Chicago to Washington, D.C. time converter

Washington, D.C. is 1 hour ahead of Chicago. When it is 9:00 AM in Chicago, it is 10:00 AM in Washington, D.C..

Chicago CDT

Sunday, October 18, 2026

Washington, D.C. EDT

Sunday, October 18, 2026

Chicago
Illinois, United States
Sun, Oct 18
CDTUTC-5
Washington, D.C.
District of Columbia, United States
Sun, Oct 18
EDTUTC-4+1h
Finding your time zone…
Shared working hours (9:00–18:00)

Chicago to Washington, D.C. conversion table

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

ChicagoWashington, D.C.
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 Washington, D.C.).

Daylight saving time and the difference

The difference changes during the year because Chicago and Washington, D.C. 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 Washington, D.C. are 956 km (594 miles) apart in a straight line.

More conversions

Washington, D.C. 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 Washington, D.C.London to Washington, D.C.Los Angeles to Washington, D.C.Toronto to Washington, D.C.São Paulo to Washington, D.C.Paris to Washington, D.C.Berlin to Washington, D.C.Moscow to Washington, D.C.Dubai to Washington, D.C.New Delhi to Washington, D.C.Bangkok to Washington, D.C.Singapore to Washington, D.C.

Questions and answers

What is the time difference between Chicago and Washington, D.C.?

Washington, D.C. is 1 hour ahead of Chicago.

What time is it in Washington, D.C. when it is 9 AM in Chicago?

When it is 9:00 AM in Chicago, it is 10:00 AM in Washington, D.C..

When is the best time to call Washington, D.C. from Chicago?

Both sides are at work from 9:00 AM – 5:00 PM in Chicago (10:00 AM – 6:00 PM in Washington, D.C.).

Does the time difference between Chicago and Washington, D.C. change?

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