There are
768 mi
from Clarksville, TN to Woodward, OK
That's the driving distance. It would take 14 hours 34 mins to go from Clarksville, Tennessee to Woodward, Oklahoma.
The flight distance (direct flight from Clarksville, TN to Woodward, OK) is 667.97 mi.
768 mi = 1,236.18 kms