There are
855 mi
from Hilton Head Island, SC to Patchogue, NY
That's the driving distance. It would take 16 hours 43 mins to go from Hilton Head Island, South Carolina to Patchogue, New York.
The flight distance (direct flight from Hilton Head Island, SC to Patchogue, NY) is 729.83 mi.
855 mi = 1,376.61 kms