Time Difference: Perth vs Sydney
Sydney is 3 hours ahead of Perth.
Quick Reference
- Perth
- AWST (GMT+8)
No Daylight Saving Time
- Sydney
- AEDT (GMT+11)
AEST starts on Apr 4, 2026
Frequently Asked Questions
- What is the time difference between Perth and Sydney?
- Sydney is 3 hours ahead of Perth.
- When is the best time to call from Perth to Sydney?
- 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. Perth uses AWST and Sydney uses AEDT.