Seoul to Changchun: time difference
Changchun is 1 h behind Seoul. 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.
Seoul 14:06 2:06 PM Changchun 13:06 1:06 PM You –:–
14:06 2:06 PM
Korean Standard Time · UTC+9
☀️ 06:40 · 🌙 17:57
13:06 1:06 PM
China Standard Time · UTC+8
☀️ 05:53 · 🌙 16:58
·
−1 h
Changchun is 1 h behind Seoul.
When you, Seoul and Changchun are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇰🇷 Seoul
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
🇨🇳 Changchun
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 | 🇰🇷 Seoul | 🇨🇳 Changchun |
|---|---|---|
| Local time | 14:06 | 13:06 |
| Local date | Thursday, October 15, 2026 | Thursday, October 15, 2026 |
| Time zone | Korean Standard Time | China Standard Time |
| UTC offset | UTC+9 | UTC+8 |
| Offset from Seoul | — | −1 h |
| IANA zone | Asia/Seoul | Asia/Shanghai |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:40 | 05:53 |
| Sunset | 17:57 | 16:58 |
| Daylight | 11 h 17 min | 11 h 5 min |
| People on this clock | 9,509,458 | 9,066,906 |
Compare Seoul with another city
More comparisons with Seoul: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Seoul and Changchun: common questions
What is the time difference between Seoul and Changchun?
Changchun is 1 hour behind: it uses UTC+8, while Seoul is on UTC+9.
What time is it in Changchun at the start of the working day in Seoul?
The working day in Seoul starts at 9:00 AM; in Changchun it is 8:00 AM at that moment.
What time is it in Changchun at the end of the working day in Seoul?
The working day in Seoul ends at 6:00 PM; in Changchun it is 5:00 PM at that moment.
When is a good time to call Changchun from Seoul?
Between 10:00 AM and 6:00 PM in Seoul – that is 9:00 AM to 5:00 PM in Changchun – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in Changchun?
Until 1:00 AM in Seoul it is still the previous day in Changchun. The other way round, from 11:00 PM in Changchun it is already the next day in Seoul.
Is the time difference between Seoul and Changchun the same all year?
Yes. Neither Seoul nor Changchun switches to summer time, so the gap is always 1 hour.
