There are
2,092 mi
from Chattanooga, TN to Rancho Cucamonga, CA
That's the driving distance. It would take 1 day 12 hours to go from Chattanooga, Tennessee to Rancho Cucamonga, California.
The flight distance (direct flight from Chattanooga, TN to Rancho Cucamonga, CA) is 1,829.70 mi.
2,092 mi = 3,366.05 kms