Miles between Napa, CA and Fontana, CA

There are
445 mi
from Napa, CA to Fontana, CA

That's the driving distance. It would take 8 hours 21 mins to go from Napa, California to Fontana, California.

The flight distance (direct flight from Napa, CA to Fontana, CA) is 397.69 mi.

445 mi = 716.46 kms