TIME ZONE CONVERTER
Seoul to Los Angeles
Time Converter
Convert Seoul, South Korea to Los Angeles, United States. Compare dates, seasonal differences and meeting hours.
Seoul is 16h or 17h ahead of Los Angeles in 2026, depending on the date.
9 AM Seoul = 4 PM Los Angeles Thu, 5 Nov at the destination
Selected date: November 6, 2026.
THE QUICK REFERENCE
CSVSeoul to Los Angeles conversion table
November 6, 2026 · Date changes are marked.
View the full 24-hour table
| Seoul | Los Angeles |
|---|---|
| 12:00 AM | 7:00 AM -1 day |
| 1:00 AM | 8:00 AM -1 day |
| 2:00 AM | 9:00 AM -1 day |
| 3:00 AM | 10:00 AM -1 day |
| 4:00 AM | 11:00 AM -1 day |
| 5:00 AM | 12:00 PM -1 day |
| 6:00 AM | 1:00 PM -1 day |
| 7:00 AM | 2:00 PM -1 day |
| 8:00 AM | 3:00 PM -1 day |
| 9:00 AM | 4:00 PM -1 day |
| 10:00 AM | 5:00 PM -1 day |
| 11:00 AM | 6:00 PM -1 day |
| Seoul | Los Angeles |
|---|---|
| 12:00 PM | 7:00 PM -1 day |
| 1:00 PM | 8:00 PM -1 day |
| 2:00 PM | 9:00 PM -1 day |
| 3:00 PM | 10:00 PM -1 day |
| 4:00 PM | 11:00 PM -1 day |
| 5:00 PM | 12:00 AM |
| 6:00 PM | 1:00 AM |
| 7:00 PM | 2:00 AM |
| 8:00 PM | 3:00 AM |
| 9:00 PM | 4:00 AM |
| 10:00 PM | 5:00 AM |
| 11:00 PM | 6:00 AM |
Starting with the Los Angeles working day
These examples start on 2026-11-06 in Los Angeles.
09:00 Los Angeles02:00 →Seoul · 2026-11-07
17:00 Los Angeles10:00 →Seoul · 2026-11-07
ONE CLOCK TIME. THE WHOLE YEAR.
Year CSV09:00 Seoul to Los Angeles throughout 2026
Keeping 09:00 on the Seoul clock produces 2 different destination clock/date answers in 2026. The ranges below use Seoul calendar dates, including transition days.
| Dates in Seoul · 2026 | Los Angeles answer | Source → destination offsets | Explore |
|---|---|---|---|
| Jan 1 – Mar 867 dates | 16:00Previous day | UTC+09:00 → UTC−08:00 | |
| Mar 9 – Nov 1238 dates | 17:00Previous day | UTC+09:00 → UTC−07:00 | |
| Nov 2 – Dec 3160 dates | 16:00Previous day | UTC+09:00 → UTC−08:00 |
Every calendar date is included, not just workdays. Date ranges include both endpoints. Based on IANA 2026e; future rules may change.
DON’T LOSE A DAY
When does Seoul time become a different date in Los Angeles?
Your complete source day: 2026-11-06. Each range shows which destination date to use.
Seoul · 2026-11-0600:00–17:00UTC+09:00
Los Angeles · 2026-11-0507:00–24:00UTC−08:00 Previous day
Seoul · 2026-11-0617:00–24:00UTC+09:00
Los Angeles · 2026-11-0600:00–07:00UTC−08:00 Same date
Range starts are included; ends are excluded. 24:00 means midnight at the end of that date. Repeated hours appear separately with their UTC offsets. The strip is proportional to elapsed time.
THE BIGGER PICTURE
2026A year of time differences.
How Los Angeles compares with Seoul throughout 2026.
JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC
−17h
−16h
−17h
Los Angeles changes its UTC offset in 2026. Seoul keeps one UTC offset this year.
See exact change periods
| From (UTC, inclusive) | Until (UTC, exclusive) | Los Angeles vs Seoul |
|---|---|---|
| 1 Jan 2026, 00:00 UTC | 8 Mar 2026, 10:00 UTC | 17h behind |
| 8 Mar 2026, 10:00 UTC | 1 Nov 2026, 09:00 UTC | 16h behind |
| 1 Nov 2026, 09:00 UTC | 1 Jan 2027, 00:00 UTC | 17h behind |
CLOCK CHANGES
What changes at the next clock adjustment?
Exact periods outside the most common difference in 2026
The most frequent difference has Los Angeles 16h behind relative to Seoul. Exceptions:
| From (UTC, inclusive) | Until (UTC, exclusive) | Compared with Seoul |
|---|---|---|
| 1 Jan 2026, 00:00 UTC | 8 Mar 2026, 10:00 UTC | 17h behind |
| 1 Nov 2026, 09:00 UTC | 1 Jan 2027, 00:00 UTC | 17h behind |
PLAN BEYOND A SINGLE DAY
Daily CSVSeoul–Los Angeles working hours through 2026
Every date calculated with your working windows. 261 selected Seoul workdays; public holidays are not applied.
Least shared time0h
Most common0h
Most shared time1h
Days without a 60-min slot188 / 261
One fixed start time does not fit every working day.
188 selected host workdays cannot fit the complete meeting. Adjust working days, hours or duration above, or use different seasonal meeting times.
Seoul: 09:00–17:00, Mon, Tue, Wed, Thu, Fri. Los Angeles: 09:00–17:00, Mon, Tue, Wed, Thu, Fri.
Calculation details and repeated hours
Overnight shifts belong to their start weekday. Host workday means the source calendar date. Repeated local times use the first occurrence.
TWO PLACES. ONE CONNECTION.
≈ 9,586 km apartAcross the map. Across the clock.
City-center coordinates. Distance is an approximate great-circle distance, not a flight route.
THE DETAILS THAT MATTER
Seoul to Los Angeles: useful answers
Why is the Seoul to Los Angeles difference sometimes 16 hours and sometimes 17 hours?
Seoul is 16h or 17h ahead of Los Angeles in 2026, depending on the date. Los Angeles changes its UTC offset in 2026. Seoul keeps one UTC offset this year.
Does the Seoul–Los Angeles time difference change in 2026?
The published rules produce 3 periods with 2 different offsets in 2026. See the annual chart for the exact boundaries of each period.
Does this conversion change the calendar date?
09:00 in Seoul on 2026-11-06 is 16:00 in Los Angeles on 2026-11-05. Use the destination date when adding the meeting to a calendar.
Can Seoul and Los Angeles meet during working hours?
Your selected working windows share 1h on 2026-11-06. The planner above checks the whole meeting duration and shows suitable start times. Edit the windows to match your team.
Related time-zone meanings and conversions
Choose the question you need answered
Calculated with IANA 2026e. Working hours are your preferences; public holidays and calendar availability are not included. Our methodology