Time Difference: Brisbane vs Chicago
Chicago is 15 hours behind Brisbane.
Quick Reference
- Brisbane
- AEST (GMT+10)
No Daylight Saving Time
- Chicago
- CDT (GMT-5)
CST starts on Nov 1, 2026
Frequently Asked Questions
- What is the time difference between Brisbane and Chicago?
- Chicago is 15 hours behind Brisbane.
- When is the best time to call from Brisbane to Chicago?
- The best time to call is during overlapping business hours (9 AM – 5 PM) in both cities. Use the interactive converter on this page to visually compare hours side by side.
- Does the time difference change with daylight saving time?
- The time difference may change when either city enters or exits daylight saving time. Brisbane uses AEST and Chicago uses CDT.