There are
1,060 mi
from Chattanooga, TN to Amarillo, TX
That's the driving distance. It would take 18 hours 36 mins to go from Chattanooga, Tennessee to Amarillo, Texas.
The flight distance (direct flight from Chattanooga, TN to Amarillo, TX) is 932.54 mi.
1,060 mi = 1.61 kms