Time difference between Chicago and Seoul
Seoul is 14 hours ahead of Chicago
Right now
Chicago
11:38
CDT ·
UTC-5
Seoul
01:38
KST ·
UTC+9
Best time for a call between Chicago and Seoul
Hours highlighted in green work for everyone on the list.
- 19:00 Chicago 09:00 Seoul
- 17:00 Chicago 07:00 Seoul
- 18:00 Chicago 08:00 Seoul
Hour by hour: Chicago to Seoul
Working hours are shaded. The rows marked with a star are the ones we recommend for a call.
| Chicago (reference) | Seoul | |
|---|---|---|
| 00:00 | 14:00 | |
| 01:00 | 15:00 | |
| 02:00 | 16:00 | |
| 03:00 | 17:00 | |
| 04:00 | 18:00 | |
| 05:00 | 19:00 | |
| 06:00 | 20:00 | |
| 07:00 | 21:00 | |
| 08:00 | 22:00 | |
| 09:00 | 23:00 | |
| 10:00 | 00:00 (next day) | |
| 11:00 | 01:00 (next day) | |
| 12:00 | 02:00 (next day) | |
| 13:00 | 03:00 (next day) | |
| 14:00 | 04:00 (next day) | |
| 15:00 | 05:00 (next day) | |
| 16:00 | 06:00 (next day) | |
| ★ | 17:00 | 07:00 (next day) |
| ★ | 18:00 | 08:00 (next day) |
| ★ | 19:00 | 09:00 (next day) |
| 20:00 | 10:00 (next day) | |
| 21:00 | 11:00 (next day) | |
| 22:00 | 12:00 (next day) | |
| 23:00 | 13:00 (next day) |
Table built for August 26, 2026. The live values above update in your browser.
Daylight saving time
Chicago changes its clocks and Seoul does not, so the difference between them is not the same all year.
Frequently asked questions
What is the time difference between Chicago and Seoul?
Seoul is 14 hours ahead of Chicago
What is the best time to call between Chicago and Seoul?
The most convenient slot is 19:00 Chicago / 09:00 Seoul. That keeps the call inside working hours in both cities.
Does the difference between Chicago and Seoul change during the year?
Chicago changes its clocks and Seoul does not, so the difference between them is not the same all year.