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Time Difference: Chicago to Sydney
🇺🇸ChicagoUTC-6
vs🇦🇺SydneyUTC+10
🇺🇸
Chicago, US
Thu, Apr 16
🇦🇺
Sydney, Australia
Fri, Apr 17
Click a time to convert
Time Difference
15 hours
Sydney is 15 hours ahead of Chicago
Chicago vs Sydney timezone guide
Chicago (US) uses the America/Chicago timezone at UTC-6, while Sydney (Australia) uses Australia/Sydney at UTC+10. This means Sydney is 16 hours ahead of Chicago (based on standard offsets — the live difference above accounts for daylight saving time).
When scheduling a call or meeting between Chicago and Sydney, look for the overlapping work hours highlighted above. The live clocks on this page update every second, and the difference adjusts automatically when either city enters or exits daylight saving time.