There are
468 mi
from Sioux City, IA to Northlake, IL
That's the driving distance. It would take 9 hours 29 mins to go from Sioux City, Iowa to Northlake, Illinois.
The flight distance (direct flight from Sioux City, IA to Northlake, IL) is 436.92 mi.
468 mi = 752.59 kms