Distance from Seattle to Thornton

The distance from Seattle to Thornton is approximately 1,636 km / 1,017 mi (as the crow flies).

The following map shows the distance from Seattle to Thornton.

For more detailed information about any of the places please click on the place name:
• Seattle
• Thornton

Map options

Current distance: Seattle -> Thornton
Show reverse: Thornton -> Seattle

DistanceRouteRoute by bikeRoute by foot