There are
1,564 mi
from Allen, TX to Mamaroneck, NY
That's the driving distance. It would take 1 day 4 hours to go from Allen, Texas to Mamaroneck, New York.
The flight distance (direct flight from Allen, TX to Mamaroneck, NY) is 1,371.20 mi.
1,564 mi = 1.61 kms