There are
1,745 mi
from Santa Clara, CA to South Sioux City, NE
That's the driving distance. It would take 1 day 6 hours to go from Santa Clara, California to South Sioux City, Nebraska.
The flight distance (direct flight from Santa Clara, CA to South Sioux City, NE) is 1,393.18 mi.
1,745 mi = 1.61 kms