Seattle to Sydney Flight Time, Distance, Route Map

Flight time from Seattle, United States to Sydney, Australia is 15 hours 30 minutes under avarage conditions. Our flight time calculator assumes an average flight speed for a commercial airliner of 500 mph, which is equivalent to 805 km/hr or 434 knots. Actual flight times may vary depending on aircraft type, cruise speed, routing, weather conditions, passenger load, and other factors.

What is the Flight Distance Between Seattle and Sydney?

The flight distance from Seattle (United States) to Sydney (Australia) is 7749 miles. This is equivalent to 12470 kilometers or 6729 nautical miles. The calculated distance (air line) is the straight line distance or direct flight distance between cities. The nearest airport to Seattle, is Boeing Field International Airport (BFI) and the nearest airport to Sydney, is Kingsford Smith Airport (SYD).

Seattle - Sydney Timezones & Time Difference

Current local time in Seattle is 2024-12-11, 21:52:26 MST
Current local time in Sydney is 2024-12-12, 15:52:26 AEDT.
Time difference between Seattle (United States) and Sydney (Australia) is 18 Hours.
Sydney time is 18 Hours ahead of Seattle.

Seattle to Sydney Flight Route Map

Flight map from Seattle, United States to Sydney, Australia is given below.
Click the map to view Seattle to Sydney nonstop flight path and travel direction.

The distance between cities calculated based on their latitudes and longitudes. This is also called distance as the crow flies. Bird flight distance is calculated by drawing a straight line between two point coordinates. The length of this drawn line will give the shortest distance value. This distance may be very much different from the actual travel distance.


Seattle GPS Coordinates: Latitude: N 47° 36' 22.4'' Longitude: W 122° 19' 55.5''
Sydney GPS Coordinates: Latitude: S 33° 52' 2.9'' Longitude: E 151° 12' 25.1''

Seattle Map, Where is Seattle located?

Sydney Map, Where is Sydney located?