Miles between Boulder, CO and Portage, IN

There are
1,040 mi
from Boulder, CO to Portage, IN

That's the driving distance. It would take 18 hours 31 mins to go from Boulder, Colorado to Portage, Indiana.

The flight distance (direct flight from Boulder, CO to Portage, IN) is 950.84 mi.

1,040 mi = 1.61 kms