Chicago to Brentwood time converter

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

Chicago CDT

Tuesday, October 20, 2026

Brentwood EDT

Tuesday, October 20, 2026

Chicago
Illinois, United States
Tue, Oct 20
CDTUTC-5
Brentwood
New York, United States
Tue, Oct 20
EDTUTC-4+1h
Finding your time zone…
Shared working hours (9:00–18:00)

Chicago to Brentwood conversion table

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

ChicagoBrentwood
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 Brentwood).

Daylight saving time and the difference

The difference changes during the year because Chicago and Brentwood 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

Chicago and Brentwood are 1,207 km (750 miles) apart in a straight line.

More conversions

Brentwood 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 BrentwoodLondon to BrentwoodLos Angeles to BrentwoodToronto to BrentwoodSão Paulo to BrentwoodParis to BrentwoodBerlin to BrentwoodMoscow to BrentwoodDubai to BrentwoodNew Delhi to BrentwoodBangkok to BrentwoodSingapore to Brentwood

Questions and answers

What is the time difference between Chicago and Brentwood?

Brentwood is 1 hour ahead of Chicago.

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

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

When is the best time to call Brentwood from Chicago?

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

Does the time difference between Chicago and Brentwood change?

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