There are
866 mi
from Des Plaines, IL to Patchogue, NY
That's the driving distance. It would take 16 hours 29 mins to go from Des Plaines, Illinois to Patchogue, New York.
The flight distance (direct flight from Des Plaines, IL to Patchogue, NY) is 774.56 mi.
866 mi = 1,393.72 kms