There are
1,325 mi
from Sioux City, IA to Mamaroneck, NY
That's the driving distance. It would take 1 day to go from Sioux City, Iowa to Mamaroneck, New York.
The flight distance (direct flight from Sioux City, IA to Mamaroneck, NY) is 1,170.33 mi.
1,325 mi = 1.61 kms