Miles between Napa, CA and San Dimas, CA

There are
421 mi
from Napa, CA to San Dimas, CA

That's the driving distance. It would take 7 hours 53 mins to go from Napa, California to San Dimas, California.

The flight distance (direct flight from Napa, CA to San Dimas, CA) is 383.10 mi.

421 mi = 678.30 kms