Seoul to Longyan: time difference
Longyan 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 11:23 11:23 AM Longyan 10:23 10:23 AM You –:–
11:23 11:23 AM
Korean Standard Time · UTC+9
☀️ 06:48 · 🌙 17:46
10:23 10:23 AM
China Standard Time · UTC+8
☀️ 06:15 · 🌙 17:39
·
−1 h
Longyan is 1 h behind Seoul.
When you, Seoul and Longyan 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
🇨🇳 Longyan
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 | 🇨🇳 Longyan |
|---|---|---|
| Local time | 11:23 | 10:23 |
| Local date | Friday, October 23, 2026 | Friday, October 23, 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 | 06:48 | 06:15 |
| Sunset | 17:46 | 17:39 |
| Daylight | 10 h 58 min | 11 h 25 min |
| People on this clock | 9,509,458 | 2,559,545 |
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 Longyan: common questions
What is the time difference between Seoul and Longyan?
Longyan is 1 hour behind: it uses UTC+8, while Seoul is on UTC+9.
What time is it in Longyan at the start of the working day in Seoul?
The working day in Seoul starts at 9:00 AM; in Longyan it is 8:00 AM at that moment.
If it is 6:00 PM in Seoul, what time is it in Longyan?
At 6:00 PM in Seoul, clocks in Longyan show 5:00 PM.
When do working hours in Seoul and in Longyan overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Seoul, which is 9:00 AM to 5:00 PM in Longyan.
Until what time in Seoul is it still yesterday in Longyan?
Before 1:00 AM in Seoul, the date in Longyan has not changed yet. From 11:00 PM in Longyan, it is already the next day in Seoul.
Is the time difference between Seoul and Longyan the same all year?
Yes. Neither Seoul nor Longyan switches to summer time, so the gap is always 1 hour.
