There are
628 mi
from Sioux City, IA to Russellville, AR
That's the driving distance. It would take 11 hours 22 mins to go from Sioux City, Iowa to Russellville, Arkansas.
The flight distance (direct flight from Sioux City, IA to Russellville, AR) is 528.87 mi.
628 mi = 1,010.20 kms