Chicago to Key West time converter

Key West is 1 hour ahead of Chicago. When it is 9:00 AM in Chicago, it is 10:00 AM in Key West.

Chicago CDT

Sunday, October 18, 2026

Key West EDT

Sunday, October 18, 2026

Chicago
Illinois, United States
Sun, Oct 18
CDTUTC-5
Key West
Florida, United States
Sun, Oct 18
EDTUTC-4+1h
Finding your time zone…
Shared working hours (9:00–18:00)

Chicago to Key West conversion table

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

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

Best time to call or meet

Both sides are at work from 9:00 AM – 5:00 PM in Chicago (10:00 AM – 6:00 PM in Key West).

Daylight saving time and the difference

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

  • Oct 18, 2026 – Nov 1, 2026: +1h
  • Nov 1, 2026 – Nov 1, 2026: ±0
  • Nov 1, 2026 – Mar 14, 2027: +1h
  • Mar 14, 2027 – Mar 14, 2027: +2h
  • Mar 14, 2027 – Oct 18, 2027: +1h

Distance

Chicago and Key West are 1,998 km (1,241 miles) apart in a straight line.

More conversions

Key West 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 Key WestLondon to Key WestLos Angeles to Key WestToronto to Key WestSão Paulo to Key WestParis to Key WestBerlin to Key WestMoscow to Key WestDubai to Key WestNew Delhi to Key WestBangkok to Key WestSingapore to Key West

Questions and answers

What is the time difference between Chicago and Key West?

Key West is 1 hour ahead of Chicago.

What time is it in Key West when it is 9 AM in Chicago?

When it is 9:00 AM in Chicago, it is 10:00 AM in Key West.

When is the best time to call Key West from Chicago?

Both sides are at work from 9:00 AM – 5:00 PM in Chicago (10:00 AM – 6:00 PM in Key West).

Does the time difference between Chicago and Key West change?

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