Chicago to Cheonan time converter

Cheonan is 14 hours ahead of Chicago. When it is 9:00 AM in Chicago, it is 11:00 PM in Cheonan.

Chicago CDT

Friday, October 16, 2026

Cheonan KST

Saturday, October 17, 2026

Chicago
Illinois, United States
Fri, Oct 16
CDTUTC-5
Cheonan
South Korea
Sat, Oct 17
KSTUTC+9+14h
Finding your time zone…
Shared working hours (9:00–18:00)

Chicago to Cheonan conversion table

Every hour of today in Chicago and the matching time in Cheonan. Light rows are typical working hours (9:00–18:00).

ChicagoCheonan
12:00 AM2:00 PM
1:00 AM3:00 PM
2:00 AM4:00 PM
3:00 AM5:00 PM
4:00 AM6:00 PM
5:00 AM7:00 PM
6:00 AM8:00 PM
7:00 AM9:00 PM
8:00 AM10:00 PM
9:00 AM11:00 PM
10:00 AM12:00 AM+1 day
11:00 AM1:00 AM+1 day
12:00 PM2:00 AM+1 day
1:00 PM3:00 AM+1 day
2:00 PM4:00 AM+1 day
3:00 PM5:00 AM+1 day
4:00 PM6:00 AM+1 day
5:00 PM7:00 AM+1 day
6:00 PM8:00 AM+1 day
7:00 PM9:00 AM+1 day
8:00 PM10:00 AM+1 day
9:00 PM11:00 AM+1 day
10:00 PM12:00 PM+1 day
11:00 PM1:00 PM+1 day

Best time to call or meet

Working hours don't overlap fully. The closest fit is 5:00 PM – 6:00 PM in Chicago (7:00 AM – 8:00 AM in Cheonan): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because Chicago and Cheonan switch clocks on different dates:

  • Oct 16, 2026 – Nov 1, 2026: +14h
  • Nov 1, 2026 – Mar 14, 2027: +15h
  • Mar 14, 2027 – Oct 16, 2027: +14h

Distance

Chicago and Cheonan are 10,582 km (6,575 miles) apart in a straight line.

More conversions

Cheonan to ChicagoChicago to New YorkChicago to LondonChicago to Los AngelesChicago to TorontoChicago to São PauloChicago to ParisChicago to BerlinChicago to MoscowChicago to DubaiChicago to New DelhiChicago to BangkokChicago to Singapore
New York to CheonanLondon to CheonanLos Angeles to CheonanToronto to CheonanSão Paulo to CheonanParis to CheonanBerlin to CheonanMoscow to CheonanDubai to CheonanNew Delhi to CheonanBangkok to CheonanSingapore to Cheonan

Questions and answers

What is the time difference between Chicago and Cheonan?

Cheonan is 14 hours ahead of Chicago.

What time is it in Cheonan when it is 9 AM in Chicago?

When it is 9:00 AM in Chicago, it is 11:00 PM in Cheonan.

When is the best time to call Cheonan from Chicago?

Working hours don't overlap fully. The closest fit is 5:00 PM – 6:00 PM in Chicago (7:00 AM – 8:00 AM in Cheonan): working hours on one side, early or late on the other.

Does the time difference between Chicago and Cheonan change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.