There are
1,257 mi
from Allentown, PA to Zachary, LA
That's the driving distance. It would take 23 hours 34 mins to go from Allentown, Pennsylvania to Zachary, Louisiana.
The flight distance (direct flight from Allentown, PA to Zachary, LA) is 1,114.02 mi.
1,257 mi = 1.61 kms