Miles between Thornton, CO and Mt Vernon, WA

There are
1,349 mi
from Thornton, CO to Mt Vernon, WA

That's the driving distance. It would take 23 hours 31 mins to go from Thornton, Colorado to Mt Vernon, Washington.

The flight distance (direct flight from Thornton, CO to Mt Vernon, WA) is 1,040.30 mi.

1,349 mi = 1.61 kms