There are
1,632 mi
from Oceanside, CA to South Sioux City, NE
That's the driving distance. It would take 1 day 4 hours to go from Oceanside, California to South Sioux City, Nebraska.
The flight distance (direct flight from Oceanside, CA to South Sioux City, NE) is 1,306.08 mi.
1,632 mi = 1.61 kms