There are
837 mi
from Lubbock, TX to South Sioux City, NE
That's the driving distance. It would take 15 hours 48 mins to go from Lubbock, Texas to South Sioux City, Nebraska.
The flight distance (direct flight from Lubbock, TX to South Sioux City, NE) is 681.45 mi.
837 mi = 1,347.69 kms