There are
935 mi
from Chattanooga, TN to Altus, OK
That's the driving distance. It would take 16 hours 34 mins to go from Chattanooga, Tennessee to Altus, Oklahoma.
The flight distance (direct flight from Chattanooga, TN to Altus, OK) is 795.12 mi.
935 mi = 1,504.78 kms