Shanghai to Ulsan Time Difference
Ulsan is 1 hour ahead of Shanghai. When it is noon in Shanghai, it is 13:00 in Ulsan.
Shanghai (UTC+8) → Seoul (UTC+9)
🕐 Interactive Time Explorer
When it's 12:00 in Shanghai, it's 13:00 in Ulsan
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Shanghai & Ulsan✓ Perfect Match (7 hours)
◐ Extended Hours (2 hours)
✈️ Travel Information
Distance
871 km
Est. Flight Time
~2h
Time Difference
+1h
Work Hours Overlap
7h
Excellent
🔴 Office Closed
Tomorrow 09:00
09:00 - 16:00
⏰ Quick Conversion
06:00
Shanghai
07:00
Ulsan
09:00
Shanghai
10:00
Ulsan
12:00
Shanghai
13:00
Ulsan
15:00
Shanghai
16:00
Ulsan
18:00
Shanghai
19:00
Ulsan
21:00
Shanghai
22:00
Ulsan
00:00
Shanghai
01:00
Ulsan
03:00
Shanghai
04:00
Ulsan
Frequently Asked Questions
How many hours is Shanghai behind Ulsan?
Ulsan is 1 hour ahead of Shanghai. When it is 12:00 noon in Shanghai, it is 13:00 in Ulsan. Shanghai operates on Asia/Shanghai (UTC+8), while Ulsan uses Asia/Seoul (UTC+9).
What is the best time to call Ulsan from Shanghai?
There are 7 hours of overlapping business time (9 AM–5 PM) between Shanghai and Ulsan. The best window is 09:00–16:00 Shanghai time (10:00–17:00 in Ulsan).
Does the Shanghai to Ulsan 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 Shanghai and Ulsan
The distance between Shanghai and Ulsan is approximately 871 km. A direct flight typically takes around 2 hours. Your arrival clock will show local Ulsan time — use our Flight Time Calculator to predict exact arrival times.