• Trail running course at La Grande Sassière
  • Trail running course at La Grande Sassière
  • Trail running course at La Grande Sassière
  • Trail running course at La Grande Sassière
  • Trail running course at La Grande Sassière
Savoy / Vanoise Massif

Trail running course at La Grande Sassière

4/5 (1 reviews)
Réf : ENXXDQ

In summary

  • Sports
    Trail running
  • Duration
    2 days
  • Level
    Confirmed

    Levels

    Trail running
    Beginner
    For those looking to discover trail running. You run for one hour twice a week and have no particular mountain experience. You will cover distances of 10 to 15 km, with an elevation gain of around 800 m per day, on smooth trails or alpine pastures.
    Intermediate
    For those with an UTMB Index of 350 (as a reference point), you will run twice a week and complete a few long runs. You will undertake 4–5 hour outings covering roughly 15 to 20 km per day, with 1,000 m of elevation gain on narrow trails.
    Confirmed
    For those with an UTMB Index of 450 or higher (as a guideline), you will run 2 to 3 times a week, including at least one long run. You will complete 4- to 6-hour outings covering approximately 25 km and 1,500 m of elevation gain per day, traversing runnable trails, alpine pastures, and narrow paths.
    Advanced
    You have an UTMB Index of 500 or higher and run 3 to 4 times a week, including at least one long run. You have previously completed trail runs of at least 30 km with 1,700 m of elevation gain. You will be undertaking daily 7-hour outings covering approximately 35 km and 2,000 m of elevation gain across varied terrain, including runnable trails, alpine pastures, scree slopes, and snow patches.
    Expert
    You have an UTMB Index of 550 or higher and run 4 to 5 times a week, including one long run (2–3 hours). You have previously completed trail runs of at least 40 km with 2,000 m of elevation gain. You will undertake outings lasting approximately 8 hours, covering around 35 km and 2,500 m of elevation gain per day across scree slopes, ridges, off-trail terrain, snow patches, and more.
  • Destination
    Savoy / Vanoise Massif
  • Age
    Accessible to all ages
  • CO₂-Emissions
    7.19 kg CO2
  • Type of stay
    This group trip is perfect for travelers who want to experience a sporting adventure with other enthusiasts and be guided.
    Type of stay
    In a group
  • Languages
    🇫🇷
    French

In a few words

Head to one of the highest peaks accessible on foot in Europe for a two-day trail running course , a total immersion in the heart of the Vanoise National Park . From the heights of Val d'Isère , you'll set off to explore the Grande Sassière (3,747 m), a stone giant overlooking the glaciers of the Haute Tarentaise . On the first day, a gradual route will take you up to 3,000 meters , on the Franco-Italian border, before a convivial and rejuvenating evening in a mountain refuge . The following day brings the highlight of this trip: the ascent of the Grande Sassière via its classic route , in a spectacular, stark alpine landscape . A challenge accessible to mountain enthusiasts, where every step offers breathtaking views of the surrounding peaks .

The highlights

  • 2 days of trail running at over 3000m
  • The Aiguille de la Grande Sassière, the highest peak in the Alps accessible on foot
  • Supervision by a qualified guide specializing in trail running techniques
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Photos

Sport

Level

Trail running

Confirmed

Levels

Trail running
Beginner
For those looking to discover trail running. You run for one hour twice a week and have no particular mountain experience. You will cover distances of 10 to 15 km, with an elevation gain of around 800 m per day, on smooth trails or alpine pastures.
Intermediate
For those with an UTMB Index of 350 (as a reference point), you will run twice a week and complete a few long runs. You will undertake 4–5 hour outings covering roughly 15 to 20 km per day, with 1,000 m of elevation gain on narrow trails.
Confirmed
For those with an UTMB Index of 450 or higher (as a guideline), you will run 2 to 3 times a week, including at least one long run. You will complete 4- to 6-hour outings covering approximately 25 km and 1,500 m of elevation gain per day, traversing runnable trails, alpine pastures, and narrow paths.
Advanced
You have an UTMB Index of 500 or higher and run 3 to 4 times a week, including at least one long run. You have previously completed trail runs of at least 30 km with 1,700 m of elevation gain. You will be undertaking daily 7-hour outings covering approximately 35 km and 2,000 m of elevation gain across varied terrain, including runnable trails, alpine pastures, scree slopes, and snow patches.
Expert
You have an UTMB Index of 550 or higher and run 4 to 5 times a week, including one long run (2–3 hours). You have previously completed trail runs of at least 40 km with 2,000 m of elevation gain. You will undertake outings lasting approximately 8 hours, covering around 35 km and 2,500 m of elevation gain per day across scree slopes, ridges, off-trail terrain, snow patches, and more.
For those with an UTMB Index of 450 or higher (as a guideline), you will run 2 to 3 times a week, including at least one long run. You will complete 4- to 6-hour outings covering approximately 25 km and 1,500 m of elevation gain per day, traversing runnable trails, alpine pastures, and narrow paths.

