Miles between Longmont, CO and Butte, MT

There are
755 mi
from Longmont, CO to Butte, MT

That's the driving distance. It would take 12 hours 28 mins to go from Longmont, Colorado to Butte, Montana.

The flight distance (direct flight from Longmont, CO to Butte, MT) is 550.25 mi.

755 mi = 1,215.36 kms