There are
1,349 mi
from Danbury, CT to South Sioux City, NE
That's the driving distance. It would take 1 day to go from Danbury, Connecticut to South Sioux City, Nebraska.
The flight distance (direct flight from Danbury, CT to South Sioux City, NE) is 1,178.82 mi.
1,349 mi = 1.61 kms