There are
1,227 mi
from Arvada, CO to Washougal, WA
That's the driving distance. It would take 21 hours 14 mins to go from Arvada, Colorado to Washougal, Washington.
The flight distance (direct flight from Arvada, CO to Washougal, WA) is 960.89 mi.
1,227 mi = 1.61 kms