There are
1,240 mi
from Kansas City, MO to Mamaroneck, NY

That's the driving distance. It would take 23 hours 7 mins to go from Kansas City, Missouri to Mamaroneck, New York.

The flight distance (direct flight from Kansas City, MO to Mamaroneck, NY) is 1,107.67 mi.

1,240 mi = 1.61 kms