From Monday, August 24th to Sunday, August 30th, Chamonix will be buzzing with the excitement of the UTMB races. Discover the complete program for the 2026 edition.

Monday, August 24th

8:00 AM: Start of La Petite Trotte in Léon (PTL). Start and finish in Chamonix. 300 km with 25,000 m of elevation gain.

10:00 AM: Start of the Martigny-Combe-Chamonix (MCC) in Martigny-Combe (Switzerland). Finish in Chamonix. 40 km with 2,350 m of elevation gain.

11:50 PM: Start of Sur les Traces des Ducs de Savoie (TDS) in Courmayeur (Italy). Finish in Chamonix. 145 km with 9,500 m of elevation gain.

Tuesday, August 25

11:00 AM: Start of the Youth Chamonix Courmayeur (YCC). Start and finish in Courmayeur, Italy. 15 km with 1,200 meters of elevation gain.

2:00 PM: Start of the Experience Trail Courmayeur (ETC). Start and finish in Courmayeur, Italy. 15 km with 1,200 meters of elevation gain.

Thursday, August 27

8:15 AM: Start of the Orsières-Champex-Chamonix (OCC) in Orsières, Switzerland. Finish in Chamonix, France. 60 km with 3,500 meters of elevation gain.

Friday, August 28

9:00 AM: Start of the Courmayeur-Champex-Chamonix (CCC) in Courmayeur, Italy. Finish in Chamonix, France. 101 km with 6,050 meters of elevation gain.

5:45 pm: Start of the Ultra-Trail du Mont-Blanc (UTMB). Start and finish in Chamonix. 174 km with 9,900 m of elevation gain.