Miles between Lake Forest, CA and Great Falls, MT

There are
1,258 mi
from Lake Forest, CA to Great Falls, MT

That's the driving distance. It would take 21 hours 13 mins to go from Lake Forest, California to Great Falls, Montana.

The flight distance (direct flight from Lake Forest, CA to Great Falls, MT) is 1,013.29 mi.

1,258 mi = 1.61 kms