Time difference between Seoul and Shanghai
Seoul is 1 h ahead of Shanghai.
See the current local time in Seoul and Shanghai side by side. The difference updates live and automatically accounts for daylight saving time.
When it is 12:00 noon in Seoul, the clock in Shanghai shows 11:00. For meetings within business hours (9:00–17:00), the shared window is 10:00–17:00 Seoul time. As the crow flies, the two cities are about 870 km (540 mi) apart — roughly 1.5 h nonstop by plane.