There are
495 mi
from Sioux City, IA to Menasha, WI
That's the driving distance. It would take 9 hours 45 mins to go from Sioux City, Iowa to Menasha, Wisconsin.
The flight distance (direct flight from Sioux City, IA to Menasha, WI) is 416.37 mi.
495 mi = 797.12 kms