Miles between Longmont, CO and Mill Creek, WA

There are
1,292 mi
from Longmont, CO to Mill Creek, WA

That's the driving distance. It would take 22 hours 32 mins to go from Longmont, Colorado to Mill Creek, Washington.

The flight distance (direct flight from Longmont, CO to Mill Creek, WA) is 998.98 mi.

1,292 mi = 1.61 kms