There are
795 mi
from Chattanooga, TN to Choctaw, OK
That's the driving distance. It would take 14 hours 3 mins to go from Chattanooga, Tennessee to Choctaw, Oklahoma.
The flight distance (direct flight from Chattanooga, TN to Choctaw, OK) is 674.92 mi.
795 mi = 1,280.18 kms