South Korea to Shanghai: time difference
Shanghai is 1 h behind South Korea. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
South Korea 20:52 8:52 PM Shanghai 19:52 7:52 PM You –:–
20:52 8:52 PM
Korean Standard Time · UTC+9
☀️ 06:36 · 🌙 18:04
19:52 7:52 PM
China Standard Time · UTC+8
☀️ 05:54 · 🌙 17:30
·
−1 h
Shanghai is 1 h behind South Korea.
When you, South Korea and Shanghai are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇰🇷 South Korea
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇨🇳 Shanghai
23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇰🇷 South Korea | 🇨🇳 Shanghai |
|---|---|---|
| Local time | 20:52 | 19:52 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Korean Standard Time | China Standard Time |
| UTC offset | UTC+9 | UTC+8 |
| Offset from South Korea | — | −1 h |
| IANA zone | Asia/Seoul | Asia/Shanghai |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:36 | 05:54 |
| Sunset | 18:04 | 17:30 |
| Daylight | 11 h 29 min | 11 h 36 min |
| People on this clock | 51,466,201 | 24,870,895 |
Compare South Korea with another city
More comparisons with South Korea: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
South Korea and Shanghai: common questions
How far behind South Korea is Shanghai?
Shanghai is 1 hour behind South Korea: UTC+8 against UTC+9.
What time is it in Shanghai when it is 9:00 AM in South Korea?
When it is 9:00 AM in South Korea, it is 8:00 AM in Shanghai.
What time is it in Shanghai when it is 6:00 PM in South Korea?
When it is 6:00 PM in South Korea, it is 5:00 PM in Shanghai.
Is there a time when both South Korea and Shanghai are at work?
Yes: from 10:00 AM to 6:00 PM in South Korea (9:00 AM to 5:00 PM in Shanghai), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Shanghai compared with South Korea?
The new day starts in Shanghai later: until 1:00 AM in South Korea, it is still the previous day there. From 11:00 PM in Shanghai, South Korea is already on the next day.
Does the time gap between South Korea and Shanghai change during the year?
No, the clocks change neither in South Korea nor in Shanghai, so the gap is 1 hour all year round.
