Miles between Thornton, CO and Covington, WA

There are
1,285 mi
from Thornton, CO to Covington, WA

That's the driving distance. It would take 22 hours 16 mins to go from Thornton, Colorado to Covington, Washington.

The flight distance (direct flight from Thornton, CO to Covington, WA) is 997.95 mi.

1,285 mi = 1.61 kms