There are
1,867 mi
from Waterloo, IA to Ferndale, WA
That's the driving distance. It would take 1 day 8 hours to go from Waterloo, Iowa to Ferndale, Washington.
The flight distance (direct flight from Waterloo, IA to Ferndale, WA) is 1,513.60 mi.
1,867 mi = 3,004.65 kms