There are
100 mi
from Omaha, NE to South Sioux City, NE
That's the driving distance. It would take 1 hour 56 mins to go from Omaha, Nebraska to South Sioux City, Nebraska.
The flight distance (direct flight from Omaha, NE to South Sioux City, NE) is 86.52 mi.
100 mi = 160.42 kms