MST to ET time zone converter

MST (UTC-07:00)
Mountain Standard Time
22:39:00
Oct 18
  • 12
    AM
  • 1
    AM
  • 2
    AM
  • 3
    AM
  • 4
    AM
  • 5
    AM
  • 6
    AM
  • 7
    AM
  • 8
    AM
  • 9
    AM
  • 10
    AM
  • 11
    AM
  • 12
    PM
  • 1
    PM
  • 2
    PM
  • 3
    PM
  • 4
    PM
  • 5
    PM
  • 6
    PM
  • 7
    PM
  • 8
    PM
  • 9
    PM
  • 10
    PM
  • 11
    PM
ET (UTC-04:00)
Eastern Time
01:39:00
Oct 19
  • 3
    AM
  • 4
    AM
  • 5
    AM
  • 6
    AM
  • 7
    AM
  • 8
    AM
  • 9
    AM
  • 10
    AM
  • 11
    AM
  • 12
    PM
  • 1
    PM
  • 2
    PM
  • 3
    PM
  • 4
    PM
  • 5
    PM
  • 6
    PM
  • 7
    PM
  • 8
    PM
  • 9
    PM
  • 10
    PM
  • 11
    PM
  • 12
    AM
  • 1
    AM
  • 2
    AM

This simple MST to ET time zone converter allows you to quickly and visually understand the time difference between MST (MST) and ET (ET).

2026-10-18: 10:39 PM MST

1:39 AM (+1) EDT

MST: UTC-07:00 · ET: UTC-04:00

Just hover over the colored hour tiles, and you’ll instantly see the corresponding time in both zones. The time difference between MST and ET is 3 hours 0 minutes, with ET being ahead. For example, if it is 10:39 PM MST, the equivalent time in ET will be 1:39 AM (+1) EDT.

MST to ET hour-by-hour

2026-10-18 · MST
Mountain Standard TimeEastern Time
00:00 MST03:00 EDT
00:30 MST03:30 EDT
01:00 MST04:00 EDT
01:30 MST04:30 EDT
02:00 MST05:00 EDT
02:30 MST05:30 EDT
03:00 MST06:00 EDT
03:30 MST06:30 EDT
04:00 MST07:00 EDT
04:30 MST07:30 EDT
05:00 MST08:00 EDT
05:30 MST08:30 EDT
06:00 MST09:00 EDT
06:30 MST09:30 EDT
07:00 MST10:00 EDT
07:30 MST10:30 EDT
08:00 MST11:00 EDT
08:30 MST11:30 EDT
09:00 MST12:00 EDT
09:30 MST12:30 EDT
10:00 MST13:00 EDT
10:30 MST13:30 EDT
11:00 MST14:00 EDT
11:30 MST14:30 EDT
12:00 MST15:00 EDT
12:30 MST15:30 EDT
13:00 MST16:00 EDT
13:30 MST16:30 EDT
14:00 MST17:00 EDT
14:30 MST17:30 EDT
15:00 MST18:00 EDT
15:30 MST18:30 EDT
16:00 MST19:00 EDT
16:30 MST19:30 EDT
17:00 MST20:00 EDT
17:30 MST20:30 EDT
18:00 MST21:00 EDT
18:30 MST21:30 EDT
19:00 MST22:00 EDT
19:30 MST22:30 EDT
20:00 MST23:00 EDT
20:30 MST23:30 EDT
21:00 MST00:00 (+1) EDT
21:30 MST00:30 (+1) EDT
22:00 MST01:00 (+1) EDT
22:30 MST01:30 (+1) EDT
23:00 MST02:00 (+1) EDT
23:30 MST02:30 (+1) EDT

Mountain Standard Time

UTC-07:00

Fixed UTC offset. For seasonal local time, select a city or ET, CT, MT, PT.

MST · UTC-07:00

Eastern Time

America/New_York

Uses IANA time zone rules for the selected date.

EDT · UTC-04:00

Frequently Asked Questions

2026-10-18 · MST behind ET: 3 hours 0 minutes. MST: UTC-07:00; ET: UTC-04:00.

2026-10-18 · 22:39 MST → 01:39 (+1) EDT.

Weekday overlap (Mon–Fri, 09:00–17:00 in both places): No overlapping working hours on this source date.

MST behind ET: 3 hours 0 minutes

Date → Select range → .ics. 2026-10-18 · 22:39 MST → 01:39 (+1) EDT.

MST: Fixed UTC offset. For seasonal local time, select a city or ET, CT, MT, PT. ET: Uses IANA time zone rules for the selected date. Next clock change: 2026-11-01 01:00 EST