There are
1,689 mi
from Antioch, CA to South Sioux City, NE
That's the driving distance. It would take 1 day 5 hours to go from Antioch, California to South Sioux City, Nebraska.
The flight distance (direct flight from Antioch, CA to South Sioux City, NE) is 1,368.88 mi.
1,689 mi = 1.61 kms