Time Difference between Ulsan and Chicago
Seoul (UTC+9) → Chicago (UTC-5)
🕐 Interactive Time Explorer
When it's 15:00 in Ulsan, it's 01:00 in Chicago
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Ulsan & Chicago◐ Extended Hours (3 hours)
✈️ Travel Information
Distance
10,621 km
Est. Flight Time
~13.5h
Time Difference
-14h
Work Hours Overlap
0h
None
🔴 Office Closed
No overlap available
No overlap
⏰ Quick Conversion
06:00
Ulsan
16:00
Chicago (-1)
09:00
Ulsan
19:00
Chicago (-1)
12:00
Ulsan
22:00
Chicago (-1)
15:00
Ulsan
01:00
Chicago
18:00
Ulsan
04:00
Chicago
21:00
Ulsan
07:00
Chicago
00:00
Ulsan
10:00
Chicago (-1)
03:00
Ulsan
13:00
Chicago (-1)
❓ Frequently Asked Questions
Time Difference Between Ulsan and Chicago
Ulsan, South Korea and Chicago, United States are separated by a time difference of 14 hours. When it's noon in Ulsan, it's 14 hours earlier in Chicago.
Ulsan operates on Asia/Seoul timezone, while Chicago uses America/Chicago. Both cities may observe Daylight Saving Time at different dates, which can temporarily change the time difference by an hour.
Best Time to Call
Due to the 14 hours difference, finding overlapping business hours can be challenging.
Flight Considerations
The distance between Ulsan and Chicago is approximately 10,621 km. A direct flight typically takes around 13.5 hours. When traveling, remember that your arrival time will be in local time. Use our Flight Time Calculator for accurate arrival predictions.