There are
920 mi
from Freeport, IL to Peekskill, NY
That's the driving distance. It would take 17 hours 21 mins to go from Freeport, Illinois to Peekskill, New York.
The flight distance (direct flight from Freeport, IL to Peekskill, NY) is 810.62 mi.
920 mi = 1,480.03 kms