There are
1,603 mi
from Temecula, CA to South Sioux City, NE
That's the driving distance. It would take 1 day 4 hours to go from Temecula, California to South Sioux City, Nebraska.
The flight distance (direct flight from Temecula, CA to South Sioux City, NE) is 1,283.34 mi.
1,603 mi = 1.61 kms