• Crossing the Chartreuse mountains by trail
  • Crossing the Chartreuse mountains by trail
  • Crossing the Chartreuse mountains by trail
  • Crossing the Chartreuse mountains by trail
  • Crossing the Chartreuse mountains by trail
  • Crossing the Chartreuse mountains by trail
Chartreuse Mountains / Isère

Crossing the Chartreuse mountains by trail

4/5 (2 reviews)
Réf : QRXGUR

In summary

  • Sports
    Trail running
  • Duration
    3 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
    Chartreuse Mountains / Isère
  • Age
    From 18 - 90 years
  • CO₂-Emissions
    27.34 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
    🇬🇧
    English

In a few words

Head to the Chartreuse Mountains for a trail running traverse of the southern Chartreuse range ! This 3-day active trip will take you through the forests, alpine pastures, and panoramic peaks of this protected natural area . It's the perfect way to discover the most beautiful part of the massif. A challenging first day with plenty of elevation gain will get you warmed up. You'll stay in comfortable accommodations to rest and fully enjoy the experience. You'll be guided by a trail running specialist and will run in a group of no more than 8 people, based on your ability level. The 5- to 7-hour outings each day will allow you to work on various trail running techniques . Alternative routes may be offered to group members to add more elevation gain and summits to this traverse.

The highlights

  • Longer outings adapted to your level to enjoy the scenery
  • A trail running holiday 100% accessible by train from Grenoble station
  • Technical workshops (poles, downhill technique, effort management, etc.) to help you progress
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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.

The expert's opinion

Prerequisites: You regularly practice running (at least 3 outings of 1h30 per week) and you occasionally do a long run of more than 4 hours on trails.

You regularly practice other endurance sports (cycling, cross-country skiing, etc.) as well as mountain hiking.

Technical terrain: Rolling trails, alpine pastures, small paths and scree crossings. Possibility of crossing a ridge or a slightly exposed ledge.

UTMB Index required: 400

The UTMB index level is given as a guide and indicates, according to our team, the score to reach to get the most out of this training course. More info on the UTMB index

In figures

Trail and road running

  • Average duration/day: 6h30
  • Average distance/day: 25 km
  • Average daily elevation gain: 1800 m

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
🇬🇧
English
Un Accompagnateur de Moyenne Montagne (AMM) spécialisé trail.

The instructor is an experienced professional who will ensure you have an unforgettable stay.

Management

Security

The trails used are all safe and the guide is careful to maintain a cohesive group.
Learn more about supervision

Program

Day 1
Day 2
Day 3

  • From Grenoble to Col de Porte (approx. 24 km — 2,200 D+)

    • Activity Trail and road running
    • Duration of the activity 6h
    • Distance 25 km
    • Positive elevation gain 2199 m
    • Accommodation Hostel
    • Breakfast not included
    • Lunch not included
    • Dinner included

    Meet at 10:30 am at Grenoble train station.


    10:30am-5:30pm: Hike-run towards the Col de Porte . Passing by the Bastille , the Fort du Saint-Eynard and the Tour du Chamechaude (optional ascent).


    5:30pm: Arrival and check-in at the accommodation where our luggage is waiting for us.


    7:30 pm: Dinner and overnight stay at the Col de Porte, high in the mountains in a charming, comfortable inn, in shared rooms for 2 to 5 people.

    Day 1

Accommodation

During this stay, you will sleep in several different accommodations.

Access

Departure
Grenoble
Day 1 : 10h30
End of stay
Grenoble
Day 3 - 16h30
The group will separate at 4:30 pm at Grenoble train station.

Go to the starting point

Access by train
Take the train toGare de Grenoble
Access by car
Travel to the place of stay Find out about parking options nearby
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Price details

The price includes

  • supervision by a mountain guide specializing in trail running
  • Full board from the first evening of the internship to the last midday of the internship
  • your transport and the transport of your luggage during your stay

The price does not include

  • lunch on the first day
  • drinks and personal expenses
  • cancellation and repatriation insurance
  • your transportation to the meeting point and from the end-of-internship location

Options

  1. Flex fare and insurance

Practical information

Specific formalities
Equipment

They traveled with us

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

Dorian

june 2025
Translated from French
A sporty weekend in a great setting and a great atmosphere
Published on 17/06/2025
A

Alexandre

may 2024
Published on 03/06/2024

They traveled with us

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

Dorian

june 2025
Translated from French
A sporty weekend in a great setting and a great atmosphere
Published on 17/06/2025
A

Alexandre

may 2024
Published on 03/06/2024
The Clément team
Decathlon Travel Partner

The Clément team

4.9/5 (130 reviews) • 119 stays
Spécialiste de l'organisation de séjours et stages de trail depuis 2016, notre partenaire local vous invite à explorer les plus beaux sentiers de France en courant. Son équipe d'encadrants, composée de traileurs de haut niveau et d'accompagnateurs en montagne diplômés, met son expertise au service de votre progression. Que vous soyez débutant souhaitant s'initier ou expert en quête d'un « week-end choc » ou d'une reconnaissance de course, chaque itinéraire est conçu pour s'adapter à votre rythme. Du séjour itinérant au stage technique, l'objectif reste le même : partager les secrets de la discipline et optimiser vos performances au cœur de terrains de jeux exceptionnels.
Discover their team and their trips
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