Miles between Thornton, CO and Kalispell, MT

There are
993 mi
from Thornton, CO to Kalispell, MT

That's the driving distance. It would take 16 hours 48 mins to go from Thornton, Colorado to Kalispell, Montana.

The flight distance (direct flight from Thornton, CO to Kalispell, MT) is 738.35 mi.

993 mi = 1,597.80 kms