There are
884 mi
from Chattanooga, TN to Lawton, OK
That's the driving distance. It would take 15 hours 36 mins to go from Chattanooga, Tennessee to Lawton, Oklahoma.
The flight distance (direct flight from Chattanooga, TN to Lawton, OK) is 742.33 mi.
884 mi = 1,422.06 kms