The flight distance from Sydney, Australia to Seattle, Washington is:

7,739 miles / 12 454 km

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Travel map from Sydney, Australia to Seattle, WA

Distance from Sydney, Australia to Seattle, WA

The total distance from Sydney, Australia to Seattle, WA is 7,739 miles.

This is equivalent to 12 454 kilometers or 6,725 nautical miles.

Your trip begins in Sydney, Australia.
It ends in Seattle, Washington.

Your flight direction from Sydney, Australia to Seattle, WA is Northeast (47 degrees from North).

The distance calculator helps you figure out how far it is to fly from Sydney, Australia to Seattle, WA. It does this by computing the straight line flying distance ("as the crow flies"). It uses the great circle formula to compute the total travel mileage.


find a flight to Seattle, WA

Sydney, Australia

City: Sydney
State: New South Wales
Country: Australia
Category: cities

Seattle, Washington

City: Seattle
State: Washington
Country: United States
Category: cities

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Flight distance calculator

Travelmath provides an online flight distance calculator to get the distance between cities. You can also compare all types of locations including airports, cities, states, countries, or zip codes to find the distance between any two points. The database uses the latitude and longitude of each location to calculate distance using the great circle distance formula. The calculation is done using the Vincenty algorithm and the WGS84 ellipsoid model of the Earth, which is the same one used by most GPS receivers. This gives you the flying distance "as the crow flies." Find your flight distances quickly to estimate the number of frequent flyer miles you'll accumulate. Or ask how far is it between cities to solve your homework problems. You can lookup U.S. cities, or expand your search to get the world distance for international trips.

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