There are
1,733 mi
from Fremont, CA to South Sioux City, NE
That's the driving distance. It would take 1 day 5 hours to go from Fremont, California to South Sioux City, Nebraska.
The flight distance (direct flight from Fremont, CA to South Sioux City, NE) is 1,389.79 mi.
1,733 mi = 1.61 kms