There are
2,758 mi
from San Mateo, CA to Waynesboro, PA
That's the driving distance. It would take 2 days to go from San Mateo, California to Waynesboro, Pennsylvania.
The flight distance (direct flight from San Mateo, CA to Waynesboro, PA) is 2,393.88 mi.
2,758 mi = 3.22 kms