Chongqing to Seoul: time difference
Seoul is 1 h ahead of Chongqing. 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.
Chongqing 10:30 10:30 AM Seoul 11:30 11:30 AM You –:–
10:30 10:30 AM
China Standard Time · UTC+8
☀️ 06:52 · 🌙 18:31
11:30 11:30 AM
Korean Standard Time · UTC+9
☀️ 06:36 · 🌙 18:04
·
+1 h
Seoul is 1 h ahead of Chongqing.
When you, Chongqing and Seoul are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇨🇳 Chongqing
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
🇰🇷 Seoul
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 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇳 Chongqing | 🇰🇷 Seoul |
|---|---|---|
| Local time | 10:30 | 11:30 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | China Standard Time | Korean Standard Time |
| UTC offset | UTC+8 | UTC+9 |
| Offset from Chongqing | — | +1 h |
| IANA zone | Asia/Shanghai | Asia/Seoul |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:52 | 06:36 |
| Sunset | 18:31 | 18:04 |
| Daylight | 11 h 38 min | 11 h 29 min |
| People on this clock | 1,564,449 | 9,509,458 |
Compare Chongqing with another city
More comparisons with Chongqing: the time zones next to it and the far side of the clock.
Big time differences
Chongqing and Seoul: common questions
How many hours ahead of Chongqing is Seoul?
The clocks in Seoul are 1 hour ahead of those in Chongqing (UTC+9 and UTC+8).
What time is it in Seoul at the start of the working day in Chongqing?
The working day in Chongqing starts at 9:00 AM; in Seoul it is 10:00 AM at that moment.
What time is it in Seoul at the end of the working day in Chongqing?
The working day in Chongqing ends at 6:00 PM; in Seoul it is 7:00 PM at that moment.
When is a good time to call Seoul from Chongqing?
Between 9:00 AM and 5:00 PM in Chongqing – that is 10:00 AM to 6:00 PM in Seoul – both places are within working hours (9:00 AM–6:00 PM).
From what time in Chongqing is it tomorrow in Seoul?
Once it is 11:00 PM in Chongqing, the date in Seoul has already changed. Until 1:00 AM in Seoul, it is still the previous day in Chongqing.
Does the time gap between Chongqing and Seoul change during the year?
No, the clocks change neither in Chongqing nor in Seoul, so the gap is 1 hour all year round.
