World Timezones

EST to MST Converter

Compare MST to EST instead

Search above to add a time zone or city

Offset

2 hours

Eastern Time (EST) is currently ahead of Mountain Time (MST).

EST: UTC-4

MST: UTC-6

Both zones are currently observing daylight saving time.

When to schedule

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

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

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

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

About these zones

Eastern Time is also known as EST, or EDT.

Mountain Time is also known as MST, or MDT.

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

Quick reference

Full 24-hour conversion table.

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

Daylight saving time

Both Eastern Time and Mountain 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

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

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

Cities in these zones

Cities in Mountain Time

Airports in these zones

Airports in Eastern Time

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

Airports in Mountain Time

  • BJC
  • DEN
  • OGD
  • SLC

Related conversions