There are
913 mi
from Rockford, IL to Massapequa Park, NY
That's the driving distance. It would take 17 hours 18 mins to go from Rockford, Illinois to Massapequa Park, New York.
The flight distance (direct flight from Rockford, IL to Massapequa Park, NY) is 815.81 mi.
913 mi = 1,468.59 kms