There are
953 mi
from Amarillo, TX to Mt Juliet, TN
That's the driving distance. It would take 16 hours 35 mins to go from Amarillo, Texas to Mt Juliet, Tennessee.
The flight distance (direct flight from Amarillo, TX to Mt Juliet, TN) is 860.81 mi.
953 mi = 1,533.20 kms