There are
691 mi
from Sioux City, IA to Kentwood, MI
That's the driving distance. It would take 12 hours 47 mins to go from Sioux City, Iowa to Kentwood, Michigan.
The flight distance (direct flight from Sioux City, IA to Kentwood, MI) is 546.50 mi.
691 mi = 1,112.65 kms