There are
1,295 mi
from Newark, NJ to Sioux City, IA
That's the driving distance. It would take 23 hours 51 mins to go from Newark, New Jersey to Sioux City, Iowa.
The flight distance (direct flight from Newark, NJ to Sioux City, IA) is 1,151.27 mi.
1,295 mi = 1.61 kms