Miles between Riverside, CA and San Mateo, CA

There are
420 mi
from Riverside, CA to San Mateo, CA

That's the driving distance. It would take 8 hours 1 min to go from Riverside, California to San Mateo, California.

The flight distance (direct flight from Riverside, CA to San Mateo, CA) is 372.19 mi.

420 mi = 676.71 kms