There are
1,056 mi
from Sioux City, IA to Denham Springs, LA
That's the driving distance. It would take 19 hours 57 mins to go from Sioux City, Iowa to Denham Springs, Louisiana.
The flight distance (direct flight from Sioux City, IA to Denham Springs, LA) is 882.88 mi.
1,056 mi = 1.61 kms