There are
2,011 mi
from Clarksville, TN to Costa Mesa, CA
That's the driving distance. It would take 1 day 11 hours to go from Clarksville, Tennessee to Costa Mesa, California.
The flight distance (direct flight from Clarksville, TN to Costa Mesa, CA) is 1,731.99 mi.
2,011 mi = 3.22 kms