There are
687 mi
from Plano, TX to Sylacauga, AL
That's the driving distance. It would take 12 hours 34 mins to go from Plano, Texas to Sylacauga, Alabama.
The flight distance (direct flight from Plano, TX to Sylacauga, AL) is 604.56 mi.
687 mi = 1,105.65 kms