Chicago to Harrow time converter

Harrow is 6 hours ahead of Chicago. When it is 9:00 AM in Chicago, it is 3:00 PM in Harrow.

Chicago CDT

Friday, October 16, 2026

Harrow BST

Saturday, October 17, 2026

Chicago
Illinois, United States
Fri, Oct 16
CDTUTC-5
Harrow
United Kingdom
Sat, Oct 17
BSTUTC+1+6h
Finding your time zone…
Shared working hours (9:00–18:00)

Chicago to Harrow conversion table

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

ChicagoHarrow
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+1 day
7:00 PM1:00 AM+1 day
8:00 PM2:00 AM+1 day
9:00 PM3:00 AM+1 day
10:00 PM4:00 AM+1 day
11:00 PM5:00 AM+1 day

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 16, 2026 – Oct 24, 2026: +6h
  • Oct 24, 2026 – Nov 1, 2026: +5h
  • Nov 1, 2026 – Mar 14, 2027: +6h
  • Mar 14, 2027 – Mar 27, 2027: +5h
  • Mar 27, 2027 – Oct 16, 2027: +6h

Distance

Chicago and Harrow are 6,340 km (3,939 miles) apart in a straight line.

More conversions

Harrow 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 HarrowLondon to HarrowLos Angeles to HarrowToronto to HarrowSão Paulo to HarrowParis to HarrowBerlin to HarrowMoscow to HarrowDubai to HarrowNew Delhi to HarrowBangkok to HarrowSingapore to Harrow

Questions and answers

What is the time difference between Chicago and Harrow?

Harrow is 6 hours ahead of Chicago.

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

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

When is the best time to call Harrow from Chicago?

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

Does the time difference between Chicago and Harrow change?

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