MST to IST Time Converter

Convert Mountain Standard Time (MST) to India Standard Time (IST). Both time zones are shown live below; current offset between them is 11h 30m ahead.

Denver · Mountain Standard Time
03:06:59
Wednesday, May 6, 2026
MDT · UTC-06:00
Mumbai · India Standard Time
14:36:59
Wednesday, May 6, 2026
GMT+5:30 · UTC+05:30

Convert a specific time

From: MST (Denver)
To: IST (Mumbai)
--:--

Daylight Saving status right now

MST (Mountain Standard Time)
Observes DST
Yes
In DST right now
Yes
Next fall back
2026-11-01
Offset shift
UTC-06:00 → UTC-07:00
IST (India Standard Time)
Observes DST
No

Heads up: MST observes DST while IST does not. The 11.5-hour difference shown above will shift by one hour when MST starts or ends DST.

When can MST and IST meet?

No business-hours overlap exists between MST and IST.
The two zones are too far apart for synchronous meetings during normal working hours. Plan async or schedule outside 9-5 on at least one side.

Hour-by-hour MST to IST conversion table

MST time (Denver)IST time (Mumbai)Status
00:00 Wed11:30 WedIST working
01:00 Wed12:30 WedIST working
02:00 Wed13:30 WedIST working
03:00 Wed14:30 WedIST working
04:00 Wed15:30 WedIST working
05:00 Wed16:30 WedIST working
06:00 Wed17:30 WedOff-hours both sides
07:00 Wed18:30 WedOff-hours both sides
08:00 Wed19:30 WedOff-hours both sides
09:00 Wed20:30 WedMST working
10:00 Wed21:30 WedMST working
11:00 Wed22:30 WedMST working
12:00 Wed23:30 WedMST working
13:00 Wed00:30 ThuMST working
14:00 Wed01:30 ThuMST working
15:00 Wed02:30 ThuMST working
16:00 Wed03:30 ThuMST working
17:00 Wed04:30 ThuOff-hours both sides
18:00 Wed05:30 ThuOff-hours both sides
19:00 Wed06:30 ThuOff-hours both sides
20:00 Wed07:30 ThuOff-hours both sides
21:00 Wed08:30 ThuOff-hours both sides
22:00 Wed09:30 ThuIST working
23:00 Wed10:30 ThuIST working

Times computed for today in each zone using the IANA time zone database. The conversion accounts for daylight saving time wherever applicable.

About these time zones

Mountain Standard Time (MST)
IANA identifier
America/Denver
Current UTC offset
UTC-06:00
Current abbreviation
MDT
Major cities in this zone
DenverPhoenixSalt Lake CityAlbuquerque
India Standard Time (IST)
IANA identifier
Asia/Kolkata
Current UTC offset
UTC+05:30
Current abbreviation
GMT+5:30
Major cities in this zone
MumbaiNew DelhiBangaloreChennaiKolkata

Sun today in Denver and Mumbai

Denver
Sunrise
05:55
Sunset
19:59
Solar noon
12:57
Daylight
14h 3m
Mumbai
Sunrise
06:09
Sunset
19:03
Solar noon
12:36
Daylight
12h 54m

Related converters

IST to MST (reverse)MST to ESTMST to PSTMST to GMTMST to UTCMST to CETEST to ISTPST to ISTGMT to ISTUTC to ISTCET to IST
Looking for local time? See time in Denver or time in Mumbai.

Frequently asked questions

What is the time difference between MST and IST right now?+
IST (India Standard Time) is currently 11h 30m ahead MST (Mountain Standard Time). The exact difference can change when one or both zones transition into or out of daylight saving time.
Does MST or IST observe daylight saving time?+
MST: observes daylight saving time. IST: does not observe daylight saving time.
When is the best time to schedule a meeting between MST and IST?+
MST and IST have no business-hour overlap, even at the edges of a typical workday. Async collaboration or non-9-5 scheduling is the practical choice.
What time is it in Mumbai when it is 12:00 noon in Denver?+
When it is 12:00 Wed in Denver (MST), it is 23:30 Wed in Mumbai (IST).
Which IANA time zone identifiers are used for MST and IST?+
MST maps to "America/Denver" in the IANA database. IST maps to "Asia/Kolkata". These identifiers are what most software libraries use to convert times accurately, including DST handling.