There are
1,304 mi
from Sioux City, IA to Sayreville, NJ
That's the driving distance. It would take 1 day to go from Sioux City, Iowa to Sayreville, New Jersey.
The flight distance (direct flight from Sioux City, IA to Sayreville, NJ) is 1,146.25 mi.
1,304 mi = 1.61 kms