There are
853 mi
from Sioux City, IA to Gahanna, OH
That's the driving distance. It would take 15 hours 46 mins to go from Sioux City, Iowa to Gahanna, Ohio.
The flight distance (direct flight from Sioux City, IA to Gahanna, OH) is 722.02 mi.
853 mi = 1,372.16 kms