Time difference: Chicago and London

Convert Chicago to London, with daylight saving time handled for you.

Now in Chicago

9:04 PM

Chicago time zone

Now in London

3:04 AM

London time zone

Results

9:04 PM Chicago in London

3:04 AM

London · next day · right now London is 6 hours ahead of Chicago

Times follow Chicago for Chicago and London for London, using the IANA time zone database.

Chicago to London time difference

London is 6 hours ahead of Chicago for most of 2026, and 5 hours ahead of Chicago for about 28 days, because daylight saving time changes on different dates.

In 2026, Chicago switches to daylight saving time on March 8 and back to standard time on November 1. In 2026, London switches to daylight saving time on March 29 and back to standard time on October 25.

Chicago to London conversion table

Every hour on 2026-10-20. Highlighted rows fall inside 9 AM–5 PM in both zones.

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

Working hours overlap

On 2026-10-20, a 9 AM–5 PM workday in Chicago and in London overlap for about 2 hours, from 9:00 AM to 11:00 AM Chicago (3:00 PM to 5:00 PM London).

More time differences with Chicago

How to use

Follow these steps to get a result

  1. Pick a date and a time in Chicago.

  2. Read the matching London time, including whether it falls on the next or previous day.

  3. Scan the 24-hour table to see every hour at once, with shared working hours highlighted.

Features

What this tool includes

  • Live clocks for both time zones

  • Daylight saving time handled automatically

  • 24-hour conversion table

  • Working-hours overlap

FAQ

Common questions about this tool

London is 6 hours ahead of Chicago for most of 2026, and 5 hours ahead of Chicago for about 28 days, because daylight saving time changes on different dates.

Related tools

Continue with something nearby

Time zone rules come from the IANA time zone database; daylight saving changes are applied automatically. Methodology · Data sources