Seoul and Los Angeles Time Difference

Compare Seoul vs Los Angeles time, current local times, UTC offset difference, daylight saving status, and the best time to plan meetings or travel.

Quick Answer

What is the time difference between Seoul and Los Angeles?

The live comparison below shows both local times, current UTC offsets, daylight saving status, and whether Los Angeles is ahead of or behind Seoul.

Current time difference

Seoul, South Korea

Sat, Jul 4, 2026 23:37

Timezone
Asia/Seoul
UTC offset
UTC+09:00
Daylight saving
No

Los Angeles, United States

Sat, Jul 4, 2026 07:37

Timezone
America/Los_Angeles
UTC offset
UTC-07:00
Daylight saving
Yes

Time difference

Los Angeles is 16 hours behind Seoul

UTC offset difference

-16:00

Suggested call window

Sat, Jul 4, 08:00-10:00 / Fri, Jul 3, 16:00-18:00

Calculated using initiator awake hours of 08:00-23:00 and recipient office hours of 09:00-18:00.

Dynamic Time Difference

Seoul is 16 hours ahead of Los Angeles

The difference changes during 2026 because Seoul keeps a fixed UTC offset and Los Angeles changes UTC offset during the year. Jan 1-Mar 7: Seoul is 17 hours ahead of Los Angeles; Mar 8-Oct 31: Seoul is 16 hours ahead of Los Angeles; Nov 1-Dec 31: Seoul is 17 hours ahead of Los Angeles.

Seoul

UTC+09:00 · No seasonal offset change detected

Los Angeles

UTC-07:00 · Seasonal clock changes; DST is active now

Business Call Window

09:00-18:00 work-hour overlap

Both 09:00-18:00 workdays overlap. A practical window is 09:00-10:00 in Seoul, which is 17:00-18:00 in Los Angeles.

Seoul: 09:00-10:00

Los Angeles: 17:00-18:00

24-Hour Conversion Table

Seoul to Los Angeles hourly time conversion

The table uses today's active UTC offsets. Seasonal rows can shift when daylight saving time changes.

SeoulLos Angeles
00:0008:00 (previous day)
01:0009:00 (previous day)
02:0010:00 (previous day)
03:0011:00 (previous day)
04:0012:00 (previous day)
05:0013:00 (previous day)
06:0014:00 (previous day)
07:0015:00 (previous day)
08:0016:00 (previous day)
09:0017:00 (previous day)
10:0018:00 (previous day)
11:0019:00 (previous day)
12:0020:00 (previous day)
13:0021:00 (previous day)
14:0022:00 (previous day)
15:0023:00 (previous day)
16:0000:00
17:0001:00
18:0002:00
19:0003:00
20:0004:00
21:0005:00
22:0006:00
23:0007:00

FAQ

What is the current time difference between Seoul and Los Angeles?

Seoul is 16 hours ahead of Los Angeles. This uses the active IANA timezone offsets for today.

When does the Seoul-Los Angeles time difference change in 2026?

The difference changes during 2026 because Seoul keeps a fixed UTC offset and Los Angeles changes UTC offset during the year. Jan 1-Mar 7: Seoul is 17 hours ahead of Los Angeles; Mar 8-Oct 31: Seoul is 16 hours ahead of Los Angeles; Nov 1-Dec 31: Seoul is 17 hours ahead of Los Angeles.

What are the current UTC offsets for Seoul and Los Angeles?

Seoul is currently UTC+09:00; Los Angeles is currently UTC-07:00.

Which direction does the clock change when flying from Seoul to Los Angeles?

Travelers from Seoul to Los Angeles move their clock back by 16 hours.

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