The route up the Cime de la Bonette starts in Jausiers, in the Alpes-de-Haute-Provence, at 1,228 m. The Jausiers side climbs 23.5 km to the Cime de la Bonette. At 0.3 km from the start, the route already passes near Camping le Planet.
From Jausiers, at 1,228 m, the road climbs toward the Cime de la Bonette, at 23.5 km. Between km 20.5 and km 21.8, it passes near the Sommet de Restefond, the Col de Restefond and the Cime des Trois Serrières, without these points being marked as stages on the route. The longest climb of the ascent starts at km 0.3 and ends at the Cime de la Bonette, at km 23.5: it covers almost the entire route, for a gain of 1,585 m.
The route ends at 2,803 m, at the Cime de la Bonette, whose summit stands at 2,860 m. From Jausiers, over the whole route, the total climbing recorded reaches 1,580 m, for an average gradient of 6.4% across the whole ascent.
Paths and places: © OpenStreetMap contributors. Altitudes measured on the route.