Miles between Napa, CA and Louisville, CO

There are
1,218 mi
from Napa, CA to Louisville, CO

That's the driving distance. It would take 20 hours 48 mins to go from Napa, California to Louisville, Colorado.

The flight distance (direct flight from Napa, CA to Louisville, CO) is 925.72 mi.

1,218 mi = 1.61 kms