Home / Races
UTMB Mont-Blanc 2026
Chamonix, France, 24 Aug 2026
UTMB is the classic full loop around Mont Blanc, starting and finishing in Chamonix, France. The course crosses France, Italy, and Switzerland and passes Les Houches, Saint-Gervais, Les Contamines, Les Chapieux, Lac Combal, Courmayeur, Arnouvaz, La Fouly, Champex-Lac, Trient, Vallorcine, and La Flégère before returning to Chamonix.
8 distances from 38 to 293 km, up to 24,208 m of climb.
Distances
-
PTL: 293 km, 24208 m of climb, highest point 3202 m, 24 Aug 2026.
PTL cut-off times
- Checkpoint, 29.9 km: 08:00
- Vallorcine, 41.3 km: 03:00, day 2
- Champex-Lac, 76.9 km: 22:00, day 2
- Orsières, 92.1 km: 07:00, day 3
- Fionnay, 122.2 km: 00:30, day 4
- Rifugio Champillon, 168.5 km: 22:00, day 4
- Saint Rhemy, 186.9 km: 09:30, day 5
- Courmayeur, 216.1 km: 23:00, day 5
PTL aid stations
- Vallorcine, 41.3 km
- Cabane du Trient, 66.9 km
- Champex-Lac, 76.9 km
- Orsières, 92.1 km
- Fionnay, 122.2 km
- Cabane de Chanrion, 141.9 km
- Rifugio Champillon, 168.5 km
- Saint Rhemy, 186.9 km
- Courmayeur, 216.1 km
- Refuge de la Croix du Bonhomme, 251.0 km
PTL equipment
- Clothing suitable for severe mountain weather, potentially including one to two nights outside (mandatory)
- Equipment must remain accessible for checks at any time (mandatory)
- Official UTMB mandatory equipment checklist applies; exact itemized list not text-extracted from public page snapshot (mandatory)
- Running pack/belt carrying all mandatory equipment for the whole race (mandatory)
- Activated additional weather equipment may be required and announced no later than 24 hours before start (recommended)
- Bring your own utensils for hot meals at aid stations (no disposable dishes distributed) (recommended)
- Hiking poles, if used, must be carried for the entire race (recommended)
- One 30-liter UTMB World Series spare bag is issued at race-pack pickup (recommended)
- Poles are forbidden in spare/drop bags (recommended)
-
MCC: 38 km, 2232 m of climb, highest point 2235 m, 24 Aug 2026.
MCC cut-off times
- Col de la Forclaz, 7.7 km: 12:30
- Col de Balme, 17.4 km: 15:45
- Argentière, 28.0 km: 18:00
- Finish, 38.0 km: 20:30
MCC aid stations
- Col de la Forclaz, 7.7 km
- Col de Balme, 17.4 km
- Argentière, 28.0 km
On the course: bus, cut off, medical, toilets, warm food, water.
27 food and drink products on the course.
MCC equipment
- Cap or bandana (recommended)
- Cup or eco-container (recommended)
- Food reserve (recommended)
- gloves (recommended)
- Leg covering (recommended)
- Mobile phone (recommended)
- Survival blanket (recommended)
- Trail running pack or equivalent to carry mandatory gear (recommended)
- Warm hat (recommended)
- Warm second layer (recommended)
- waterproof jacket with hood (recommended)
- Waterproof overgloves (recommended)
- Waterproof overtrousers (recommended)
- Water reserve (recommended)
- whistle (recommended)
-
TDS: 148 km, 8525 m of climb, highest point 2595 m, 24 Aug 2026.
TDS cut-off times
- Lac Combal, 16.3 km: 03:30, day 2
- La Thuile, 36.5 km: 08:30, day 2
- Bourg St Maurice, 50.8 km: 11:00, day 2
- Fort de la Platte, 55.6 km: 13:45, day 2
- Cormet de Roselend, 65.7 km: 17:15, day 2
- La Gittaz, 73.5 km: 19:30, day 2
- Beaufort, 91.8 km: 03:00, day 3
- Hauteluce, 98.0 km: 05:30, day 3
- Le Signal, 115.6 km: 11:15, day 3
- Les Contamines, 122.6 km: 13:15, day 3
- Bellevue, 136.4 km: 18:15, day 3
- Les Houches, 141.0 km: 19:15, day 3
- Finish, 148.5 km: 20:45, day 3
TDS aid stations
- Checrouit, 7.6 km
- Lac Combal, 16.3 km
- La Thuile, 36.5 km
- Seez, 47.4 km
- Bourg St Maurice, 50.8 km
- Fort de la Platte, 55.6 km
- Cormet de Roselend, 65.7 km
- La Gittaz, 73.5 km
- Beaufort, 91.8 km
- Hauteluce, 98.0 km
- Le Signal, 115.6 km
- Les Contamines, 122.6 km
- Bellevue, 136.4 km
- Les Houches, 141.0 km
On the course: bus, cut off, medical, toilets.
