Miles between Green Bay, WI and Great Falls, MT

There are
1,245 mi
from Green Bay, WI to Great Falls, MT

That's the driving distance. It would take 22 hours 12 mins to go from Green Bay, Wisconsin to Great Falls, Montana.

The flight distance (direct flight from Green Bay, WI to Great Falls, MT) is 1,131.58 mi.

1,245 mi = 1.61 kms