There are
2,949 mi
from Schenectady, NY to Campbell, CA
That's the driving distance. It would take 2 days 4 hours to go from Schenectady, New York to Campbell, California.
The flight distance (direct flight from Schenectady, NY to Campbell, CA) is 2,533.13 mi.
2,949 mi = 4,746.68 kms