29 food and drink products on the course.
-
TDS Updated Route: 152 km, 9052 m of climb, highest point 2597 m, 24 Aug 2026.
TDS Updated Route cut-off times
- Lac Combal, 16.1 km: 03:30, day 2
- Col du petit Saint, 36.2 km: 08:30, day 2
- Bourg Saint-Maurice, 51.1 km: 11:00, day 2
- Fort de la Platte, 55.7 km: 13:45, day 2
- Cormet de Roselend, 66.1 km: 17:15, day 2
- La Gittaz, 73.6 km: 19:39, day 2
- Beaufort sortie, 92.3 km: 03:00, day 3
- Hauteluce, 98.6 km: 05:30, day 3
- Remontée le Signal E, 115.3 km: 11:15, day 3
- Les Contamine, 122.8 km: 13:15, day 3
- Bellevue, 136.8 km: 18:15, day 3
- Les Houches, 141.4 km: 19:15, day 3
TDS Updated Route aid stations
- Checrouit, 7.7 km
- Lac Combal, 16.1 km
- Col du petit Saint, 36.2 km
- Séez, 47.2 km
- Bourg Saint-Maurice, 51.1 km
- Fort de la Platte, 55.7 km
- Cormet de Roselend, 66.1 km
- La Gittaz, 73.6 km
- Beaufort sortie, 92.3 km
- Hauteluce, 98.6 km
- Remontée le Signal E, 115.3 km
- Les Contamine, 122.8 km
- Bellevue, 136.8 km
- Les Houches, 141.4 km
On the course: assistance allowed, bag drop, bus, cut off, medical, rest area, toilets, warm food, water.
30 food and drink products on the course.
-
OCC: 60 km, 3312 m of climb, highest point 2300 m, 27 Aug 2026.
OCC cut-off times
- Checkpoint, 12.8 km: 11:15
- Trient, 23.7 km: 14:15
- Col de Balme, 33.4 km: 17:30
- Argentière, 50.5 km: 21:15
- Finish, 60.4 km: 23:30
OCC aid stations
- Champex-Lac, 8.4 km
- Trient, 23.7 km
- Col de Balme, 33.4 km
- Argentière, 50.5 km
On the course: assistance allowed, bag drop, bus, cut off, medical, rest area, toilets, warm food, water.
30 food and drink products on the course.
OCC equipment
- Additional warm layer (mandatory)
- Adhesive elastic bandage/tape (mandatory)
- Cap or bandana (mandatory)
- Food reserve (mandatory)
- ID/passport (mandatory)
- Leg covering or combination covering the legs (mandatory)
- Mobile/cell phone (mandatory)
- Personal cup or container for drinking at aid stations (mandatory)
- Running pack or belt used for the whole race (mandatory)
- Survival blanket (mandatory)
- Waterproof jacket with hood suitable for mountain conditions (mandatory)
- Water reserve (mandatory)
- whistle (mandatory)
- Bring your own utensils if planning to eat hot meals at aid stations (recommended)
- Organizer may activate extra mandatory items up to 24 hours before the start (recommended)
- Poles allowed only if carried for the entire race once started (recommended)
-
CCC: 100 km, 5721 m of climb, highest point 2570 m, 28 Aug 2026.
