TimezoneToolbox

MST to EST converter

EST is 2 h ahead of MST all year.

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MST to EST table

For 2 July 2026, when EST is 2 h ahead of MST. Other dates: see the table on the right.

MSTEST24-hour
12:00 AM2:00 AM 0:00 → 2:00
1:00 AM3:00 AM 1:00 → 3:00
2:00 AM4:00 AM 2:00 → 4:00
3:00 AM5:00 AM 3:00 → 5:00
4:00 AM6:00 AM 4:00 → 6:00
5:00 AM7:00 AM 5:00 → 7:00
6:00 AM8:00 AM 6:00 → 8:00
7:00 AM9:00 AM 7:00 → 9:00
8:00 AM10:00 AM 8:00 → 10:00
9:00 AM11:00 AM 9:00 → 11:00
10:00 AM12:00 PM 10:00 → 12:00
11:00 AM1:00 PM 11:00 → 13:00
12:00 PM2:00 PM 12:00 → 14:00
1:00 PM3:00 PM 13:00 → 15:00
2:00 PM4:00 PM 14:00 → 16:00
3:00 PM5:00 PM 15:00 → 17:00
4:00 PM6:00 PM 16:00 → 18:00
5:00 PM7:00 PM 17:00 → 19:00
6:00 PM8:00 PM 18:00 → 20:00
7:00 PM9:00 PM 19:00 → 21:00
8:00 PM10:00 PM 20:00 → 22:00
9:00 PM11:00 PM 21:00 → 23:00
10:00 PM12:00 AM next day22:00 → 0:00
11:00 PM1:00 AM next day23:00 → 1:00

When the difference changes

Computed from the IANA tz database (release 2026c). Governments can change these rules; the live converter uses your browser’s own copy of the database.

2026: from (UTC)until (UTC)EST vs MST
1 January 202631 December 20262 h ahead of
2027: from (UTC)until (UTC)EST vs MST
1 January 202714 March 20272 h ahead of
14 March 202714 March 20273 h ahead of
14 March 20277 November 20272 h ahead of
7 November 20277 November 20271 h ahead of
7 November 202731 December 20272 h ahead of

MST: Mountain Time · MST time now
Arizona (America/Phoenix) stays on MST all year, so for part of the year it matches Pacific Time instead of Denver.

EST: Eastern Time · EST time now
Strictly, EST is the winter offset (UTC−5). From March to November the same clocks run on EDT (UTC−4). Most people who search "EST" mean whatever the US East Coast clocks show, so this page follows America/New_York.

Related converters

Questions

What is the time difference between MST and EST?

EST is 2 h ahead of MST all year.

What is 9 am MST in EST?

9:00 am MST is 11:00 AM EST, on dates when the usual difference applies. Use the converter above for any specific date.

Which MST does this page use?

Arizona (America/Phoenix) stays on MST all year, so for part of the year it matches Pacific Time instead of Denver.

Which EST does this page use?

Strictly, EST is the winter offset (UTC−5). From March to November the same clocks run on EDT (UTC−4). Most people who search "EST" mean whatever the US East Coast clocks show, so this page follows America/New_York.