Miles between Greeley, CO and Helena, MT

There are
759 mi
from Greeley, CO to Helena, MT

That's the driving distance. It would take 12 hours 50 mins to go from Greeley, Colorado to Helena, Montana.

The flight distance (direct flight from Greeley, CO to Helena, MT) is 561.95 mi.

759 mi = 1,221.52 kms