There are
76 mi
from Sioux City, IA to Fremont, NE
That's the driving distance. It would take 1 hour 39 mins to go from Sioux City, Iowa to Fremont, Nebraska.
The flight distance (direct flight from Sioux City, IA to Fremont, NE) is 73.87 mi.
76 mi = 123.05 kms