Miles between St Louis, MO and Great Falls, MT

There are
1,487 mi
from St Louis, MO to Great Falls, MT

That's the driving distance. It would take 1 day 2 hours to go from St Louis, Missouri to Great Falls, Montana.

The flight distance (direct flight from St Louis, MO to Great Falls, MT) is 1,223.22 mi.

1,487 mi = 1.61 kms