🇦🇺 Sydney → 🇺🇸 Seattle
The time difference between Sydney and Seattle is -18h. Sydney uses AEDT (UTC+11:00), while Seattle uses PDT (UTC-07:00).
-18h
Sydney is ahead
🇦🇺 Sydney
06:43
10/21 Wednesday · Australia/Sydney
🇺🇸 Seattle
06:43
10/21 Wednesday · America/Los_Angeles
Hourly Comparison
| Sydney | Seattle |
|---|---|
| 00:00 | 06:00 |
| 01:00 | 07:00 |
| 02:00 | 08:00 |
| 03:00 | 09:00 |
| 04:00 | 10:00 |
| 05:00 | 11:00 |
| 06:00 | 12:00 |
| 07:00 | 13:00 |
| 08:00 | 14:00 |
| 09:00 | 15:00 |
| 10:00 | 16:00 |
| 11:00 | 17:00 |
| 12:00 | 18:00 |
| 13:00 | 19:00 |
| 14:00 | 20:00 |
| 15:00 | 21:00 |
| 16:00 | 22:00 |
| 17:00 | 23:00 |
| 18:00 | 00:00 |
| 19:00 | 01:00 |
| 20:00 | 02:00 |
| 21:00 | 03:00 |
| 22:00 | 04:00 |
| 23:00 | 05:00 |
Tips for Sydney ↔ Seattle
- ● Sydney and Seattle share 3 hours of overlapping business hours (9 AM – 6 PM).
- ● When scheduling calls between Sydney and Seattle, remember the -18h time difference.
- ● Sydney is currently observing Daylight Saving Time (DST). The time difference may change when DST ends.
Frequently Asked Questions
What is the time difference between Sydney and Seattle?
The time difference between Sydney and Seattle is -18h. Sydney is in the AEDT timezone, and Seattle is in the PDT timezone.
When it's 9 AM in Sydney, what time is it in Seattle?
When it's 9 AM in Sydney, it's 2:00 PM in Seattle.
Is Sydney ahead or behind Seattle?
Sydney is ahead of Seattle by -18h.