There are
1,684 mi
from Sioux City, IA to Hanford, CA
That's the driving distance. It would take 1 day 6 hours to go from Sioux City, Iowa to Hanford, California.
The flight distance (direct flight from Sioux City, IA to Hanford, CA) is 1,307.11 mi.
1,684 mi = 2,710.11 kms