Miles between Boulder, CO and Bellingham, WA

There are
1,377 mi
from Boulder, CO to Bellingham, WA

That's the driving distance. It would take 1 day to go from Boulder, Colorado to Bellingham, Washington.

The flight distance (direct flight from Boulder, CO to Bellingham, WA) is 1,039.05 mi.

1,377 mi = 1.61 kms