The Petit St Bernard pass is easily accessible by car. There are many possibilities. On the French side, by the D902 then the D1090, or by the Seez and the capital of Montvalezan. On the Italian side, via Pré-Saint Didier and La Thuile D’Aoste.
31 km from Bourg Saint Maurice, via the D902 to Seez then the D1090 which passes through La Rosière
27km from Bourg Saint Maurice via Seez and the capital of Montvalezan.
27km from Courmayeur.
Passing through Pré-St Didier and La Thuile d’Aoste in Valdigne.
The ascent of the pass by the departmental 902, then the D1090, on wide and pleasant roads, is deemed easy with an average gradient of 4.4%, a distance of 31km, and a drop of 1373m. The maximum slope is 6%. Departure altitude 815m, arrival altitude 2188m.
You can make the climb more difficult by taking, after the hamlet of Noyeray, the road that passes through the capital of Montvalezan, then the hamlets of Villaret, Chatelard and Hauteville. The distance is reduced to 27km, but the average gradient is 5.1% with passages over 8%.
The climb on the Italian side starts from Pré-St Didier, takes tight switchbacks to La Thuile d’Aoste then arrives at the pass after many meanders. Total distance of 23.5km, drop of 1194m, average slope of 5.04% and maximum of 7.1%.
The ascent to the Petit Saint-Bernard pass can be done via Colle San Carlo on the Italian side. Total distance 30 km. We start by climbing the severe San Carlo pass (1971m) over 10.5km, average % 10%, maximum 13%, then descent to La Thuile to join the route that starts from Pré-Saint Didier.