  • 7
    PM
  • 8
    PM
  • 9
    PM
  • 10
    PM
  • 11
    PM
MST (UTC-07:00)
Mountain Standard Time
22:38:00
Oct 18
  • 11:30
    AM
  • 12:30
    PM
  • 1:30
    PM
  • 2:30
    PM
  • 3:30
    PM
  • 4:30
    PM
  • 5:30
    PM
  • 6:30
    PM
  • 7:30
    PM
  • 8:30
    PM
  • 9:30
    PM
  • 10:30
    PM
  • 11:30
    PM
  • 12:30
    AM
  • 1:30
    AM
  • 2:30
    AM
  • 3:30
    AM
  • 4:30
    AM
  • 5:30
    AM
  • 6:30
    AM
  • 7:30
    AM
  • 8:30
    AM
  • 9:30
    AM
  • 10:30
    AM

This simple IST to MST time zone converter allows you to quickly and visually understand the time difference between IST (IST) and MST (MST).

2026-10-19: 11:08 AM IST

10:38 PM (-1) MST

IST: UTC+05:30 · MST: UTC-07:00

Just hover over the colored hour tiles, and you’ll instantly see the corresponding time in both zones. The time difference between IST and MST is 12 hours 30 minutes, with IST being ahead. For example, if it is 11:08 AM IST, the equivalent time in MST will be 10:38 PM (-1) MST.

IST to MST hour-by-hour

2026-10-19 · IST
India Standard TimeMountain Standard Time
00:00 IST11:30 (-1) MST
00:30 IST12:00 (-1) MST
01:00 IST12:30 (-1) MST
01:30 IST13:00 (-1) MST
02:00 IST13:30 (-1) MST
02:30 IST14:00 (-1) MST
03:00 IST14:30 (-1) MST
03:30 IST15:00 (-1) MST
04:00 IST15:30 (-1) MST
04:30 IST16:00 (-1) MST
05:00 IST16:30 (-1) MST
05:30 IST17:00 (-1) MST
06:00 IST17:30 (-1) MST
06:30 IST18:00 (-1) MST
07:00 IST18:30 (-1) MST
07:30 IST19:00 (-1) MST
08:00 IST19:30 (-1) MST
08:30 IST20:00 (-1) MST
09:00 IST20:30 (-1) MST
09:30 IST21:00 (-1) MST
10:00 IST21:30 (-1) MST
10:30 IST22:00 (-1) MST
11:00 IST22:30 (-1) MST
11:30 IST23:00 (-1) MST
12:00 IST23:30 (-1) MST
12:30 IST00:00 MST
13:00 IST00:30 MST
13:30 IST01:00 MST
14:00 IST01:30 MST
14:30 IST02:00 MST
15:00 IST02:30 MST
15:30 IST03:00 MST
16:00 IST03:30 MST
16:30 IST04:00 MST
17:00 IST04:30 MST
17:30 IST05:00 MST
18:00 IST05:30 MST
18:30 IST06:00 MST
19:00 IST06:30 MST
19:30 IST07:00 MST
20:00 IST07:30 MST
20:30 IST08:00 MST
21:00 IST08:30 MST
21:30 IST09:00 MST
22:00 IST09:30 MST
22:30 IST10:00 MST
23:00 IST10:30 MST
23:30 IST11:00 MST

India Standard Time

UTC+05:30

Fixed UTC offset. For seasonal local time, select a city or ET, CT, MT, PT.

IST · UTC+05:30

Mountain Standard Time

UTC-07:00

Fixed UTC offset. For seasonal local time, select a city or ET, CT, MT, PT.

MST · UTC-07:00

Frequently Asked Questions

2026-10-19 · IST ahead of MST: 12 hours 30 minutes. IST: UTC+05:30; MST: UTC-07:00.

2026-10-19 · 11:08 IST → 22:38 (-1) MST.

Weekday overlap (Mon–Fri, 09:00–17:00 in both places): No overlapping working hours on this source date.

IST ahead of MST: 12 hours 30 minutes

Date → Select range → .ics. 2026-10-19 · 11:08 IST → 22:38 (-1) MST.

IST: Fixed UTC offset. For seasonal local time, select a city or ET, CT, MT, PT. MST: Fixed UTC offset. For seasonal local time, select a city or ET, CT, MT, PT.