Chicago to Busan Time Difference
Busan is 14 hours ahead of Chicago
24-Hour Comparison
Business hours Extended Off hours
Chicago
08p
09p
10p
11p
12a
01a
02a
03a
04a
05a
06a
07a
08a
09a
10a
11a
12p
01p
02p
03p
04p
05p
06p
07p
Busan
10a
11a
12p
01p
02p
03p
04p
05p
06p
07p
08p
09p
10p
11p
12a
01a
02a
03a
04a
05a
06a
07a
08a
09a
Each column is the same moment in both cities, starting from right now and rolling forward 24 hours — daylight saving is already accounted for.
Best Time to Call
On a typical weekday (Monday–Friday).
Chicago and Busan have little to no overlap in typical business hours (9 AM–5 PM) — an early morning or evening call works best for one side.
Frequently Asked Questions
- What is the time difference between Chicago and Busan?
- Busan is 14 hours ahead of Chicago. Chicago is currently UTC-5 and Busan is UTC+9.
- Is Busan ahead of or behind Chicago?
- Busan is ahead of Chicago.
- What is the best time to call Busan from Chicago?
- Chicago and Busan have little to no overlap in typical business hours (9 AM–5 PM), even on a weekday — an early morning or evening call works best for one side.
- What is the best time for a remote team standup between Chicago and Busan?
- Chicago and Busan have little to no live overlap in typical business hours, so a synchronous standup rarely works for both sides. Instead, treat 05:00 PM in Chicago (07:00 AM in Busan) — the end of Chicago's typical workday — as the async handoff point: write an end-of-day summary then, so the Busan team has full context when their day starts.
- Does the time difference between Chicago and Busan change during the year?
- Yes. Chicago and Busan don't switch to daylight saving time on the same schedule, so the offset shifts by up to an hour for part of the year.