There are
839 mi
from Clarksville, TN to Leander, TX
That's the driving distance. It would take 15 hours 5 mins to go from Clarksville, Tennessee to Leander, Texas.
The flight distance (direct flight from Clarksville, TN to Leander, TX) is 730.12 mi.
839 mi = 1,351.01 kms