There are
653 mi
from Dayton, OH to Massapequa Park, NY
That's the driving distance. It would take 12 hours 35 mins to go from Dayton, Ohio to Massapequa Park, New York.
The flight distance (direct flight from Dayton, OH to Massapequa Park, NY) is 569.63 mi.
653 mi = 1,051.45 kms