CCC cut-off times
- Refuge Bertone, 13.7 km: 13:45
- Arnouvaz, 26.6 km: 16:30
- La Fouly, 40.9 km: 20:15
- Champex-Lac, 55.2 km: 23:15
- Trient, 71.7 km: 04:00, day 2
- Vallorcine, 83.0 km: 07:15, day 2
- La Flégère, 94.2 km: 10:45, day 2
- Finish, 99.8 km: 12:00, day 2
CCC aid stations
- Refuge Bertone, 13.7 km
- Arnouvaz, 26.6 km
- La Fouly, 40.9 km
- Champex-Lac, 55.2 km
- Trient, 71.7 km
- Vallorcine, 83.0 km
- La Flégère, 94.2 km
On the course: assistance allowed, bag drop, bus, cut off, medical, rest area, toilets, warm food.
32 food and drink products on the course.
-
UTMB: 173 km, 9755 m of climb, highest point 2534 m, 28 Aug 2026.
UTMB cut-off times
- Saint-Gervais, 22.8 km: 22:00
- Les Contamines, 32.6 km: 23:59
- Les Chapieux, 52.4 km: 05:15, day 2
- Lac Combal, 69.5 km: 10:00, day 2
- Courmayeur, 83.3 km: 13:15, day 2
- Arnouvaz, 100.0 km: 18:15, day 2
- La Fouly, 116.4 km: 22:30, day 2
- Champex-Lac, 130.6 km: 02:30, day 3
- Trient, 147.2 km: 08:00, day 3
- Vallorcine, 158.6 km: 11:15, day 3
- La Flégère, 170.0 km: 14:45, day 3
- Finish, 172.6 km: 16:30, day 3
UTMB aid stations
- Les Houches, 9.1 km
- Saint-Gervais, 22.8 km
- Les Contamines, 32.6 km
- Les Chapieux, 52.4 km
- Lac Combal, 69.5 km
- Checrouit, 78.5 km
- Courmayeur, 83.3 km
- Refuge Bertone, 88.8 km
- Arnouvaz, 100.0 km
- La Fouly, 116.4 km
- Champex-Lac, 130.6 km
- Trient, 147.2 km
- Vallorcine, 158.6 km
- La Flégère, 170.0 km
On the course: assistance allowed, bag drop, bus, cut off, medical, power, rest area, toilets, warm food.
32 food and drink products on the course.
-
UTMB Updated Route: 174 km, 10197 m of climb, highest point 2571 m, 28 Aug 2026.
UTMB is the classic full loop around Mont Blanc, starting and finishing in Chamonix, France. The course crosses France, Italy, and Switzerland and passes Les Houches, Saint-Gervais, Les Contamines, Les Chapieux, Lac Combal, Courmayeur, Arnouvaz, La Fouly, Champex-Lac, Trient, Vallorcine, and La Flégère before returning to Chamonix.
UTMB Updated Route cut-off times
- Saint-Gervais, 22.9 km: 22:00
- La Balme, 41.1 km: 02:00, day 2
- Les Chapieux, 52.3 km: 05:15, day 2
- Lac Combal, 69.5 km: 10:00, day 2
- Courmayeur Sport Center, 83.3 km: 13:15, day 2
- Arnouvaz, 101.8 km: 18:15, day 2
- La Fouly, 116.3 km: 22:30, day 2
- Champex-Lac, 130.5 km: 02:30, day 3
- Trient, 147.1 km: 08:00, day 3
- Vallorcine, 158.5 km: 11:15, day 3
- La Flégère, 169.8 km: 14:45, day 3
- Chamonix, 173.8 km: 16:30, day 3
UTMB Updated Route aid stations
- Les Houches, 9.1 km
- Saint-Gervais, 22.9 km
- Les Contamines, 32.5 km
- La Balme, 41.1 km
- Les Chapieux, 52.3 km
- Lac Combal, 69.5 km
- Checrouit - Maison Vieille, 78.5 km
- Courmayeur Sport Center, 83.3 km
- Refuge Bertone, 88.8 km
- Arnouvaz, 101.8 km
- La Fouly, 116.3 km
- Champex-Lac, 130.5 km
- Trient, 147.1 km
- Vallorcine, 158.5 km
- La Flégère, 169.8 km
- Chamonix, 173.8 km
On the course: assistance allowed, bag drop, bus, cut off, medical, power, rest area, toilets, warm food, water.
32 food and drink products on the course.
UTMB Updated Route equipment
- Official UTMB mandatory equipment list is published on the mandatory equipment page, but itemized rows were not exposed in the fetched public HTML snapshot. (mandatory)
- Runner guide and race regulation should be checked for weather-triggered or last-minute equipment updates. (recommended)