4.7
(7)
97
hikers
9
hikes
Mountaineering routes Gilly-Sur-Isère are situated in the Savoie department of the Auvergne-Rhône-Alpes region, offering access to diverse mountainous landscapes. The area serves as a gateway to prominent valleys and massifs, including the Massif des Bauges, which is a regional natural park. Its strategic location provides proximity to higher alpine environments and iconic peaks like Mont Blanc and Aiguille du Midi. The terrain features a mix of foothills and alpine settings, providing varied opportunities for mountaineering.
Last updated: May 20, 2026
3.0
(1)
32
hikers
10.0km
04:34
890m
890m
Moderate mountaineering route. Good fitness required. Mostly accessible paths. Sure-footedness required.
5.0
(1)
17
hikers
Moderate mountaineering route. Good fitness required. Mostly accessible paths. Sure-footedness required.

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10
hikers
12.3km
05:20
990m
990m
Hard mountaineering route. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
5.0
(1)
8
hikers
6.05km
03:44
690m
690m
Moderate mountaineering route. Good fitness required. Mostly accessible paths. Sure-footedness required.
5
hikers
17.8km
06:39
1,040m
1,040m
Hard mountaineering route. Very good fitness required. Mostly accessible paths. Sure-footedness required.
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A pass in the heart of the Bauges Massif, the core zone of the nature reserve, with beautiful views, including the Arcalod, the highest peak of the massif, with good chances of spotting marmots below.
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Amazing views on mount blanc, lac d’ annecy and more beautiful landscape! 😍 Attention, only take the path across the ridge to the chalet de L’Alpettaz if you are a really experienced hiker and like to get some adrenaline. It is super narrow and partly really dangerous. After finishing the dangerous part there is high grass through which the hike continues.
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Located on the heights of Lake Annecy, this family-friendly resort is open winter and summer. Among the sports facilities are cycling trails that lead to discovering local heritage and expertise.
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As you climb the challenging trail to the top of Petite Sambuy, you’ll be rewarded with breathtaking panoramic views across the Tarentaise Valley. This iconic peak, nestled in the heart of the magnificent French Alps, offers a truly awe-inspiring experience. From the summit, you’ll be able to admire the snow-capped mountains, picturesque villages and winding rivers that characterise the region.
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Access is quite physical but you are largely rewarded by the sumptuous 360° landscapes once at the top 🤩
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It is a tricky short walk that takes longer than stated. We needed to scramble on parts of the ascent along a mountain ridge on the very thin trail, and the path was not always obvious on some of the ridge sections. The descent is also very steep towards the end, though thankfully this very steep section is fairly short. The lake was more of a quagmire when we walked it in early September. Not your usual crystal clear mountain lake and not particularly photogenic! Enjoyable, but for the length of the walk I would say it’s a harder intermediate.
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Cable car = worth every 💰 👍 Ascent and descent steep and arduous, dangerous when wet! Lots of rubble on the paths
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magnificent vision (If the weather is clear)🫣
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There are over 10 mountaineering routes documented around Gilly-Sur-Isère, offering a range of experiences from moderate to difficult ascents.
Yes, the region offers several moderate routes. For example, the Mountain Cow loop from Seythenex is a moderate 6-mile (9.7 km) trail that takes around 4 hours 30 minutes, offering views of alpine pastures. Another moderate option is the Col d'Orgeval loop from Réserve biologique intégrale du Haut Chéran, which traverses varied terrain within a protected biological reserve.
The terrain around Gilly-Sur-Isère is diverse, ranging from the foothills of the Massif des Bauges to higher alpine environments. You'll encounter a mix of forests, alpine pastures, rocky sections, and potentially high mountain lakes, providing varied opportunities for different levels of mountaineering.
Absolutely. For those seeking a more demanding experience, routes like the Lac de Lavouet – Lac Sans Fond loop from La Bâthie present a significant challenge. This difficult 11.9-mile (19.2 km) trail leads through high mountain lakes and involves over 1,100 meters of elevation gain, typically taking over 7 hours to complete.
The region is rich in natural beauty. You might encounter impressive summits like La Belle-Étoile or Dent of Cons. There's also a charming Small Waterfall by the Stream and the scenic Tamié Pass. The Notre-Dame de Tamié Abbey is also a significant cultural landmark in the vicinity.
Yes, many routes in the area are circular, allowing you to start and end at the same point. Examples include the Dent of Cons – Alpettaz Pass loop from Fort de la batterie Marthod, a difficult 7.7-mile (7.7 km) route, and the Croix Perillet and Chevron loop from Plancherine, another challenging option.
The best time for mountaineering typically spans from late spring to early autumn (May to October), when trails are generally free of snow and weather conditions are more stable. However, the diverse terrain means some lower-altitude routes might be accessible earlier or later, while higher alpine areas require careful planning and appropriate gear, especially outside peak summer months.
While Gilly-sur-Isère is well-connected, direct public transport to specific remote trailheads for mountaineering can be limited. It's advisable to check local bus schedules or consider carpooling for easier access to many starting points, especially those deeper within the Massif des Bauges or other valleys.
Yes, the region, particularly within the Massif des Bauges, features mountain huts and refuges such as the Drison Refuge and Chalet de la Bouchasse. These provide essential support for mountaineers, offering places to rest and resupply during longer treks or multi-day ascents.
The mountaineering routes around Gilly-Sur-Isère are highly rated by the komoot community, with an average score of 4.7 stars from numerous reviews. Reviewers often praise the diverse alpine environments, the access to major peaks, and the variety of options suitable for different ability levels.
Yes, several routes can be completed within a half-day. For instance, the moderate Mountain Cow loop from Seythenex takes approximately 4 hours 30 minutes, making it a good option for a shorter outing.


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