There are
1,596 mi
from Flower Mound, TX to Lynbrook, NY
That's the driving distance. It would take 1 day 5 hours to go from Flower Mound, Texas to Lynbrook, New York.
The flight distance (direct flight from Flower Mound, TX to Lynbrook, NY) is 1,393.42 mi.
1,596 mi = 1.61 kms