There are
2,933 mi
from Schenectady, NY to San Mateo, CA
That's the driving distance. It would take 2 days 4 hours to go from Schenectady, New York to San Mateo, California.
The flight distance (direct flight from Schenectady, NY to San Mateo, CA) is 2,544.26 mi.
2,933 mi = 4,719.57 kms