There are
2,312 mi
from Clarksville, TN to Petaluma, CA
That's the driving distance. It would take 1 day 16 hours to go from Clarksville, Tennessee to Petaluma, California.
The flight distance (direct flight from Clarksville, TN to Petaluma, CA) is 1,928.69 mi.
2,312 mi = 3.22 kms