Time Difference between Seongnam and Chicago
Seoul (UTC+9) → Chicago (UTC-5)
🕐 Interactive Time Explorer
When it's 13:00 in Seongnam, it's 23:00 in Chicago
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Seongnam & Chicago◐ Extended Hours (3 hours)
✈️ Travel Information
Distance
10,516 km
Est. Flight Time
~13.4h
Time Difference
-14h
Work Hours Overlap
0h
None
🔴 Office Closed
No overlap available
No overlap
⏰ Quick Conversion
06:00
Seongnam
16:00
Chicago (-1)
09:00
Seongnam
19:00
Chicago (-1)
12:00
Seongnam
22:00
Chicago (-1)
15:00
Seongnam
01:00
Chicago
18:00
Seongnam
04:00
Chicago
21:00
Seongnam
07:00
Chicago
00:00
Seongnam
10:00
Chicago (-1)
03:00
Seongnam
13:00
Chicago (-1)
❓ Frequently Asked Questions
Time Difference Between Seongnam and Chicago
Seongnam, South Korea and Chicago, United States are separated by a time difference of 14 hours. When it's noon in Seongnam, it's 14 hours earlier in Chicago.
Seongnam 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 Seongnam and Chicago is approximately 10,516 km. A direct flight typically takes around 13.4 hours. When traveling, remember that your arrival time will be in local time. Use our Flight Time Calculator for accurate arrival predictions.