Time difference between Seoul and Tokyo
Seoul and Tokyo are in the same time zone
Right now
Seoul
01:38
KST ·
UTC+9
Tokyo
01:38
JST ·
UTC+9
Best time for a call between Seoul and Tokyo
Hours highlighted in green work for everyone on the list.
- 09:00 Seoul 09:00 Tokyo
- 10:00 Seoul 10:00 Tokyo
- 11:00 Seoul 11:00 Tokyo
Hour by hour: Seoul to Tokyo
Working hours are shaded. The rows marked with a star are the ones we recommend for a call.
| Seoul (reference) | Tokyo | |
|---|---|---|
| 00:00 | 00:00 | |
| 01:00 | 01:00 | |
| 02:00 | 02:00 | |
| 03:00 | 03:00 | |
| 04:00 | 04:00 | |
| 05:00 | 05:00 | |
| 06:00 | 06:00 | |
| 07:00 | 07:00 | |
| 08:00 | 08:00 | |
| ★ | 09:00 | 09:00 |
| ★ | 10:00 | 10:00 |
| ★ | 11:00 | 11:00 |
| 12:00 | 12:00 | |
| 13:00 | 13:00 | |
| 14:00 | 14:00 | |
| 15:00 | 15:00 | |
| 16:00 | 16:00 | |
| 17:00 | 17:00 | |
| 18:00 | 18:00 | |
| 19:00 | 19:00 | |
| 20:00 | 20:00 | |
| 21:00 | 21:00 | |
| 22:00 | 22:00 | |
| 23:00 | 23:00 |
Table built for August 27, 2026. The live values above update in your browser.
Daylight saving time
Neither city observes daylight saving time, so the difference is fixed all year.
Frequently asked questions
What is the time difference between Seoul and Tokyo?
Seoul and Tokyo are in the same time zone
What is the best time to call between Seoul and Tokyo?
The most convenient slot is 09:00 Seoul / 09:00 Tokyo. That keeps the call inside working hours in both cities.
Does the difference between Seoul and Tokyo change during the year?
Neither city observes daylight saving time, so the difference is fixed all year.