Time Difference: Seoul to Tokyo
Click a time to convert
Seoul vs Tokyo timezone guide
Seoul (South Korea) uses the Asia/Seoul timezone at UTC+9, while Tokyo (Japan) uses Asia/Tokyo at UTC+9. Both cities share the same standard UTC offset, though daylight saving rules may cause a temporary difference during parts of the year.
Best meeting times between Seoul and Tokyo
Standard 9-to-5 working hours overlap by 8 hours per day. The shared window is 9am–5pm in Seoul, which is 9am–5pm in Tokyo. Schedule recurring meetings inside that window and both teams stay inside standard working hours.
Hour-by-hour planner
| Seoul | Tokyo | Status |
|---|---|---|
| 6am | 6am | Seoul early, Tokyo early |
| 7am | 7am | Seoul early, Tokyo early |
| 8am | 8am | Seoul early, Tokyo early |
| 9am | 9am | Both at work — ideal meeting time |
| 10am | 10am | Both at work — ideal meeting time |
| 11am | 11am | Both at work — ideal meeting time |
| 12pm | 12pm | Both at work — ideal meeting time |
| 1pm | 1pm | Both at work — ideal meeting time |
| 2pm | 2pm | Both at work — ideal meeting time |
| 3pm | 3pm | Both at work — ideal meeting time |
| 4pm | 4pm | Both at work — ideal meeting time |
| 5pm | 5pm | Seoul evening, Tokyo evening |
| 6pm | 6pm | Seoul evening, Tokyo evening |
| 7pm | 7pm | Seoul evening, Tokyo evening |
| 8pm | 8pm | Seoul evening, Tokyo evening |
| 9pm | 9pm | Seoul evening, Tokyo evening |
| 10pm | 10pm | Seoul late evening, Tokyo late evening |
Green = standard working hours (9 AM – 5 PM). Amber = early (6–9 AM). Orange = evening (5–10 PM). Grey = asleep or late.
Daylight saving time between Seoul and Tokyo
Neither Seoul nor Tokyo observes daylight saving time. The time difference between them stays at the same time all year — recurring meetings only need to be scheduled once.
Distance between Seoul and Tokyo
Seoul and Tokyo are 1,149 km apart along the great-circle route. A direct flight takes roughly ~2h 21m, depending on aircraft type, winds, and routing.