There are
539 mi
from Sioux City, IA to Suamico, WI
That's the driving distance. It would take 10 hours 31 mins to go from Sioux City, Iowa to Suamico, Wisconsin.
The flight distance (direct flight from Sioux City, IA to Suamico, WI) is 443.49 mi.
539 mi = 867.45 kms