Chicago to Cornwall time converter

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

Chicago CDT

Saturday, October 17, 2026

Cornwall EDT

Saturday, October 17, 2026

Chicago
Illinois, United States
Sat, Oct 17
CDTUTC-5
Cornwall
Ontario, Canada
Sat, Oct 17
EDTUTC-4+1h
Finding your time zone…
Shared working hours (9:00–18:00)

Chicago to Cornwall conversion table

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

ChicagoCornwall
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 Cornwall).

Daylight saving time and the difference

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

  • Oct 17, 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 17, 2027: +1h

Distance

Chicago and Cornwall are 1,100 km (684 miles) apart in a straight line.

More conversions

Cornwall 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 CornwallLondon to CornwallLos Angeles to CornwallToronto to CornwallSão Paulo to CornwallParis to CornwallBerlin to CornwallMoscow to CornwallDubai to CornwallNew Delhi to CornwallBangkok to CornwallSingapore to Cornwall

Questions and answers

What is the time difference between Chicago and Cornwall?

Cornwall is 1 hour ahead of Chicago.

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

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

When is the best time to call Cornwall from Chicago?

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

Does the time difference between Chicago and Cornwall change?

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