Time Difference: Adelaide vs Washington DC
Adelaide
6:35:38 PM ACDT
Sunday, October 25, 2026
14h 30m
14h 30m
Washington DC
4:05:38 AM EDT
Sunday, October 25, 2026
Washington DC is 14.5 hours behind Adelaide.
Quick Reference
- Adelaide
- ACDT (GMT+10:30)
ACST starts on Apr 3, 2027
- Washington DC
- EDT (GMT-4)
EST starts on Nov 1, 2026
Frequently Asked Questions
- What is the time difference between Adelaide and Washington DC?
- Washington DC is 14.5 hours behind Adelaide.
- When is the best time to call from Adelaide to Washington DC?
- 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. Adelaide uses ACDT and Washington DC uses EDT.