There are
2,326 mi
from San Mateo, CA to Hoover, AL
That's the driving distance. It would take 1 day 17 hours to go from San Mateo, California to Hoover, Alabama.
The flight distance (direct flight from San Mateo, CA to Hoover, AL) is 2,006.60 mi.
2,326 mi = 3.22 kms