Time Difference between Sydney and Seattle
Sydney (UTC+11) → Los Angeles (UTC-7)
🕐 Interactive Time Explorer
When it's 14:00 in Sydney, it's 20:00 in Seattle
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Sydney & Seattle✓ Perfect Match (2 hours)
◐ Extended Hours (7 hours)
✈️ Travel Information
Distance
12,471 km
Est. Flight Time
~15.7h
Time Difference
-18h
Work Hours Overlap
2h
Limited
🔴 Office Closed
Today 09:00
09:00 - 11:00
⏰ Quick Conversion
06:00
Sydney
12:00
Seattle (-1)
09:00
Sydney
15:00
Seattle (-1)
12:00
Sydney
18:00
Seattle (-1)
15:00
Sydney
21:00
Seattle (-1)
18:00
Sydney
00:00
Seattle
21:00
Sydney
03:00
Seattle
00:00
Sydney
06:00
Seattle (-1)
03:00
Sydney
09:00
Seattle (-1)
❓ Frequently Asked Questions
Time Difference Between Sydney and Seattle
Sydney, Australia and Seattle, United States are separated by a time difference of 18 hours. When it's noon in Sydney, it's 18 hours earlier in Seattle.
Sydney operates on Australia/Sydney timezone, while Seattle uses America/Los Angeles. Both cities may observe Daylight Saving Time at different dates, which can temporarily change the time difference by an hour.
Best Time to Call
Due to the 18 hours difference, finding overlapping business hours can be challenging.
Flight Considerations
The distance between Sydney and Seattle is approximately 12,471 km. A direct flight typically takes around 15.7 hours. When traveling, remember that your arrival time will be in local time. Use our Flight Time Calculator for accurate arrival predictions.