World Timezones

MST to EST Converter

Compare EST to MST instead

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Offset

2 hours

Mountain Time (MST) is currently behind Eastern Time (EST).

MST: UTC-6

EST: UTC-4

Both zones are currently observing daylight saving time.

When to schedule

Business-hours overlap: 9 AM–4 PM in Mountain Time (11 AM–6 PM in Eastern Time).

Both teams are in working hours during this window on weekdays.

Suggested time: 12:00 PM Mountain Time (2:00 PM Eastern Time).

This window may shift by an hour during daylight saving time.

About these zones

Mountain Time is also known as MST, or MDT.

Eastern Time is also known as EST, or EDT.

Mountain Time and Eastern Time are approximately 1,650 miles apart.

Quick reference

Full 24-hour conversion table.

MSTESTDay
12:00 am2:00 amSame day
1:00 am3:00 amSame day
2:00 am4:00 amSame day
3:00 am5:00 amSame day
4:00 am6:00 amSame day
5:00 am7:00 amSame day
6:00 am8:00 amSame day
7:00 am9:00 amSame day
8:00 am10:00 amSame day
9:00 am11:00 amSame day
10:00 am12:00 pmSame day
11:00 am1:00 pmSame day
12:00 pm2:00 pmSame day
1:00 pm3:00 pmSame day
2:00 pm4:00 pmSame day
3:00 pm5:00 pmSame day
4:00 pm6:00 pmSame day
5:00 pm7:00 pmSame day
6:00 pm8:00 pmSame day
7:00 pm9:00 pmSame day
8:00 pm10:00 pmSame day
9:00 pm11:00 pmSame day
10:00 pm12:00 am+1 day
11:00 pm1:00 am+1 day

Daylight saving time

Both Mountain Time and Eastern Time observe daylight saving time and transition on the same date.

Next transition: Sunday, November 1, 2026 (fall back).

Because they transition simultaneously, the offset between these zones remains constant year-round.

Daylight today

Mountain Time
Sunrise
5:37 AM
Sunset
8:19 PM
Day length
14h 41m
Eastern Time
Sunrise
5:31 AM
Sunset
8:18 PM
Day length
14h 47m

Daylight overlap: 12h 40m — 5:37 AM–6:18 PM in Mountain Time (7:37 AM–8:18 PM in Eastern Time). Both locations are in daylight during this window.

Cities in these zones

Cities in Mountain Time

Airports in these zones

Airports in Mountain Time

  • BJC
  • DEN
  • OGD
  • SLC

Airports in Eastern Time

  • EWR
  • HPN
  • JFK
  • LGA
  • TEB
  • ILG
  • PHL
  • TTN
  • CLT
  • USA

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