There are
725 mi
from Allentown, PA to New Lenox, IL
That's the driving distance. It would take 13 hours 33 mins to go from Allentown, Pennsylvania to New Lenox, Illinois.
The flight distance (direct flight from Allentown, PA to New Lenox, IL) is 652.36 mi.
725 mi = 1,167.53 kms