Miles between Thornton, CO and Ellensburg, WA

There are
1,187 mi
from Thornton, CO to Ellensburg, WA

That's the driving distance. It would take 20 hours 27 mins to go from Thornton, Colorado to Ellensburg, Washington.

The flight distance (direct flight from Thornton, CO to Ellensburg, WA) is 921.23 mi.

1,187 mi = 1.61 kms