World Timezones

Pyongyang to MST Converter

Compare MST to Pyongyang instead
Pyongyang10:55 pmSun, Jul 19
PyongyangGMT+9
North Korea · UTC+9
10:55 pmSun, Jul 19
12a
1a
2a
3a
4a
5a
6a
7a
8a
9a
10a
11a
12p
1p
2p
3p
4p
5p
6p
7p
8p
9p
10p
11p
Mountain TimeMDT
North America · UTC-6
7:55 amSun, Jul 19
9a
10a
11a
12p
1p
2p
3p
4p
5p
6p
7p
8p
9p
10p
11p
12a
1a
2a
3a
4a
5a
6a
7a
8a

Offset

The time difference between Pyongyang and Mountain Time is 15 hours.

15 hours

Pyongyang (GMT+9) is ahead of Mountain Time (MDT).

GMT+9: UTC+9

MDT: UTC-6

Mountain Time is currently observing daylight saving time; Pyongyang is not.

When to schedule

Standard business hours (9 AM–5 PM, Mon–Fri) in Pyongyang and Mountain Time don't overlap on the same weekday. Mountain Time is 15 hours behind Pyongyang.

Realistic options: hand off asynchronously, or stretch one side by an hour to catch the other team at the start or end of their day.

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

Public holidays in 2026

National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.

United States

  • New Year's DayThu, Jan 1
  • Martin Luther King, Jr. DayMon, Jan 19
  • Presidents DayMon, Feb 16
  • Memorial DayMon, May 25
  • Juneteenth National Independence DayFri, Jun 19
  • Independence DayFri, Jul 3
  • Labour DayMon, Sep 7
  • Columbus DayMon, Oct 12
  • Veterans DayWed, Nov 11
  • Thanksgiving DayThu, Nov 26
  • Christmas DayFri, Dec 25

About these zones

Pyongyang uses Korean Standard Time. To call North Korea, dial +850.

Mountain Time is also known as MST, or MDT. To call United States, dial +1.

Mountain Time is approximately 6,100 miles northeast of Pyongyang.

Quick reference

Full 24-hour conversion table — tap any time to open it in the converter.

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

Daylight saving time

Mountain Time observes daylight saving time; Pyongyang does not. The offset between the two zones changes when Mountain Time transitions: on Sunday, November 1, 2026, clocks fall back from MDT to MST.

See the daylight saving time page for transition dates across every time zone.

Daylight today

Pyongyang
Sunrise
5:27 AM
Sunset
8:01 PM
Day length
14h 34m
Mountain Time
Sunrise
5:48 AM
Sunset
8:25 PM
Day length
14h 37m

Cities in these zones

Cities in Mountain Time

Browse all cities to see the current local time anywhere.

Airports in these zones

Airports in Korean Standard Time

  • FNJ

Airports in Mountain Time

  • BJC
  • DEN
  • OGD
  • SLC

Related conversions

Common conversions

What is 9:00 am Pyongyang in MST?
9:00 am Pyongyang is 6:00 pm MST, the previous day.
What is 12:00 pm Pyongyang in MST?
12:00 pm Pyongyang is 9:00 pm MST, the previous day.
What is 12:30 pm Pyongyang in MST?
12:30 pm Pyongyang is 9:30 pm MST, the previous day.
What is 2:00 pm Pyongyang in MST?
2:00 pm Pyongyang is 11:00 pm MST, the previous day.
What is 5:00 pm Pyongyang in MST?
5:00 pm Pyongyang is 2:00 am MST.
What is 11:30 pm Pyongyang in MST?
11:30 pm Pyongyang is 8:30 am MST.