There are
729 mi
from Lexington, KY to Mamaroneck, NY
That's the driving distance. It would take 13 hours 56 mins to go from Lexington, Kentucky to Mamaroneck, New York.
The flight distance (direct flight from Lexington, KY to Mamaroneck, NY) is 607.93 mi.
729 mi = 1,173.02 kms