TimeZone

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Seoul to Los Angeles Time Converter

Seoul is currently 16 hours ahead of Los Angeles. Use the live clocks below to see the current local time and date in both cities, and scan the 24-hour grids to find the best overlapping business hours for a call or meeting.

Seoul
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Los Angeles
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Seoul South Korea flag KR
UTC+09:00
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🌐Asia/Seoul
Los Angeles United States flag US
UTC-07:00
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🌐America/Los_Angeles

What is the time difference between Seoul and Los Angeles?

Seoul is between 16 and 17 hours ahead of Los Angeles depending on the time of year, because one of the two cities observes daylight saving time and the other does not.

Current offset: Seoul is on UTC+09:00 and Los Angeles is on UTC-07:00 right now. Offsets shift by one hour when daylight saving time begins or ends, so the gap between the two cities can widen or narrow by an hour at those transitions.

Daylight saving time changes in Seoul and Los Angeles

Daylight saving time (DST) is not observed uniformly around the world. Some countries change their clocks twice a year, some observe DST on dates that differ from their neighbours, and others have abolished it entirely. The dates below are the actual transitions for the current calendar year.

Seoul

Seoul does not observe daylight saving time. The offset remains UTC+09:00 all year round.

Los Angeles

Los Angeles observes daylight saving time. Current offset: UTC-07:00.

  • Clocks go forward 1 hour on Sunday, March 8, 2026. Local time switches to UTC-07:00.
  • Clocks go back 1 hour on Sunday, November 1, 2026. Local time switches to UTC-08:00.

Frequently asked questions

How many hours is Seoul ahead of Los Angeles?

Seoul is currently 16 hours ahead of Los Angeles.

Why does the time difference change?

Because daylight saving time is observed by one city and not the other, or the two switch on different dates. Seoul is on UTC+09:00 and Los Angeles is on UTC-07:00 right now.