There are
711 mi
from Allentown, PA to Midlothian, IL
That's the driving distance. It would take 13 hours 14 mins to go from Allentown, Pennsylvania to Midlothian, Illinois.
The flight distance (direct flight from Allentown, PA to Midlothian, IL) is 639.79 mi.
711 mi = 1,143.77 kms