There are
2,366 mi
from San Leandro, CA to Gadsden, AL
That's the driving distance. It would take 1 day 17 hours to go from San Leandro, California to Gadsden, Alabama.
The flight distance (direct flight from San Leandro, CA to Gadsden, AL) is 2,027.55 mi.
2,366 mi = 3,807.75 kms