There are
2,321 mi
from San Mateo, CA to Hoover, AL
That's the driving distance. It would take 1 day 16 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.
2,321 mi = 3,734.89 kms