Miles between Napa, CA and Huron, SD

There are
1,644 mi
from Napa, CA to Huron, SD

That's the driving distance. It would take 1 day 4 hours to go from Napa, California to Huron, South Dakota.

The flight distance (direct flight from Napa, CA to Huron, SD) is 1,312.10 mi.

1,644 mi = 1.61 kms