Réserve Naturelle de la Grande Sassière
Réserve Naturelle de la Grande Sassière
4.6
(96)
6,717
riders
24
rides
Road cycling routes around Réserve Naturelle de la Grande Sassière navigate a dramatic high-mountain environment characterized by alpine landscapes, glacial features, and rocky outcrops. The region features significant elevation changes, offering demanding ascents and descents. While cycling within the core reserve is restricted, the surrounding mountainous roads provide challenging routes with views of peaks like the Aiguille de la Grande Sassière and Tsanteleina. This area is defined by its high-altitude terrain, clear mountain streams, and vast meadows.
Last updated: May 4, 2026
4.8
(13)
758
riders
48.8km
02:46
1,110m
1,110m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
4.2
(6)
651
riders
91.9km
05:23
2,280m
2,280m
Hard road ride. Very good fitness required. Some segments of this route may be unpaved and difficult to ride.

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5.0
(3)
558
riders
88.3km
05:29
2,480m
2,480m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
69
riders
19.2km
01:05
430m
430m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.
3.5
(2)
17
riders
14.6km
00:55
430m
430m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
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Popular around Réserve Naturelle de la Grande Sassière
High mountain escapades — 15 peaks over 3,000m in the Alps
Hiking around Réserve Naturelle de la Grande Sassière
Cycling around Réserve Naturelle de la Grande Sassière
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Running Trails around Réserve Naturelle de la Grande Sassière

Mountain Hikes around Réserve Naturelle de la Grande Sassière
A small village at the foot of the Colde l'Iseran. Refill your water supplies at the tourist information office or refuel at the supermarket or bars.
1
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A real Very highlight, what more could you want?
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Nice and long and fairly evenly up. There are some marmots
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Steep wall connecting to the Petit-Saint Bernard road
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Splendid loops to or from La Rosière. The other route to the Col du Petit Saint-Bernard is via Montvalezan.
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At the station, you have done about 2/3 of the climb to the Petit Saint-Bernard pass from Bourg Saint-Maurice: courage!
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Superb resort, the mountains around are magnificent!
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1
There are over 25 road cycling routes around Réserve Naturelle de la Grande Sassière. These routes navigate a dramatic high-mountain environment, offering a range of experiences from moderate loops to challenging, long-distance climbs.
The road cycling routes around Réserve Naturelle de la Grande Sassière cater to various skill levels. You'll find 7 easy routes, 9 moderate routes, and 9 difficult routes, ensuring options for both less experienced riders and those seeking arduous climbs.
While road cycling in the surrounding region, you can expect stunning alpine landscapes, glacial features, and rocky outcrops. Notable natural features include the Sassière stream, the majestic Aiguille de la Grande Sassière, and picturesque bodies of water like Lake du Saut and Sassière Lake. Many routes also offer views of the Sassière Glacier.
Yes, it's important to note that cycling is generally prohibited within the core Réserve Naturelle de la Grande Sassière itself. The main exception is a carriage road leading from the parking lot to Lac de la Sassière. However, the broader region of Savoie offers numerous challenging and rewarding road biking routes outside the core reserve.
Given the high-mountain environment and glacial landscape, the best time for road cycling around Réserve Naturelle de la Grande Sassière is typically during the warmer months, from late spring to early autumn. This period offers more reliable weather conditions and ensures that high mountain passes are clear of snow.
Absolutely. The region is known for its demanding ascents and significant elevation changes, making it a prime destination for experienced road cyclists seeking a challenge. Routes like the View of the Tignes dam – La Rosière loop from Funival and the Iseran Pass – Bonneval-sur-Arc loop from Funival feature substantial elevation gain and lead through high mountain passes.
Yes, even with the challenging terrain, there are easier options available. The region offers 7 easy routes, which are generally shorter and have less demanding climbs, allowing beginners to enjoy the alpine scenery without excessive difficulty. An example of a moderate route that might be suitable for those building experience is the Col de l'Iseran – Iseran biotope loop from Funival.
The area is highly rated by the komoot community, with an average score of 4.6 stars from over 110 reviews. Road cyclists often praise the stunning alpine scenery, the challenge of the high mountain passes, and the expansive views of peaks like the Aiguille de la Grande Sassière and the Tignes dam.
Yes, many of the road cycling routes in the area are designed as loops, offering a varied experience without retracing your path. Examples include the Col de l'Iseran – Iseran biotope loop from Funival, the View of the Tignes dam – La Rosière loop from Funival, and the Iseran Pass – Bonneval-sur-Arc loop from Funival.
The routes offer impressive views of the Alps, including dramatic high-mountain environments, glacial landscapes, and clear mountain streams. You'll often see peaks like the Aiguille de la Grande Sassière and Tsanteleina, as well as expansive vistas over alpine valleys and features like the Tignes dam.
Yes, there are several routes suitable for shorter rides. For instance, the Col de l'Iseran – Iseran Pass loop from Réserve naturelle de la Bailletaz is about 23 km and can be completed in under 2 hours, offering a good option for a quicker outing.
Yes, several routes offer views of or pass near significant bodies of water. The region is characterized by turquoise glacier lakes and clear mountain streams. You can expect to see features like Lake du Saut and Sassière Lake, which provide picturesque scenery along the way.


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