There are
506 mi
from Sioux Falls, SD to Cudahy, WI
That's the driving distance. It would take 9 hours 12 mins to go from Sioux Falls, South Dakota to Cudahy, Wisconsin.
The flight distance (direct flight from Sioux Falls, SD to Cudahy, WI) is 446.43 mi.
506 mi = 814.94 kms