Nantong to Seoul: time difference
Seoul is 1 h ahead of Nantong. 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.
Nantong 02:48 2:48 AM Seoul 03:48 3:48 AM You –:–
02:48 2:48 AM
China Standard Time · UTC+8
☀️ 06:03 · 🌙 17:21
03:48 3:48 AM
Korean Standard Time · UTC+9
☀️ 06:44 · 🌙 17:52
·
+1 h
Seoul is 1 h ahead of Nantong.
When you, Nantong 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
🇨🇳 Nantong
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 | 🇨🇳 Nantong | 🇰🇷 Seoul |
|---|---|---|
| Local time | 02:48 | 03:48 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | China Standard Time | Korean Standard Time |
| UTC offset | UTC+8 | UTC+9 |
| Offset from Nantong | — | +1 h |
| IANA zone | Asia/Shanghai | Asia/Seoul |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:03 | 06:44 |
| Sunset | 17:21 | 17:52 |
| Daylight | 11 h 18 min | 11 h 8 min |
| People on this clock | 7,726,635 | 9,509,458 |
Compare Nantong with another city
More comparisons with Nantong: the time zones next to it and the far side of the clock.
Big time differences
Nantong and Seoul: common questions
How far ahead of Nantong is Seoul?
Seoul is 1 hour ahead of Nantong: UTC+9 against UTC+8.
What time is it in Seoul at the start of the working day in Nantong?
The working day in Nantong 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 Nantong?
The working day in Nantong ends at 6:00 PM; in Seoul it is 7:00 PM at that moment.
When is a good time to call Seoul from Nantong?
Between 9:00 AM and 5:00 PM in Nantong – 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 Nantong is it tomorrow in Seoul?
Once it is 11:00 PM in Nantong, the date in Seoul has already changed. Until 1:00 AM in Seoul, it is still the previous day in Nantong.
Does the time gap between Nantong and Seoul change during the year?
No, the clocks change neither in Nantong nor in Seoul, so the gap is 1 hour all year round.
