There are
561 mi
from Sioux City, IA to Choctaw, OK
That's the driving distance. It would take 10 hours 9 mins to go from Sioux City, Iowa to Choctaw, Oklahoma.
The flight distance (direct flight from Sioux City, IA to Choctaw, OK) is 486.05 mi.
561 mi = 902.08 kms