4.9
(7)
39
hikers
5
hikes
Mountaineering routes around Billième traverse varied terrain, from lower vineyard slopes to higher mountainous elevations. The region is characterized by significant forest cover and prominent features like the Mont de la Charvaz and the iconic Dent du Chat. These areas offer diverse trekking experiences, including technical sections for experienced mountaineers. The landscape provides a rich natural environment for outdoor pursuits.
Last updated: June 30, 2026
4.5
(4)
23
hikers
7.43km
04:00
660m
660m
Hard mountaineering route. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
5.0
(1)
8
hikers
4.51km
01:31
180m
180m
Moderate mountaineering route. Great for any fitness level. Mostly accessible paths. Sure-footedness required.

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5.0
(1)
4
hikers
8.30km
03:10
550m
550m
Hard mountaineering route. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
2
hikers
14.8km
06:13
1,010m
1,010m
Hard mountaineering route. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
5.0
(1)
2
hikers
8.97km
03:23
450m
450m
Moderate mountaineering route. Good fitness required. Mostly accessible paths. Sure-footedness required.
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Panoramic view, over the Savoyard pre-Alps, the lake, the Dent du Chat, le Revard, Croix du Nivollet and in clear weather even as far as Mont Blanc! The route does not require any particular physical condition but requires vigilance to place your feet well in order to avoid rocks and roots on the path.
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Beautiful view of the lake.
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Beautiful view of the lake.
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It's a must-see place with a magnificent view of Lake Bourget.
1
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Aerial passage via ladders with gas, not recommended for beginners. Avoid summer weekends, as crowded conditions can cause traffic jams.
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Great lake view with mountains, start of the Tunnel du Chat for cyclists.
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0
There are 5 dedicated mountaineering routes around Billième listed in this guide, offering a range of experiences from moderate to difficult. The region itself, with its varied terrain and numerous climbing sites, provides a rich environment for outdoor pursuits.
Yes, Billième offers moderate mountaineering routes. For example, the Le Molard Noir – Molard Noir Viewpoint loop from Mont du Chat is a moderate 2.8-mile path that leads to a viewpoint with panoramic vistas. Another moderate option is the Lamartine Cave – View of Lake Bourget loop from Bourdeau, which covers about 5.6 miles.
Mountaineering routes around Billième offer extensive panoramic views. From prominent summits like the Mont de la Charvaz, you can see the Avant Pays Savoyard, parts of the Alps, the Bugey region, and the Rhône river. The iconic Dent du Chat provides breathtaking vistas encompassing Lac du Bourget, Aix-les-Bains, the Chambérien basin, the Belledonne massif, and even Mont Blanc.
Yes, several routes are designed as loops. For a challenging circular route, consider the Col du Chat (Chat Pass) – Cat's Tooth loop from Bourdeau, which is 4.6 miles long. Another option is the Col du Chat (638 m) – Roc du Cornillon viewpoint loop from Bourdeau, a longer 9.2-mile trail.
Billième experiences a mountain fringe climate with distinct seasons. While specific recommendations depend on the route's difficulty, generally, late spring through early autumn offers the most favorable conditions for mountaineering, with milder weather and less snow at higher elevations. Always check local weather conditions before heading out.
The mountaineering routes in Billième are highly rated by the komoot community, with an average score of 4.8 stars. Reviewers often praise the varied terrain, from vineyard slopes to challenging mountain ascents, and the stunning panoramic views from peaks like the Dent du Chat and Mont de la Charvaz.
Yes, the region around Billième is rich in natural beauty and points of interest. You might encounter the Col du Chat (638 m), a significant mountain pass, or the picturesque Savière Canal. The area also features the Chambotte Pass, offering additional scenic vistas.
For experienced mountaineers seeking a challenge, the Dent du Chat offers technical sections equipped with cables and ladders, requiring sure-footedness. Routes like the Molard Noir Viewpoint – Le Molard Noir loop from Mont du Chat are rated as difficult, providing significant elevation gain and a demanding experience.
Absolutely. Billième is noted for its high concentration of climbing opportunities, with 19 sites within a 10-kilometer radius offering a total of 1485 routes. These include sport climbing and multi-pitch routes, catering to various skill levels, and there's even a via ferrata in the area.
The duration varies significantly by route and difficulty. Moderate paths like the Le Molard Noir – Molard Noir Viewpoint loop can take around 1 hour 30 minutes. More difficult and longer routes, such as the Col du Chat (638 m) – Roc du Cornillon viewpoint loop, typically require about 6 hours 14 minutes to complete.
Yes, the iconic Dent du Chat, which is part of the Mont du Chat massif, provides breathtaking views encompassing Lac du Bourget. The Lamartine Cave – View of Lake Bourget loop from Bourdeau is another route that offers scenic views of the lake.


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