Miles between Napa, CA and San Ramon, CA

There are
48 mi
from Napa, CA to San Ramon, CA

That's the driving distance. It would take 1 hour 1 min to go from Napa, California to San Ramon, California.

The flight distance (direct flight from Napa, CA to San Ramon, CA) is 40.25 mi.

48 mi = 76.48 kms