There are
2,320 mi
from San Mateo, CA to Lebanon, TN
That's the driving distance. It would take 1 day 16 hours to go from San Mateo, California to Lebanon, Tennessee.
The flight distance (direct flight from San Mateo, CA to Lebanon, TN) is 1,981.39 mi.
2,320 mi = 3,734.01 kms