Miles between Boulder, CO and Des Moines, WA

There are
1,303 mi
from Boulder, CO to Des Moines, WA

That's the driving distance. It would take 22 hours 45 mins to go from Boulder, Colorado to Des Moines, Washington.

The flight distance (direct flight from Boulder, CO to Des Moines, WA) is 989.74 mi.

1,303 mi = 1.61 kms