Old Flathead River RS is a 16.54-mile out-and-back foot trail in Glacier National Park, Montana. It climbs 345 ft to a high point of 3,416 ft. Difficulty: strenuous, from the NPS hiking-rating formula.
Open Old Flathead River RS on Trailbound's interactive map to see the full route, the elevation profile, today's forecast and any park alerts for Glacier. Glacier has permits or reservations for some areas: see the Glacier page for what's needed.