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KST
Pyongyang Time
GMT +8:30
12am
3am
6am
9am
12pm
3pm
6pm
9pm
KST is not used on this date
This converter keeps KST at GMT +8:30. Pyongyang uses GMT+9 (GMT +9) on this date. Choose Pyongyang, Hamhung, or Nampo for city-specific time.
ULAT
Ulaanbaatar Time
GMT +8
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

8:30 pm20:30 KST (UTC+8:30), Oct 7, 2026 = 8:00 pm20:00 ULAT (UTC+8), Oct 7, 2026

KST is 30 minutes ahead of ULAT.

KST and ULAT examples

These examples always use KST (UTC+8:30) and ULAT (UTC+8). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

KST is 30 minutes ahead of ULAT.

How the time difference changes

KST Pyongyang is 30 minutes ahead of ULAT year-round.

Working hours of 9:00 am to 5:00 pm in KST Pyongyang correspond to 8:30 am to 4:30 pm in ULAT.Working hours of 09:00 to 17:00 in KST Pyongyang correspond to 08:30 to 16:30 in ULAT.

Compare KST time with ULAT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Pyongyang Time is 30 minutes ahead of Ulaanbaatar Time.
8:30 pm20:30 in KST is 8:00 pm20:00 in ULAT

KST to ULAT call time
Best time for a conference call or a meeting is between 9:30am-5pm09:30-17:00 in KST which corresponds to 9am-4:30pm09:00-16:30 in ULAT

8:30 pm20:30 Pyongyang Time (KST). Offset UTC +8:30 hours
8:00 pm20:00 Ulaanbaatar Time (ULAT). Offset UTC +8:00 hours

8:30 pm20:30 KST / 8:00 pm20:00 ULAT

KSTULAT
12:00am11:30pm
1:00am12:30am
2:00am1:30am
3:00am2:30am
4:00am3:30am
5:00am4:30am
6:00am5:30am
7:00am6:30am
8:00am7:30am
9:00am8:30am
10:00am9:30am
11:00am10:30am
12:00pm11:30am
1:00pm12:30pm
2:00pm1:30pm
3:00pm2:30pm
4:00pm3:30pm
5:00pm4:30pm
6:00pm5:30pm
7:00pm6:30pm
8:00pm7:30pm
9:00pm8:30pm
10:00pm9:30pm
11:00pm10:30pm
00:0023:30
01:0000:30
02:0001:30
03:0002:30
04:0003:30
05:0004:30
06:0005:30
07:0006:30
08:0007:30
09:0008:30
10:0009:30
11:0010:30
12:0011:30
13:0012:30
14:0013:30
15:0014:30
16:0015:30
17:0016:30
18:0017:30
19:0018:30
20:0019:30
21:0020:30
22:0021:30
23:0022:30

Pyongyang Time

Offset: KST is 8 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Asia

KST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +0830 - basic
  • +08:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0830 - sign character (+) followed by a four digit time providing hours (08) and minutes (30) of the offset. Indicates an offset of eight hours and thirty minutes to the east of the zero meridian.
KST Abbreviation: Several time zones share KST abbreviation and it could refer to these time zones
  • Korea Standard Time - UTC +9
  • Pyongyang Time - UTC +8:30

Ulaanbaatar Time

Offset: ULAT is 8 hours ahead Greenwich Mean Time (GMT) and is used in Asia

Countries using this time zone: Mongolia

Principal Cities: The largest city in the ULAT time zone is Ulaanbaatar in Mongolia, with about 844,818 people. Other major cities in this time zone include Erdenet, Darhan, Hovd, Murun kuren.

Daylight Saving: Clocks in Ulaanbaatar Time (ULAT) do not change for daylight saving time, so ULAT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

ULAT Time Zone Geo Map
ULAT timezone map

ULAT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +08 - basic short
  • +0800 - basic
  • +08:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0800 - sign character (+) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates an offset of eight hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Hotel - Military abbreviation for ULAT
  • H - short form of 'Hotel'
Time zones with the GMT +8 offset:
  • ACT - ASEAN Common Time
  • AWST - Australian Western Standard Time
  • BNT - Brunei Darussalam Time
  • CAST - Casey Time
  • CHOT - Choibalsan Time
  • CST - China Standard Time
  • H - Hotel Time Zone
  • HKT - Hong Kong Time
  • HOVST - Hovd Summer Time
  • IRKT - Irkutsk Time
  • KRAST - Krasnoyarsk Summer Time
  • MYT - Malaysia Time
  • PHT - Philippine Time
  • SGT - Singapore Time
  • ULAT - Ulaanbaatar Time
  • WITA - Central Indonesian Time