There are
2,151 mi
from Chattanooga, TN to San Clemente, CA
That's the driving distance. It would take 1 day 13 hours to go from Chattanooga, Tennessee to San Clemente, California.
The flight distance (direct flight from Chattanooga, TN to San Clemente, CA) is 1,840.50 mi.
2,151 mi = 3,462.35 kms