West Ham to Chicago time converter

Chicago is 6 hours behind West Ham. When it is 9:00 AM in West Ham, it is 3:00 AM in Chicago.

West Ham BST

Sunday, October 18, 2026

Chicago CDT

Sunday, October 18, 2026

West Ham
United Kingdom
Sun, Oct 18
BSTUTC+1
Chicago
Illinois, United States
Sun, Oct 18
CDTUTC-5-6h
Finding your time zone…
Shared working hours (9:00–18:00)

West Ham to Chicago conversion table

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

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

Best time to call or meet

Both sides are at work from 3:00 PM – 6:00 PM in West Ham (9:00 AM – 12:00 PM in Chicago).

Daylight saving time and the difference

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

  • Oct 18, 2026 – Oct 25, 2026: -6h
  • Oct 25, 2026 – Nov 1, 2026: -5h
  • Nov 1, 2026 – Mar 14, 2027: -6h
  • Mar 14, 2027 – Mar 28, 2027: -5h
  • Mar 28, 2027 – Oct 18, 2027: -6h

Distance

West Ham and Chicago are 6,364 km (3,954 miles) apart in a straight line.

More conversions

Chicago to West HamWest Ham to New YorkWest Ham to LondonWest Ham to Los AngelesWest Ham to TorontoWest Ham to São PauloWest Ham to ParisWest Ham to BerlinWest Ham to MoscowWest Ham to DubaiWest Ham to New DelhiWest Ham to BangkokWest Ham to Singapore
New York to ChicagoLondon to ChicagoLos Angeles to ChicagoToronto to ChicagoSão Paulo to ChicagoParis to ChicagoBerlin to ChicagoMoscow to ChicagoDubai to ChicagoNew Delhi to ChicagoBangkok to ChicagoSingapore to Chicago

Questions and answers

What is the time difference between West Ham and Chicago?

Chicago is 6 hours behind West Ham.

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

When it is 9:00 AM in West Ham, it is 3:00 AM in Chicago.

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

Both sides are at work from 3:00 PM – 6:00 PM in West Ham (9:00 AM – 12:00 PM in Chicago).

Does the time difference between West Ham 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.