There are
751 mi
from Fort Worth, TX to South Sioux City, NE
That's the driving distance. It would take 13 hours 23 mins to go from Fort Worth, Texas to South Sioux City, Nebraska.
The flight distance (direct flight from Fort Worth, TX to South Sioux City, NE) is 674.83 mi.
751 mi = 1,208.63 kms