There are
2,836 mi
from San Mateo, CA to Laurel, MD
That's the driving distance. It would take 2 days 1 hour to go from San Mateo, California to Laurel, Maryland.
The flight distance (direct flight from San Mateo, CA to Laurel, MD) is 2,441.16 mi.
2,836 mi = 3.22 kms