4.6
(6)
53
hikers
10
hikes
Best mountaineering trails Clavans-En-Haut-Oisans are situated in the heart of the French Alps, characterized by high mountain passes, glacial lakes, and rugged peaks. The terrain features significant elevation changes, with routes often traversing alpine meadows, rocky slopes, and forested valleys. This region offers a challenging environment for mountaineers, with diverse landscapes ranging from exposed ridges to sheltered refuges.
Last updated: May 20, 2026
5.0
(2)
14
hikers
20.9km
11:06
1,740m
1,740m
Hard mountaineering route. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
5.0
(1)
7
hikers
16.7km
04:54
440m
440m
Moderate mountaineering route. Good fitness required. Mostly accessible paths. Sure-footedness required.

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5.0
(1)
5
hikers
8.57km
03:33
710m
710m
Moderate mountaineering route. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
3.0
(1)
4
hikers
6.32km
02:33
470m
470m
Moderate mountaineering route. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
4
hikers
3.53km
02:19
420m
420m
Hard mountaineering route. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
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The piste roundabout is a key point of the Alpe d’Huez resort. It is located at the start of several ski lifts.
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On the GR 54 Tour de Ecrins tour, stage 11 and 1st photo of the view from the 12th and last day's stage.... the refuge is very good and highly recommended, the lake was unfortunately too cold for us, but beautiful to look at and the tour overall fantastic!
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The most beautiful hill to climb in these areas.
12
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The parking lot is quite large, it is an ideal starting point for hiking
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Sublime, be careful of those who fear the cold, the water and freeze because it is a glacier lake and in the evening, good down otherwise you will freeze even in summer
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A wonderful welcome at the Refuge des Clos, a short stop with an omelet and croque-monsieur. Excellent, I recommend it.
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There are over 15 mountaineering routes around Clavans-En-Haut-Oisans, offering a range of experiences from moderate to difficult. The region is known for its challenging terrain in the French Alps.
The mountaineering routes in Clavans-En-Haut-Oisans are primarily categorized as moderate or difficult. There are 11 moderate routes and 7 difficult routes, ensuring options for various skill levels, though beginners should seek guided tours or stick to easier sections.
Yes, several routes are circular. For example, the Col de la Croix de Fer (Iron Cross Pass) loop from Col de la Croix-de-Fer is a moderate 13.2 km loop. Another option is the Lake Lérié – Black Lake loop from Besse, a more challenging 16.9 km route.
The best season for mountaineering in Clavans-En-Haut-Oisans is generally from late spring to early autumn (June to September). During this period, snow has largely melted from higher altitudes, and weather conditions are more stable, making routes more accessible and enjoyable. Always check local weather forecasts before heading out.
While many routes are challenging, there are moderate options. The Col de la Croix de Fer (Iron Cross Pass) loop from Saint-Jean-d'Arves is a moderate 10.3 km route that offers a good introduction to the region's alpine environment without extreme difficulty. It's always recommended to assess your fitness and experience before choosing a route.
Many routes in the region offer stunning views of the French Alps. The Muzelle Refuge – Lake Lauvitel loop from Venosc is known for its panoramic views of alpine lakes. The Waterfall – Muzelle Refuge loop from Champ du Moulin also provides high-alpine scenery, including impressive waterfalls.
The region is rich in natural beauty. You can encounter stunning mountain passes like Col de la Croix de Fer and serene alpine lakes such as Lake Lérié and Black Lake. Many routes also feature dramatic waterfalls and expansive alpine meadows.
The duration varies significantly based on the route's length and difficulty. Moderate routes, like the Col de la Croix de Fer loop, can take around 4 to 5 hours. More difficult and longer routes, such as the Muzelle Refuge – Lake Lauvitel loop, can require over 11 hours to complete.
While many routes are well-known, exploring paths that lead to less frequented spots can offer a unique experience. Consider routes that venture into the more remote sections of the Écrins National Park, which borders the area, for a sense of solitude and untouched alpine wilderness.
The mountaineering routes in Clavans-En-Haut-Oisans are highly rated by the komoot community, with an average score of 4.5 stars from over 20 reviews. Reviewers often praise the challenging ascents, the stunning high-alpine scenery, and the rewarding views of glacial lakes and rugged peaks.
Parking availability varies by trailhead. Many popular starting points, especially those near villages or mountain passes like Col de la Croix-de-Fer, typically have designated parking areas. However, during peak season, these can fill up quickly, so arriving early is advisable.
Generally, permits are not required for day mountaineering in the Clavans-En-Haut-Oisans area. However, if your route enters the Écrins National Park, specific regulations may apply, especially for bivouacking or certain protected zones. Always check the latest regulations from the national park authority if you plan an overnight stay or venture into sensitive areas.


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