Miles between Riverside, CA and Napa, CA

There are
452 mi
from Riverside, CA to Napa, CA

That's the driving distance. It would take 8 hours 30 mins to go from Riverside, California to Napa, California.

The flight distance (direct flight from Riverside, CA to Napa, CA) is 406.38 mi.

452 mi = 726.86 kms