Miles between Napa, CA and Superior, CO

There are
1,221 mi
from Napa, CA to Superior, CO

That's the driving distance. It would take 20 hours 51 mins to go from Napa, California to Superior, Colorado.

The flight distance (direct flight from Napa, CA to Superior, CO) is 923.71 mi.

1,221 mi = 1.61 kms