Miles between Boulder, CO and Nampa, ID

There are
826 mi
from Boulder, CO to Nampa, ID

That's the driving distance. It would take 13 hours 58 mins to go from Boulder, Colorado to Nampa, Idaho.

The flight distance (direct flight from Boulder, CO to Nampa, ID) is 630.09 mi.

826 mi = 1,329.04 kms