Time difference
Time difference between Seattle and Sydney
Find the best time to schedule a call or meeting.
Sydney is currently 17 hours ahead of Seattle.
Seattle • PDT
6:06 AM
Thursday, Jun 18
Sydney • GMT+10
11:06 PM
Thursday, Jun 18
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Best times to meet
Standard 9 AM – 5 PM hours in Seattle and Sydney do not overlap. The least-bad options are an early start in one city or a late evening call in the other — for example a 7–8 AM meeting in Seattle, or a 6–8 PM meeting in Sydney.
Quick conversion table
| Seattle | Sydney |
|---|---|
| 8 AM | 1:00 AM (next day) |
| 12 PM | 5:00 AM (next day) |
| 3 PM | 8:00 AM (next day) |
| 5 PM | 10:00 AM (next day) |
| 9 PM | 2:00 PM (next day) |
Daylight saving
Heads up: the gap will widen to 18 hours around October 8, when one of the cities shifts for daylight saving. Double-check meeting times scheduled across that date.
Frequently asked questions
- How many hours ahead is Sydney than Seattle?
- Sydney is 17 hours ahead of Seattle.
- What time is 9 AM in Seattle in Sydney?
- 9:00 AM in Seattle is 2:00 AM the next day in Sydney.
- Do Seattle and Sydney observe daylight saving?
- Heads up: the gap will widen to 18 hours around October 8, when one of the cities shifts for daylight saving. Double-check meeting times scheduled across that date.
- When is the best time to call Sydney from Seattle?
- Seattle and Sydney business hours don't overlap. The closest options are early mornings in Seattle or late evenings, when one side stretches outside 9–5.