There are
730 mi
from Allentown, PA to Evanston, IL
That's the driving distance. It would take 13 hours 42 mins to go from Allentown, Pennsylvania to Evanston, Illinois.
The flight distance (direct flight from Allentown, PA to Evanston, IL) is 640.15 mi.
730 mi = 1,174.22 kms