Miles between Philadelphia, PA and Great Falls, MT

There are
2,136 mi
from Philadelphia, PA to Great Falls, MT

That's the driving distance. It would take 1 day 14 hours to go from Philadelphia, Pennsylvania to Great Falls, Montana.

The flight distance (direct flight from Philadelphia, PA to Great Falls, MT) is 1,859.49 mi.

2,136 mi = 3.22 kms