There are
1,329 mi
from Allentown, PA to Opelousas, LA
That's the driving distance. It would take 1 day to go from Allentown, Pennsylvania to Opelousas, Louisiana.
The flight distance (direct flight from Allentown, PA to Opelousas, LA) is 1,160.28 mi.
1,329 mi = 1.61 kms