Sydney vs Chicago
Live local times and 24-hour overlap for Sydney (Australia) and Chicago (United States). Time difference is currently 15 hours.
Australia
Sydney
4:09 PM
UTC+10:00 · GMT+10· DST shifts
United States
Chicago
1:09 AM
UTC-05:00 · CDT· DST shifts
Best overlap
Best overlap: 10:00 AM–10:00 AM Sydney time (1/2 zones in business hours).
UTC 0:00–1:00
- Sydney10:00 AM–10:00 AM
- Chicago7:00 PM–7:00 PM
24-hour grid
Local time in each city for every UTC hour today. Business hours (9–17 local) highlighted.
| UTC | Sydney | Chicago |
|---|---|---|
| 00:00 | 10:00 AM | 7:00 PM |
| 01:00 | 11:00 AM | 8:00 PM |
| 02:00 | 12:00 PM | 9:00 PM |
| 03:00 | 1:00 PM | 10:00 PM |
| 04:00 | 2:00 PM | 11:00 PM |
| 05:00 | 3:00 PM | 12:00 AM |
| 06:00 | 4:00 PM | 1:00 AM |
| 07:00 | 5:00 PM | 2:00 AM |
| 08:00 | 6:00 PM | 3:00 AM |
| 09:00 | 7:00 PM | 4:00 AM |
| 10:00 | 8:00 PM | 5:00 AM |
| 11:00 | 9:00 PM | 6:00 AM |
| 12:00 | 10:00 PM | 7:00 AM |
| 13:00 | 11:00 PM | 8:00 AM |
| 14:00 | 12:00 AM | 9:00 AM |
| 15:00 | 1:00 AM | 10:00 AM |
| 16:00 | 2:00 AM | 11:00 AM |
| 17:00 | 3:00 AM | 12:00 PM |
| 18:00 | 4:00 AM | 1:00 PM |
| 19:00 | 5:00 AM | 2:00 PM |
| 20:00 | 6:00 AM | 3:00 PM |
| 21:00 | 7:00 AM | 4:00 PM |
| 22:00 | 8:00 AM | 5:00 PM |
| 23:00 | 9:00 AM | 6:00 PM |
About
About the Sydney–Chicago time difference
The time difference is currently 15 hours. Sydney uses Australia/Sydney (UTC+10:00) while Chicago uses America/Chicago (UTC-05:00).
The gap can shift by an hour when one city observes Daylight Saving Time and the other doesn't. AllTimeZone always reflects the current correct difference, drawn live from the IANA timezone database.
FAQ
What is the time difference between Sydney and Chicago?
The current time difference between Sydney and Chicago is 15 hours. Sydney is in the Australia/Sydney timezone (UTC+10:00) and Chicago is in the America/Chicago timezone (UTC-05:00). This difference may change seasonally due to Daylight Saving Time.
What is the best time to call between Sydney and Chicago?
Best overlap: 10:00 AM–10:00 AM Sydney time (1/2 zones in business hours). The best meeting window is UTC 0:00–1:00.
Does the time difference between Sydney and Chicago change?
Yes, the time difference can change temporarily when one location switches to or from Daylight Saving Time (DST) while the other does not. Not all countries observe DST, and those that do switch on different dates.