From Toulouse (150km), take A64 highway, direction Tarbes - Go out of the highway when you see "Sortie N° 17 : Montréjeau, Luchon, Saint-Bertrand-de-Comminges" and follow the direction of Luchon.

From Bordeaux (300 km), join Tarbes and take A64 highway, direction Toulouse - Go out of the highway when you see "Sortie N° 17 : Montréjeau, Luchon, Saint-Bertrand-de-Comminges" and follow the direction of Luchon.