There are
2,436 mi
from Chattanooga, TN to Vallejo, CA
That's the driving distance. It would take 1 day 18 hours to go from Chattanooga, Tennessee to Vallejo, California.
The flight distance (direct flight from Chattanooga, TN to Vallejo, CA) is 2,047.46 mi.
2,436 mi = 3.22 kms