Live Synchronized Time Difference
SeoultoLos AngelesTime Difference
🇰🇷
Seoul
South Korea (GMT+9)00:10:22UTC+9:00
🇺🇸
Los Angeles
United States (PDT)08:10:22UTC-7:00
Direct Distance9,586 km (5,956 miles)
Estimated Flight Time~11.8 hours
Business Overlap0 overlapping hours (9am–5pm)
Feasible Shoulder Hours Window
Recommended calling window between Seoul and Los Angeles
Off-Peak Calling Window
Seoul Time
7:00 AM – 1:00 PM
Los Angeles Time
3:00 PM – 9:00 PM
There are no overlapping 9-to-5 working hours between Seoul and Los Angeles. The optimal compromise window falls during morning/evening shoulder periods (7:00 AM – 9:00 PM) when participants in both locations are awake.
24-Hour Schedule Conversion Matrix
Compare every hour of the day between Seoul and Los Angeles.
Work (9am-5pm)ShoulderSleep / Off
| Seoul Time (South Korea) | Los Angeles Time (United States) | Status & Recommendation |
|---|---|---|
| 00:00AM | 08:00AM-1 day | ⚪ Outside Work Hours |
| 01:00AM | 09:00AM-1 day | ⚪ Outside Work Hours |
| 02:00AM | 10:00AM-1 day | ⚪ Outside Work Hours |
| 03:00AM | 11:00AM-1 day | ⚪ Outside Work Hours |
| 04:00AM | 12:00PM-1 day | ⚪ Outside Work Hours |
| 05:00AM | 13:00PM-1 day | ⚪ Outside Work Hours |
| 06:00AM | 14:00PM-1 day | ⚪ Outside Work Hours |
| 07:00AM | 15:00PM-1 day | ⚪ Outside Work Hours |
| 08:00AM | 16:00PM-1 day | ⚪ Outside Work Hours |
| 09:00AM | 17:00PM-1 day | 🟡 Feasible (Shoulder Hour) |
| 10:00AM | 18:00PM-1 day | 🟡 Feasible (Shoulder Hour) |
| 11:00AM | 19:00PM-1 day | 🟡 Feasible (Shoulder Hour) |
| 12:00PM | 20:00PM-1 day | 🟡 Feasible (Shoulder Hour) |
| 13:00PM | 21:00PM-1 day | ⚪ Outside Work Hours |
| 14:00PM | 22:00PM-1 day | ⚪ Outside Work Hours |
| 15:00PM | 23:00PM-1 day | ⚪ Outside Work Hours |
| 16:00PM | 00:00AM | ⚪ Outside Work Hours |
| 17:00PM | 01:00AM | ⚪ Outside Work Hours |
| 18:00PM | 02:00AM | ⚪ Outside Work Hours |
| 19:00PM | 03:00AM | ⚪ Outside Work Hours |
| 20:00PM | 04:00AM | ⚪ Outside Work Hours |
| 21:00PM | 05:00AM | ⚪ Outside Work Hours |
| 22:00PM | 06:00AM | ⚪ Outside Work Hours |
| 23:00PM | 07:00AM | ⚪ Outside Work Hours |
Frequently Asked Questions
What is the time difference between Seoul and Los Angeles?
Los Angeles is 16 hours behind Seoul.
What is the best time to schedule a cross-border meeting between Seoul and Los Angeles?
Because of the wide timezone separation, a compromise meeting window during early morning in one location and evening in the other is recommended.
Does daylight saving time (DST) affect the time difference between Seoul and Los Angeles?
Yes. If either South Korea or United States observes seasonal Daylight Saving Time transitions, the offset difference shifts by one hour on scheduled transition dates.