Miles between Downey, CA and Grass Valley, CA

There are
454 mi
from Downey, CA to Grass Valley, CA

That's the driving distance. It would take 8 hours 29 mins to go from Downey, California to Grass Valley, California.

The flight distance (direct flight from Downey, CA to Grass Valley, CA) is 399.23 mi.

454 mi = 731.43 kms