There are
2,877 mi
from San Clemente, CA to Plattsburgh, NY
That's the driving distance. It would take 2 days 4 hours to go from San Clemente, California to Plattsburgh, New York.
The flight distance (direct flight from San Clemente, CA to Plattsburgh, NY) is 2,459.95 mi.
2,877 mi = 4,629.60 kms