Miles between Allentown, PA and Alton, IL

There are
863 mi
from Allentown, PA to Alton, IL

That's the driving distance. It would take 16 hours 28 mins to go from Allentown, Pennsylvania to Alton, Illinois.

The flight distance (direct flight from Allentown, PA to Alton, IL) is 788.60 mi.

863 mi = 1,389.50 kms