Time zone meeting planner
Los Angeles and Seoul: plan a meeting across time zones
Los Angeles and Seoul are 16 hours apart (Seoul ahead). See the best meeting time, upcoming holidays and clock-change dates for both.
The time difference
For most of the year, Seoul is 16 hours ahead of Los Angeles. That gap does not hold all year — here is how it actually moves:
- 1 January to 7 March: Seoul is 17 hours ahead of Los Angeles
- 8 March to 31 October: Seoul is 16 hours ahead of Los Angeles
- 1 November to 31 December: Seoul is 17 hours ahead of Los Angeles
Best time to meet
Los Angeles and Seoul do not share a normal working-hours window. The best compromise is 4:30 PM in Los Angeles / 8:30 AM in Seoul — still early or late for whoever is furthest from a normal day, which is the honest trade-off at this distance.
Clock changes to plan around
- Los Angeles changes clocks — 2026: 8 March and 1 November; 2027: 14 March and 7 November.
- Seoul does not change clocks.
Upcoming public holidays
- 12 October — Los Angeles: Columbus Day
- 11 November — Los Angeles: Veterans Day
- 26 November — Los Angeles: Thanksgiving Day
- 25 December — Los Angeles: Christmas Day
- 24 September — Seoul: The day preceding Chuseok
- 25 September — Seoul: Chuseok
- 26 September — Seoul: The second day of Chuseok
- 3 October — Seoul: National Foundation Day
Holiday data uses country-level public calendars and may miss regional observances or company shutdowns — confirm with your participant if the date matters.
Questions about Los Angeles and Seoul
What time is it in Seoul when it is 9 AM in Los Angeles?
For most of the year, 9 AM in Los Angeles is 1 AM in Seoul (UTC-7 against UTC+9). During the weeks listed above when the gap shifts, it moves by an hour. Open the planner for a specific date.
Does Los Angeles or Seoul change clocks first?
Seoul does not observe daylight saving time; Los Angeles does, so the gap shifts when Los Angeles changes clocks.
Is there a public holiday in Los Angeles or Seoul soon?
Los Angeles: Columbus Day on 12 October. Seoul: The day preceding Chuseok on 24 September.