There are
2,136 mi
from Chattanooga, TN to Fountain Valley, CA
That's the driving distance. It would take 1 day 13 hours to go from Chattanooga, Tennessee to Fountain Valley, California.
The flight distance (direct flight from Chattanooga, TN to Fountain Valley, CA) is 1,855.55 mi.
2,136 mi = 3,437.65 kms