MST to IST — Time Zone Converter
Mountain Time (MST, UTC−7) covers the US Mountain states; India Standard Time (IST, UTC+5:30) covers India. In standard time, IST is 12½ hours ahead of MST. Standard working days in the US Mountain states and India barely overlap, so most teams alternate who takes the early-morning or late-evening slot. Use the live converter below — it applies today's IANA time zone data, including daylight saving time, and gives you a meeting schedule you can paste straight into email or Slack.
MST to IST, hour by hour (today)
Frequently asked questions
What is the time difference between MST and IST?+
Mountain Time (MST) is UTC−7 and India Standard Time (IST) is UTC+5:30, so in standard time IST is 12½ hours ahead of MST. The gap shifts by an hour around daylight saving transitions, so always check a live converter near the change dates in spring and autumn.
Does MST or IST observe daylight saving time?+
Mountain Time observes daylight saving time (MST in winter, MDT in summer). India Standard Time stays on UTC+5:30 all year — no daylight saving time.
What is the best time for a meeting between MST and IST?+
Standard working days in the US Mountain states and India barely overlap, so most teams alternate who takes the early-morning or late-evening slot. The converter above highlights office hours in green for both zones, so you can slide to a time that works for everyone.
How do I share a MST to IST meeting time by email?+
Pick a time in the converter, log it to the Smart Clipboard, and copy it as bullets, a formatted table, or a one-line question — with both MST and IST times spelled out so nobody has to do the math.