There are
2,407 mi
from Chattanooga, TN to Clayton, CA
That's the driving distance. It would take 1 day 18 hours to go from Chattanooga, Tennessee to Clayton, California.
The flight distance (direct flight from Chattanooga, TN to Clayton, CA) is 2,031.18 mi.
2,407 mi = 3,873.18 kms