There are
827 mi
from Sioux City, IA to Grenada, MS
That's the driving distance. It would take 15 hours 57 mins to go from Sioux City, Iowa to Grenada, Mississippi.
The flight distance (direct flight from Sioux City, IA to Grenada, MS) is 701.07 mi.
827 mi = 1,330.33 kms