Miles between Hayward, CA and San Mateo, CA

There are
18 mi
from Hayward, CA to San Mateo, CA

That's the driving distance. It would take 23 minutes to go from Hayward, California to San Mateo, California.

The flight distance (direct flight from Hayward, CA to San Mateo, CA) is 15.27 mi.

18 mi = 28.21 kms