There are
2,266 mi
from Clarksville, TN to Brentwood, CA
That's the driving distance. It would take 1 day 16 hours to go from Clarksville, Tennessee to Brentwood, California.
The flight distance (direct flight from Clarksville, TN to Brentwood, CA) is 1,880.73 mi.
2,266 mi = 3.22 kms