Miles between Boulder, CO and Pasco, WA

There are
1,089 mi
from Boulder, CO to Pasco, WA

That's the driving distance. It would take 18 hours 42 mins to go from Boulder, Colorado to Pasco, Washington.

The flight distance (direct flight from Boulder, CO to Pasco, WA) is 817.61 mi.

1,089 mi = 1.61 kms