Time difference between Shanghai and Seoul: 1 hour
Shanghai
China · UTC+8
--:--:--
Seoul
South Korea · UTC+9
--:--:--
Shanghai is 1 hour behind Seoul
Best time for a call or meeting
Shanghai 09:00–17:00 = Seoul 10:00–18:00
Both cities are within business hours (9:00–18:00).
Convert a specific time
→ Seoul
Hour-by-hour conversion
| Shanghai | Seoul |
|---|---|
| 00:00 | 01:00 |
| 01:00 | 02:00 |
| 02:00 | 03:00 |
| 03:00 | 04:00 |
| 04:00 | 05:00 |
| 05:00 | 06:00 |
| 06:00 | 07:00 |
| 07:00 | 08:00 |
| 08:00 | 09:00 |
| 09:00 | 10:00 |
| 10:00 | 11:00 |
| 11:00 | 12:00 |
| 12:00 | 13:00 |
| 13:00 | 14:00 |
| 14:00 | 15:00 |
| 15:00 | 16:00 |
| 16:00 | 17:00 |
| 17:00 | 18:00 |
| 18:00 | 19:00 |
| 19:00 | 20:00 |
| 20:00 | 21:00 |
| 21:00 | 22:00 |
| 22:00 | 23:00 |
| 23:00 | 00:00 |
Business hours 9–18 Waking hours 7–22 Night / early morning
Daylight saving time can change the difference by season. Shown values reflect the current offset.
Frequently asked questions
How many hours is the time difference between Shanghai and Seoul?
Shanghai is 1 hour behind Seoul. When it is 12:00 noon in Shanghai, it is 13:00 in Seoul.
Does daylight saving time affect the difference?
No. Neither place observes daylight saving time, so the difference stays the same all year.
What is the best time for a call or meeting?
Shanghai 09:00–17:00 = Seoul 10:00–18:00. Both cities are within business hours (9:00–18:00).
Other city pairs
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