There are
527 mi
from Sioux City, IA to Kankakee, IL
That's the driving distance. It would take 9 hours 56 mins to go from Sioux City, Iowa to Kankakee, Illinois.
The flight distance (direct flight from Sioux City, IA to Kankakee, IL) is 449.76 mi.
527 mi = 847.96 kms