There are
1,559 mi
from Kent, WA to South Sioux City, NE
That's the driving distance. It would take 1 day 2 hours to go from Kent, Washington to South Sioux City, Nebraska.
The flight distance (direct flight from Kent, WA to South Sioux City, NE) is 1,301.45 mi.
1,559 mi = 1.61 kms