Time Difference Between Chicago and Seoul
Chicago is normally 15 hours behind Seoul.
This page shows the live time difference between Chicago, United States and Seoul, South Korea. Chicago uses the America/Chicago time zone (UTC-6 standard) and Seoul uses Asia/Seoul (UTC+9 standard), so Chicago is normally 15 hours behind Seoul. Because Chicago observes daylight saving time, the exact gap can shift by an hour during the year. The clocks above update live, so you always see the current difference, which is handy for scheduling calls, meetings and travel between the two cities.
Chicago
- Country
- United States
- Time zone
- America/Chicago
- Standard offset
- UTC-6
- Daylight saving
- Observed
- Current offset
- …
Seoul
- Country
- South Korea
- Time zone
- Asia/Seoul
- Standard offset
- UTC+9
- Daylight saving
- Not observed
- Current offset
- …
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Compare any other two places on the time difference hub, or open the interactive world time zone map to pin cities and compare live.
Frequently asked questions
What is the time difference between Chicago and Seoul?
Chicago is normally 15 hours behind Seoul (Chicago is UTC-6, Seoul is UTC+9). Daylight saving time can change this by an hour, so the live clocks above always show the current difference.
Is Chicago ahead of or behind Seoul?
Chicago is behind Seoul by 15 hours under standard time.
Do Chicago and Seoul use daylight saving time?
Chicago observes daylight saving time; Seoul does not.