Miles between Thornton, CO and Arlington, WA

There are
1,334 mi
from Thornton, CO to Arlington, WA

That's the driving distance. It would take 23 hours 16 mins to go from Thornton, Colorado to Arlington, Washington.

The flight distance (direct flight from Thornton, CO to Arlington, WA) is 1,024.60 mi.

1,334 mi = 1.61 kms