Miles between Dayton, OH and Valley Stream, NY

There are
640 mi
from Dayton, OH to Valley Stream, NY

That's the driving distance. It would take 12 hours 18 mins to go from Dayton, Ohio to Valley Stream, New York.

The flight distance (direct flight from Dayton, OH to Valley Stream, NY) is 556.32 mi.

640 mi = 1,029.51 kms