There are
2,135 mi
from San Mateo, CA to Zachary, LA
That's the driving distance. It would take 1 day 14 hours to go from San Mateo, California to Zachary, Louisiana.
The flight distance (direct flight from San Mateo, CA to Zachary, LA) is 1,836.77 mi.
2,135 mi = 3.22 kms