Gwangju to Shanghai Time Difference
Shanghai is 1 hour behind Gwangju. When it is noon in Gwangju, it is 11:00 in Shanghai.
Seoul (UTC+9) → Shanghai (UTC+8)
🕐 Interactive Time Explorer
When it's 19:00 in Gwangju, it's 18:00 in Shanghai
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Gwangju & Shanghai✓ Perfect Match (7 hours)
◐ Extended Hours (2 hours)
✈️ Travel Information
Distance
664 km
Est. Flight Time
~1.8h
Time Difference
-1h
Work Hours Overlap
7h
Excellent
🔴 Office Closed
Today 10:00
10:00 - 17:00
⏰ Quick Conversion
06:00
Gwangju
05:00
Shanghai
09:00
Gwangju
08:00
Shanghai
12:00
Gwangju
11:00
Shanghai
15:00
Gwangju
14:00
Shanghai
18:00
Gwangju
17:00
Shanghai
21:00
Gwangju
20:00
Shanghai
00:00
Gwangju
23:00
Shanghai (-1)
03:00
Gwangju
02:00
Shanghai
Frequently Asked Questions
How many hours is Gwangju ahead of Shanghai?
Shanghai is 1 hour behind Gwangju. When it is 12:00 noon in Gwangju, it is 11:00 in Shanghai. Gwangju operates on Asia/Seoul (UTC+9), while Shanghai uses Asia/Shanghai (UTC+8).
What is the best time to call Shanghai from Gwangju?
There are 8 hours of overlapping business time (9 AM–5 PM) between Gwangju and Shanghai. The best window is 10:00–18:00 Gwangju time (09:00–17:00 in Shanghai).
Does the Gwangju to Shanghai time difference change throughout the year?
The time difference can shift by up to one hour when either city observes Daylight Saving Time (DST). DST transition dates differ between countries — typically March/April in the Northern Hemisphere and October in the Southern Hemisphere. Always verify the live difference above when scheduling important meetings near DST changeover dates.
Flying between Gwangju and Shanghai
The distance between Gwangju and Shanghai is approximately 664 km. A direct flight typically takes around 1.8 hours. Your arrival clock will show local Shanghai time — use our Flight Time Calculator to predict exact arrival times.