Chicago to Sydney time converter

Sydney is 16 hours ahead of Chicago. When it is 9:00 AM in Chicago, it is 1:00 AM (Sat, Oct 17) in Sydney.

Chicago CDT

Friday, October 16, 2026

Sydney AEDT

Saturday, October 17, 2026

Chicago
Illinois, United States
Fri, Oct 16
CDTUTC-5
Sydney
New South Wales, Australia
Sat, Oct 17
AEDTUTC+11+16h
Finding your time zone…
Shared working hours (9:00–18:00)

Chicago to Sydney conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 16, 2026 – Nov 1, 2026: +16h
  • Nov 1, 2026 – Mar 14, 2027: +17h
  • Mar 14, 2027 – Apr 3, 2027: +16h
  • Apr 3, 2027 – Oct 2, 2027: +15h
  • Oct 2, 2027 – Oct 16, 2027: +16h

Distance

Chicago and Sydney are 14,874 km (9,242 miles) apart in a straight line.

More conversions

Sydney 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 SydneyLondon to SydneyLos Angeles to SydneyToronto to SydneySão Paulo to SydneyParis to SydneyBerlin to SydneyMoscow to SydneyDubai to SydneyNew Delhi to SydneyBangkok to SydneySingapore to Sydney

Questions and answers

What is the time difference between Chicago and Sydney?

Sydney is 16 hours ahead of Chicago.

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

When it is 9:00 AM in Chicago, it is 1:00 AM (Sat, Oct 17) in Sydney.

When is the best time to call Sydney from Chicago?

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

Does the time difference between Chicago and Sydney change?

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