There are
2,942 mi
from San Mateo, CA to Scarsdale, NY
That's the driving distance. It would take 2 days 3 hours to go from San Mateo, California to Scarsdale, New York.
The flight distance (direct flight from San Mateo, CA to Scarsdale, NY) is 2,573.40 mi.
2,942 mi = 3.22 kms