There are
2,144 mi
from Chattanooga, TN to Poway, CA
That's the driving distance. It would take 1 day 13 hours to go from Chattanooga, Tennessee to Poway, California.
The flight distance (direct flight from Chattanooga, TN to Poway, CA) is 1,815.29 mi.
2,144 mi = 3.22 kms