There are
670 mi
from Amarillo, TX to Cottonwood, AZ
That's the driving distance. It would take 11 hours 33 mins to go from Amarillo, Texas to Cottonwood, Arizona.
The flight distance (direct flight from Amarillo, TX to Cottonwood, AZ) is 576.96 mi.
670 mi = 1,077.61 kms