There are
2,498 mi
from San Mateo, CA to Sevierville, TN
That's the driving distance. It would take 1 day 20 hours to go from San Mateo, California to Sevierville, Tennessee.
The flight distance (direct flight from San Mateo, CA to Sevierville, TN) is 2,134.96 mi.
2,498 mi = 3.22 kms