Mountain passes around Cadeilhan-Trachère, located in the Hautes-Pyrénées department of France, provide access to notable routes within the Pyrenees. The region is characterized by its mountainous terrain, offering various ascents and scenic viewpoints. These passes are recognized for their role in cycling events and their connection between valleys. The area presents diverse landscapes, from forested sections to alpine environments at higher elevations.
Last updated: July 10, 2026
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I ride this pass once a month by mountain bike since November 2025, this pass is closed to cars because of the snow but what a chance to see deer and does running in the snow. 😉
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A family-friendly walk with magnificent views of several lakes. The Bastanet Pass and the peak are not far away if you have good footwear.
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Difficult pass at first, especially in the heat. Easier after the first third. Be careful of the unlit tunnel 1 km from the summit. For added peace and quiet, the road leading up to the pass is closed to traffic from 4 p.m. to 6 p.m.
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Passes reserved for cyclists 9-12 p.m. this Monday 07/15, happiness!
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Culminating at 2,215 meters above sea level, it is the highest pass in the Pyrenees taken by a road. Overlooking the village of Saint-Lary Soulan, it offers a lovely panorama of the valley.
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The Col d'Azet is a road mountain pass located at 1,585 meters above sea level. It allows you to go from the Aure valley to the Louron valley. It is one of the 34 passes connected by the famous pass road.
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The Hourquette d'Ancizan is a classic pass of the Pyrenees and the Tour de France which culminates at 1,564 meters above sea level. Its ascent from the village of Ancizan is 10.3 kilometers long for an average of 7.83% average with passages at 11%. The climb from Campan is longer and includes an average of around 4%. It takes place in the heart of a beautiful forest and passes not far from Lake Payolle.
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Located in the Louron valley, the Col d'Azet peaks at an altitude of 1,580 meters. This passage connects the village of Loudenvielle and that of Azet on the heights of Saint-Lary-Soulan. The ascent from Lake Génos is 7.5 kilometers for an average of 8.3% with some passages at 13%.
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The region around Cadeilhan-Trachère offers several significant mountain passes. Among them are the Hourquette d'Ancizan, a classic Pyrenean route, and the Col de Val Louron-Azet, known for its challenging ascent. The Portet Pass is one of the highest accessible by road, offering extensive panoramic views. Further afield, the legendary Col de Peyresourde and the iconic Col du Tourmalet are also within reach, both famous for their Tour de France history.
The mountain passes around Cadeilhan-Trachère are characterized by challenging ascents and varied terrain. For instance, the climb to Col de Val Louron-Azet from Lake Génos features an average gradient of 8.3% with sections reaching 13%. The Portet Pass is considered one of the most difficult in the Pyrenees, with sustained steep percentages. Even the Hourquette d'Ancizan has an average gradient of 7.83% from Ancizan. These passes offer demanding experiences, particularly for cyclists, with landscapes ranging from lush valleys and forests to more alpine environments at higher elevations.
Visitors to the mountain passes near Cadeilhan-Trachère can expect breathtaking natural features and panoramic viewpoints. The Portet Pass, for example, offers magnificent panoramic views of the valley. The Col de Val Louron-Azet provides picturesque views of the surrounding valleys and mountains. The Port de Balès is known for its wilder, unspoiled character and extensive panoramic views of the Pyrenean peaks. The Col du Tourmalet, as the highest road pass in the French Pyrenees, offers spectacular vistas of the high mountains.
The mountain passes around Cadeilhan-Trachère are a prime destination for outdoor activities, especially cycling. Many passes, like the Col de Peyresourde and Col du Tourmalet, are legendary climbs featured in the Tour de France. You can find numerous cycling routes, such as the "Col d'Aspin – Col d'Aspin West Approach loop from Vignec" or the "Vignec – Portet Pass loop from Cadeilhan-Trachère." For more cycling options, explore the Cycling around Cadeilhan-Trachère guide.
Yes, the area around Cadeilhan-Trachère offers a variety of hiking opportunities near the mountain passes. You can find trails ranging from easy to difficult, such as the "Caneilles Loop Trail" or the more challenging "Vignec – Les Granges de Lias loop from Saint-Lary-Soulan." For those seeking more strenuous treks, there are also mountain hiking routes like the "Arbizon loop from Aulon." Discover more hiking options in the Hiking around Cadeilhan-Trachère guide and the Mountain Hikes around Cadeilhan-Trachère guide.
The best time to visit the mountain passes around Cadeilhan-Trachère is typically during the warmer months, from late spring to early autumn (roughly May to October). During this period, the passes are generally free of snow, making them accessible for cycling, hiking, and scenic drives. Summer offers the most stable weather, though afternoon thunderstorms can occur. Always check local weather conditions and road status before planning your trip, especially for higher passes like the Col du Tourmalet, which can open later in the season.
While many mountain passes in the region present challenging ascents, some areas offer more accessible sections or nearby attractions suitable for families. For instance, the Louron Valley, situated between Col de Peyresourde and Col de Val Louron-Azet, hosts the Balnéa spa complex, which can be a relaxing family activity after a scenic drive. When planning, look for routes with gentler gradients or shorter distances, and consider areas around lakes or villages at the base of the passes for family-friendly walks and picnics.
Many of the prominent mountain passes around Cadeilhan-Trachère, such as the Col de Val Louron-Azet and Portet Pass, are known for their challenging gradients and are generally more suited for experienced cyclists and hikers. However, some ascents, like the climb to the Hourquette d'Ancizan from Campan, are longer with a more moderate average gradient (around 4%), making them potentially more accessible for beginners looking for a scenic experience. It's advisable for beginners to choose shorter, less steep sections or explore the valleys and lower-elevation trails before tackling the major passes.
Parking options for accessing mountain trails and passes around Cadeilhan-Trachère vary by location. Generally, you can find designated parking areas in villages at the base of the passes or at specific trailheads. For example, when accessing the Hourquette d'Ancizan, you might find parking near the villages of Ancizan or Payolle. For the Portet Pass, parking might be available near Saint-Lary-Soulan or at the Col de Portet itself. Always look for official parking signs and be mindful of local regulations, especially during peak season.
Many trails and natural areas around the mountain passes near Cadeilhan-Trachère are dog-friendly, but it's crucial to check specific regulations for each area, especially within national parks or protected reserves. When hiking with your dog, always keep them on a leash, especially in areas with livestock (like the cows mentioned near Portet Pass) or wildlife. Ensure you carry enough water for both yourself and your dog, and always clean up after your pet.
Visitors frequently praise the stunning scenery, challenging climbs, and rich cycling history of the mountain passes around Cadeilhan-Trachère. Many appreciate the sense of accomplishment after conquering passes like the Portet Pass, which offers magnificent panoramic views. The Hourquette d'Ancizan is often described as a 'real gem' and a 'beautiful alternative' to more crowded routes, with its wild forest and pastoral areas. The presence of peaceful herds of cows and sheep also adds to the natural charm and unique experience.
Yes, several mountain passes in the region hold significant historical and cultural importance, particularly within the world of cycling. The Col de Peyresourde and Col du Tourmalet are legendary passes, regularly featured in the Tour de France, making them iconic for cycling enthusiasts. Near the summit of the Col du Tourmalet, you'll find a statue of Octave Lapize, the first rider to cross the pass in the Tour de France, adding to its historical allure. These passes are not just natural wonders but also monuments to sporting history.


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