There are
2,299 mi
from Clarksville, TN to San Francisco, CA
That's the driving distance. It would take 1 day 16 hours to go from Clarksville, Tennessee to San Francisco, California.
The flight distance (direct flight from Clarksville, TN to San Francisco, CA) is 1,921.30 mi.
2,299 mi = 3,700.11 kms