There are
2,138 mi
from Costa Mesa, CA to Chattanooga, TN
That's the driving distance. It would take 1 day 13 hours to go from Costa Mesa, California to Chattanooga, Tennessee.
The flight distance (direct flight from Costa Mesa, CA to Chattanooga, TN) is 1,854.58 mi.
2,138 mi = 3,440.04 kms