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KST
12am
3am
6am
9am
12pm
3pm
6pm
9pm
KST at UTC+8:30 is not used on this date
This converter keeps KST at UTC+8:30. Pyongyang uses KST (UTC+9) on this date. Choose Pyongyang, Hamhung, or Nampo for city-specific time.
PT/PDT
UTC−7
15h 30m behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

8:30 pm20:30 KST (UTC+8:30), Oct 18, 2026 = 5:00 am05:00 PDT (UTC-7), Oct 18, 2026

KST is 15 hours and 30 minutes ahead of PDT.

How the time difference changes

For most of the year, KST Pyongyang is 15 hours and 30 minutes ahead of PT. From Nov 1, 2026 to Mar 14, 2027, KST Pyongyang is 16 hours and 30 minutes ahead of PT.

For most of the year, working hours of 9:00 am to 6:00 pm in KST Pyongyang correspond to 5:30 pm (previous day) to 2:30 am in PT. At other times of the year, working hours of 9:00 am to 6:00 pm in KST Pyongyang correspond to 4:30 pm (previous day) to 1:30 am in PT.For most of the year, working hours of 09:00 to 18:00 in KST Pyongyang correspond to 17:30 (previous day) to 02:30 in PT. At other times of the year, working hours of 09:00 to 18:00 in KST Pyongyang correspond to 16:30 (previous day) to 01:30 in PT.

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

Time Difference

Pyongyang Time is 15 hours and 30 minutes ahead of Pacific Daylight Time.
8:30 pm20:30 in KST is 5:00 am05:00 in PDT

KST to PDT call time
Best time for a conference call or a meeting is between 9am-9:30am09:00-09:30 in KST which corresponds to 5:30pm-6pm17:30-18:00 in PDT (previous day)

8:30 pm20:30 Pyongyang Time (KST). Offset UTC +8:30 hours
5:00 am05:00 Pacific Daylight Time (PDT). Offset UTC -7:00 hours

8:30 pm20:30 KST / 5:00 am05:00 PDT

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Hourly time comparison
KSTPT
8:30am previous day
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08:30 previous day
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Pyongyang Time

Offset: KST is 8 hours and 30 minutes ahead of Greenwich Mean Time (GMT).

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

Pacific Time

Pacific Time (PT) is a general term used to describe the areas that observe either the Pacific Standard Time (PST) or Pacific Daylight Time (PDT) in North America. PT also called Pacific Coast Time. PT is not static but switches between PDT and PST.

Territories observing the Pacific Time Zone are primarily in North America. It runs through the western United States and the Northwestern part of Mexico. From November 1, 2026, most of British Columbia in Canada keeps UTC-7 all year instead.

Countries using this time zone: Mexico, United States

Principal Cities: The largest city in the PT time zone is Los Angeles in the United States, with about 3.821 million people. Other major cities in this time zone include Tijuana, San Diego, Mexicali, San Jose.

French: HNP - Heure Normale du Pacifique

Spanish: PT - Tiempo del Pacífico, PT - Zona Noroeste

PT 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 west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Uniform - Military abbreviation for PT
  • U - short form of 'Uniform'
Time zones with the GMT -8 offset:
  • AKDT - Alaska Daylight Time
  • PST - Pacific Standard Time
  • PT - Pacific Time
  • PST - Pitcairn Standard Time
  • U - Uniform Time Zone