What is the time difference between Chicago and Seoul?

Chicago (US) uses the America/Chicago timezone at UTC-6, while Seoul (South Korea) uses Asia/Seoul at UTC+9. This means Seoul is 15 hours ahead of Chicago (based on standard offsets — the live difference above accounts for daylight saving time).

When scheduling a call or meeting between Chicago and Seoul, look for the overlapping work hours highlighted above. The live clocks on this page update every second, and the difference adjusts automatically when either city enters or exits daylight saving time.

More comparisons

Chicago to New York Chicago to London Chicago to Tokyo Chicago to Sydney Seoul to New York Seoul to London Seoul to Tokyo Seoul to Sydney