Miles between Napa, CA and Walnut, CA

There are
425 mi
from Napa, CA to Walnut, CA

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

The flight distance (direct flight from Napa, CA to Walnut, CA) is 385.64 mi.

425 mi = 683.91 kms