In figures

Trail and road running

  • Average duration/day: 5h
  • Average distance/day: 13 km
  • Average daily elevation gain: 1250 m
  • Average daily descent: 1300 m
  • Exposed Passages: Yes

Management

During this stay, a supervisor will be present to guide and assist you.
Band : 1 supervisor for 4 to 8 people
Languages ​​spoken:
🇫🇷
French
Supervisor

Jean Luc and his team

Qualified guides and lovers of the great outdoors, Jean Luc and his team design immersive itineraries in the Alps and beyond. Attentive, skilled teachers, and mindful of each individual's pace, they guide you on a profound exploration of the mountains: hiking, nature, culture, and connecting with the environment. Powerful human experiences, designed to blend exertion, serenity, and wonder.

Supervision provided by a Mountain Leader (AMM), with theoretical input on running in mountain environments. You will discover, in particular, Dynamic Joint Stacking (DJS) techniques, taught by your guides trained alongside Fred Brigaud , a renowned osteopath and trail running expert.

Program

Day 1
Day 2
  • map

    Val d'Isère - Grand Cocor - Refuge

    • Activity Trail and road running
    • Duration of the activity 3h
    • Distance 11 km
    • Positive elevation gain 1000 m
    • Negative elevation 800 m
    • Accommodation Refuge
    • Breakfast not included
    • Lunch not included
    • Dinner included

    We'll meet at Pont Saint Charles after leaving Val d'Isère, then we'll head up towards the Grand Cocor, which rises to just over 3,000 meters. This first summit offers a magnificent view of the Italian lakes. After following the Malpasset Gorge and passing the refuge at 2,300 meters, where you can leave your belongings, we'll loop back to the refuge. There, a delicious meal awaits you in a warm and welcoming atmosphere.

    Day 1

Accommodation

🏔️ Mountain refuge - Day 1
  • 🏔️ Mountain refuge - Day 1
  • 🏔️ Mountain refuge - Day 1
  • 🏔️ Mountain refuge - Day 1
🏔️ Mountain refuge - Day 1

Access

Departure
pont saint charles, Val d'Isère
Day 1 : 08h00
End of stay
pont saint charles, Val d'Isère
Day 2 - 16h00

Go to the starting point

Access by car
Travel to the place of stay with parking available
  1. Take the train to Bourg Saint Maurice station, then a shuttle to Val d'Isère.
  2. By car, to the Saint Charles Bridge
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Price details

The price includes

  1. Dormitory accommodation in a mountain refuge
  2. Supervision by a state-certified mountain guide from our team
  3. Half-board in a mountain refuge
  4. Picnic on Day 2
  5. Mandatory transportation included in the program
  6. Theoretical input on mountain running with an explanation of EAD (Dynamic Joint Stacking) techniques - your guides were trained with Fred Brigaud, osteopath and trail running specialist

The price does not include

  1. Cancellation/interruption of stay/lost luggage insurance and rescue assistance
  2. Drinks and personal expenses
  3. Tips

Options

  1. Flex fare and insurance

Practical information

Specific formalities
Equipment

They traveled with us

Discover the authentic experiences of our travelers
4/5
(1 reviews)
At Decathlon, the reviews are reliable.
Reviews displayed in reverse chronological order
J

Julien

august 2026
Translated from French
A truly wonderful sporting and human experience in a breathtaking setting! Please note: the organization may differ significantly between that advertised on Decathlon Travel and that implemented on site.
Published on 25/08/2026
DT
Decathlon Travel's response
Translated from French

Good morning,

Thank you so much for your feedback! We are delighted that you enjoyed this sporting and human adventure in this magnificent setting.

We have taken note of your comment regarding the discrepancy between the program advertised on Decathlon Travel and the reality on the ground. While adjustments may sometimes be necessary, we strive to ensure that the actual experience remains as close as possible to the information provided.

Looking forward to joining you on a future outing!

They traveled with us

Discover the authentic experiences of our travelers
4/5
(1 reviews)
At Decathlon, the reviews are reliable.
Reviews displayed in reverse chronological order
J

Julien

august 2026
Translated from French
A truly wonderful sporting and human experience in a breathtaking setting! Please note: the organization may differ significantly between that advertised on Decathlon Travel and that implemented on site.
Published on 25/08/2026
DT
Decathlon Travel's response
Translated from French

Good morning,

Thank you so much for your feedback! We are delighted that you enjoyed this sporting and human adventure in this magnificent setting.

We have taken note of your comment regarding the discrepancy between the program advertised on Decathlon Travel and the reality on the ground. While adjustments may sometimes be necessary, we strive to ensure that the actual experience remains as close as possible to the information provided.

Looking forward to joining you on a future outing!
E
Decathlon Travel Partner

Our partner team

4.5/5 (304 reviews) • 94 stays
Spécialiste des Alpes à la croisée de la France, de la Suisse et de l'Italie, notre partenaire local est une agence à taille humaine dédiée aux voyages de montagne. Fort d'une longue expérience de terrain, il conçoit des itinéraires testés et validés pour vous mener au cœur d'espaces sauvages, loin des sentiers battus. Engagé pour un tourisme respectueux, il privilégie l'économie locale et une empreinte environnementale limitée. Ses guides et accompagnateurs diplômés, véritables passionnés du terroir, vous garantissent une immersion authentique et sécurisée dans les massifs alpins les plus préservés.
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