4.7
(57)
4,124
riders
30
rides
Road cycling around Lassur offers routes through the mountainous terrain of the Ariège Pyrenees, characterized by significant elevation changes and diverse landscapes. The region features numerous challenging mountain passes, known as "cols," alongside verdant valleys and extensive forests. Cyclists can navigate roads that ascend to panoramic viewpoints or explore gentler paths in the foothills. This area provides a varied backdrop for road cycling, from high-altitude climbs to scenic valley routes.
Last updated: May 24, 2026
4.7
(6)
399
riders
58.2km
03:33
1,530m
1,530m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
4.0
(1)
132
riders
89.0km
05:05
1,930m
1,930m
Hard road ride. Very good fitness required. Some segments of this route may be unpaved and difficult to ride.

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4.0
(2)
36
riders
42.8km
02:35
1,060m
1,060m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
5.0
(1)
27
riders
29.6km
01:41
610m
610m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
15
riders
55.8km
03:27
1,300m
1,300m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
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to do when the quarry is closed
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There are several fountains and public pools with pure thermal water to warm your feet after the descent.
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The Col de Marmare-Chioula is an 18.6-kilometer long Category 1 pass. It is located in Luzenac.
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The Col de Marmare from Luzenac is a climb in the Ariège region. It is 16.8 kilometers long and climbs 828 meters.
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The Col du Chioula from Prades is a climb in the Ariège region. It is 2.3 kilometers long and climbs 72 meters.
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Nice relax and shower stop in the swimming pool by Parc de'Espagne. Also a hose to clean the bikes in park near the gondola lift entry.
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The Col de Pailhères isn't the most well-known of the Pyrenean passes, yet it's a concentration of everything cyclists are looking for. From Ax-les-Thermes, the slopes of this hors catégorie route constantly vary, requiring constant adjustments to finish at an altitude of over 2,000 meters in a superb setting.
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Very good route to do in spring or summer
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There are over 20 road cycling routes around Lassur, offering a variety of experiences from moderate to difficult. The region is known for its challenging mountain passes and scenic valley roads.
The Ariège Pyrenees, including Lassur, are best for road cycling during the warmer months, typically from late spring through early autumn. This period offers more favorable weather for tackling the high mountain passes and enjoying the verdant valleys and summer meadows.
While many routes feature significant elevation changes, there are a few easier options. For a more leisurely experience, the region offers 'La Voie Verte' (Greenways), which are converted railway lines now serving as bike paths. These provide a gentler way to explore the valleys and charming medieval towns, suitable for families.
Road cycling around Lassur is characterized by mountainous terrain with significant elevation changes. You'll encounter challenging 'cols' (mountain passes) that frequently feature in the Tour de France, as well as scenic roads through verdant valleys, extensive forests, and high-altitude pastures.
The road cycling routes in Lassur are highly rated by the komoot community, with an average score of 4.8 stars from over 70 reviews. Cyclists often praise the dramatic Pyrenean landscapes, the challenge of the mountain passes, and the rewarding panoramic views at summits like Plateau de Beille.
Yes, many routes offer stunning views and pass by significant landmarks. For example, the Plateau de Beille – Les Cabannes loop from Aston rewards cyclists with a 180-degree panoramic view of the Pyrenees. You might also encounter the Col de Marmare (1361 m), offering significant elevation gain and stunning vistas.
Beyond cycling, the region offers numerous attractions. You can visit the spa town of Ax-les-Thermes for relaxation, explore historical sites like the Cathar castle of Montségur, or discover natural wonders such as the Grotte de Lombrives or the subterranean river of Labouiche. The Mount Fourcat also offers impressive views.
Parking is generally available in the towns and villages that serve as starting points for many routes, such as Luzenac or Ax-les-Thermes. Specific parking information for individual trailheads may vary, so it's advisable to check local signage.
Public transport options to reach trailheads directly in Lassur might be limited due to its mountainous location. However, larger towns in the Ariège region, such as Ax-les-Thermes, are more accessible by public transport, and some cycling routes, like the Ax-les-Thermes – Pailhères Pass loop from Luzenac-Garanou, start from these more connected locations.
Yes, the region has several charming villages and towns where you can find cafes, restaurants, and accommodation. Ax-les-Thermes is a well-known spa town with amenities, and quaint villages like Camon and Mirepoix offer opportunities for refreshments and exploring medieval centers.
The Luzenac - Route des Corniches Loop is rated as a moderate route. It covers 12.6 miles (20.3 km) with an elevation gain of approximately 360 meters, offering scenic views along the Ariège Corniche Road.
This moderate 44.3 km (27.5 miles) loop offers impressive views of the Pyrenees. It features an elevation gain of over 830 meters, providing a rewarding cycling experience without the extreme difficulty of some of the higher passes, making it a popular choice for those seeking scenic beauty.


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