Time difference between Shanghai and Seoul
Seoul is 1 hour ahead of Shanghai
Right now
Shanghai
00:38
CST ·
UTC+8
Seoul
01:38
KST ·
UTC+9
Best time for a call between Shanghai and Seoul
Hours highlighted in green work for everyone on the list.
- 09:00 Shanghai 10:00 Seoul
- 10:00 Shanghai 11:00 Seoul
- 11:00 Shanghai 12:00 Seoul
Hour by hour: Shanghai to Seoul
Working hours are shaded. The rows marked with a star are the ones we recommend for a call.
| Shanghai (reference) | Seoul | |
|---|---|---|
| 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 | 00:00 (next day) |
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 Shanghai and Seoul?
Seoul is 1 hour ahead of Shanghai
What is the best time to call between Shanghai and Seoul?
The most convenient slot is 09:00 Shanghai / 10:00 Seoul. That keeps the call inside working hours in both cities.
Does the difference between Shanghai and Seoul change during the year?
Neither city observes daylight saving time, so the difference is fixed all year.