Time in Busan vs Shanghai
Busan keeps KST (UTC+9) and Shanghai keeps CST (UTC+8) today. Shanghai is 1 hour behind Busan; the rows below read both clocks live.
The working day, side by side
Hours shaded in both rows are inside working hours in both cities: 09:00–17:00 in Shanghai (10:00–18:00 your time).
| City | 00:00 in Busan | 01:00 in Busan | 02:00 in Busan | 03:00 in Busan | 04:00 in Busan | 05:00 in Busan | 06:00 in Busan | 07:00 in Busan | 08:00 in Busan | 09:00 in Busan | 10:00 in Busan | 11:00 in Busan | 12:00 in Busan | 13:00 in Busan | 14:00 in Busan | 15:00 in Busan | 16:00 in Busan | 17:00 in Busan | 18:00 in Busan | 19:00 in Busan | 20:00 in Busan | 21:00 in Busan | 22:00 in Busan | 23:00 in Busan |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Busan—— | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| Shanghai—— | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
- Working hours
- Shoulder
- Night
- Overlap
Do more with Busan and Shanghai
Best hours to call
10:00 in Busan
Inside working hours on both sides
09:00 in Shanghai
11:00 in Busan
Inside working hours on both sides
10:00 in Shanghai
12:00 in Busan
Inside working hours on both sides
11:00 in Shanghai
13:00 in Busan
Inside working hours on both sides
12:00 in Shanghai
Where daylight saving pulls them apart
Neither Busan nor Shanghai changes its clocks, so the gap above holds all year.
Also useful
Common questions
How many hours ahead is Shanghai of Busan?
Shanghai is 1 hour behind Busan right now. The gap is not fixed: it moves whenever either side changes its clocks.
What is the best time to call between Busan and Shanghai?
Any hour in 10:00–18:00 Busan time is inside working hours in both cities.
Do Busan and Shanghai change clocks on the same date?
Neither city changes its clocks, so the gap between them never moves.