Miles between Boulder, CO and Tualatin, OR

There are
1,245 mi
from Boulder, CO to Tualatin, OR

That's the driving distance. It would take 21 hours 34 mins to go from Boulder, Colorado to Tualatin, Oregon.

The flight distance (direct flight from Boulder, CO to Tualatin, OR) is 960.07 mi.

1,245 mi = 2,003.71 kms