Miles between Longmont, CO and Kalispell, MT

There are
979 mi
from Longmont, CO to Kalispell, MT

That's the driving distance. It would take 16 hours 34 mins to go from Longmont, Colorado to Kalispell, Montana.

The flight distance (direct flight from Longmont, CO to Kalispell, MT) is 717.58 mi.

979 mi = 1,574.90 kms