Miles between Bellevue, WA and Longmont, CO

There are
1,274 mi
from Bellevue, WA to Longmont, CO

That's the driving distance. It would take 22 hours 2 mins to go from Bellevue, Washington to Longmont, Colorado.

The flight distance (direct flight from Bellevue, WA to Longmont, CO) is 991.45 mi.

1,274 mi = 1.61 kms