Time Difference: Halifax vs Sydney
Halifax
5:12:17 AM ADT
Thursday, May 14, 2026
13h
13h
Sydney
6:12:17 PM AEST
Thursday, May 14, 2026
Sydney is 13 hours ahead of Halifax.
Quick Reference
- Halifax
- ADT (GMT-3)
AST starts on Nov 1, 2026
- Sydney
- AEST (GMT+10)
AEDT starts on Oct 3, 2026
Frequently Asked Questions
- What is the time difference between Halifax and Sydney?
- Sydney is 13 hours ahead of Halifax.
- When is the best time to call from Halifax 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. Halifax uses ADT and Sydney uses AEST.