There are
1,636 mi
from Vancouver, WA to Sioux City, IA
That's the driving distance. It would take 1 day 4 hours to go from Vancouver, Washington to Sioux City, Iowa.
The flight distance (direct flight from Vancouver, WA to Sioux City, IA) is 1,315.47 mi.
1,636 mi = 1.61 kms