What is the time difference between EST and MST?

EST is 2 hours behind MST. EST is UTC-5 and MST is UTC-7.

What are the best meeting times between EST and MST?

Best overlap hours: 10 AM EST = 8 AM MST; 11 AM EST = 9 AM MST; 12 PM EST = 10 AM MST; 1 PM EST = 11 AM MST; 2 PM EST = 12 PM MST.

EST to MST Time Conversion

Eastern Standard Time → Mountain Standard Time

EST

UTC-5

Eastern Standard Time

offset

-2h

MST is 2h behind

MST

UTC-7

Mountain Standard Time

Both EST and MST observe DST — offset may shift ±1h during transitions

Eastern Standard Time (EST) is 2 hours behind Mountain Standard Time (MST). When it is noon in EST, it is 10 AM in MST. This offset may change during Daylight Saving Time.

Meeting planner tool Reverse: MST to EST

All 24 Hours — EST to MST

Click any row to see the full detail page for that hour

Both business hoursPartial overlapOff hours

12 AM6 AM12 PM6 PM11 PM

Frequently Asked Questions — EST to MST

Eastern Standard Time (EST) is 2 hours behind Mountain Standard Time (MST). EST is UTC-5 and MST is UTC-7. This offset may shift by ±1 hour during Daylight Saving Time transitions.