Chester to Chicago time converter

Chicago is 1 hour behind Chester. When it is 9:00 AM in Chester, it is 8:00 AM in Chicago.

Chester EDT

Tuesday, October 20, 2026

Chicago CDT

Tuesday, October 20, 2026

Virginia, United States
Tue, Oct 20
EDTUTC-4
Illinois, United States
Tue, Oct 20
CDTUTC-5-1h
Finding your time zone…

7:24 PM in Chester, Tuesday, October 20, 2026

Shared working hours (9:00–18:00)

Chester to Chicago conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 20, 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 20, 2027: -1h

Distance

Chester and Chicago are 1,006 km (625 miles) apart in a straight line.

More conversions

Questions and answers

What is the time difference between Chester and Chicago?

Chicago is 1 hour behind Chester.

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

When it is 9:00 AM in Chester, it is 8:00 AM in Chicago.

When is the best time to call Chicago from Chester?

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

Does the time difference between Chester and Chicago change?

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