There are
1,937 mi
from Davenport, IA to Washougal, WA
That's the driving distance. It would take 1 day 9 hours to go from Davenport, Iowa to Washougal, Washington.
The flight distance (direct flight from Davenport, IA to Washougal, WA) is 1,604.77 mi.
1,937 mi = 1.61 kms