IST to MST
Convert India Time — Mumbai to Arizona Time — Phoenix (no DST) — fast, accurate, and daylight-saving aware.
When it's 9:00 AM in Mumbai, it's 8:30 PM in Phoenix. Phoenix is 12½ hours behind Mumbai. Use the converter above to turn any IST time into MST, or scan the hour-by-hour table below for the full day.
IST to MST at a glance
Planning a meeting between Mumbai and Phoenix
Mumbai and Phoenix share no standard 9-to-5 overlap, so a live call usually means one side taking an early-morning or late-evening slot. The hourly table below helps you pick the least-inconvenient time for everyone.
Hour-by-hour: Mumbai to Phoenix
A full day mapped from IST to MST.
Frequently asked
Is Phoenix ahead of or behind Mumbai?
Phoenix is 12½ hours behind Mumbai.
What is 12:00 PM IST in MST?
12:00 PM in Mumbai is 11:30 PM in Phoenix.
Does this converter account for daylight saving time?
Yes. Conversions use the IANA time zone database, so IST and MST automatically reflect the correct daylight-saving offset for the current date.