There are
880 mi
from Allentown, PA to Sylacauga, AL
That's the driving distance. It would take 16 hours 38 mins to go from Allentown, Pennsylvania to Sylacauga, Alabama.
The flight distance (direct flight from Allentown, PA to Sylacauga, AL) is 784.75 mi.
880 mi = 1,416.91 kms