Bolton to Chicago time converter

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

Bolton BST

Sunday, October 18, 2026

Chicago CDT

Sunday, October 18, 2026

United Kingdom
Sun, Oct 18
BSTUTC+1
Illinois, United States
Sun, Oct 18
CDTUTC-5-6h
Finding your time zone…

4:36 PM in Bolton, Sunday, October 18, 2026

Shared working hours (9:00–18:00)

Bolton to Chicago conversion table

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

BoltonChicago
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 Bolton (9:00 AM – 12:00 PM in Chicago).

Daylight saving time and the difference

The difference changes during the year because Bolton 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

Bolton and Chicago are 6,114 km (3,799 miles) apart in a straight line.

More conversions

Questions and answers

What is the time difference between Bolton and Chicago?

Chicago is 6 hours behind Bolton.

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

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

When is the best time to call Chicago from Bolton?

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

Does the time difference between Bolton 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.