There are
2,131 mi
from Irvine, CA to Chattanooga, TN
That's the driving distance. It would take 1 day 13 hours to go from Irvine, California to Chattanooga, Tennessee.
The flight distance (direct flight from Irvine, CA to Chattanooga, TN) is 1,846.98 mi.
2,131 mi = 3.22 kms