4.4
(31)
3,818
riders
3
rides
No traffic touring cycling routes around Lac de Port Bielh are situated within the Hautes-Pyrénées region, characterized by its rugged granitic massifs, high cliffs, and numerous glacial lakes. While Lac de Port Bielh itself is a high-mountain glacial lake primarily for hiking, the surrounding area offers extensive cycling opportunities through valleys and up challenging mountain passes. The landscape features a unique subpolar ecosystem with diverse flora and fauna, providing varied terrain for touring cyclists.
Last updated: May 17, 2026
9
riders
8.54km
01:03
340m
340m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
6
riders
8.63km
00:48
340m
340m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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18
riders
6.09km
00:46
280m
280m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
43
riders
38.9km
03:38
1,030m
1,030m
Hard bike ride. Very good fitness required. You may need to push your bike for some segments of this route.
8
riders
21.4km
01:52
750m
750m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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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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Large car park at the foot of the Tourmalet, there is a bike park here and there are opportunities to walk to the Néouveille lakes.
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The Col du Tourmalet... a pass that was a real challenge for me! It climbs continuously for 20 km without any real respite... With the end getting a bit tougher, especially mentally!
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Octave Lapize, the first to climb it on a bike during the tour. Check out the history, it's unmissable.
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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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A beautiful lake, the tour is easy to do!
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Very worth seeing, you have to see it
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There are several dedicated no-traffic touring cycling routes in the broader region around Lac de Port Bielh, offering a mix of moderate and difficult challenges. This guide features 5 routes, including options like the challenging Lake Oncet – Pic du Midi de Bigorre loop from Col du Tourmalet and the moderate Col du Portet (2,215 m) – Portet Pass loop.
The best time for touring cycling in the Hautes-Pyrénées, including routes near Lac de Port Bielh, is typically from late spring to early autumn (May to October). During these months, mountain passes are generally clear of snow, and the weather is more stable. July and August are particularly popular, with some roads like Col de Portet occasionally reserved exclusively for cyclists.
While Lac de Port Bielh itself is in a rugged, high-mountain area, the broader Hautes-Pyrénées region offers varied terrain. For less strenuous options suitable for families, consider exploring parts of the Vélosud (V81) itinerary in the foothills, which features gentler gradients and dedicated cycle paths. The routes in this guide, such as the Tournaboup loop from Barèges, are generally moderate to difficult and better suited for experienced touring cyclists.
The routes in this guide are characterized by significant elevation changes, typical of the Pyrenees. For example, the Lac de Payolle – Lac de Payolle loop involves over 1,000 meters of ascent. You will encounter challenging mountain passes, steep climbs, and rewarding descents, often on well-maintained roads that are occasionally traffic-free or have very low vehicle density. The landscape is dominated by granite massifs and stunning valley views.
Cyclists can enjoy dramatic landscapes including glacial lakes (though Lac de Port Bielh itself requires hiking), granite ridges, and high cliffs. The region is part of the Néouvielle National Nature Reserve, known for its unique subpolar ecosystem and diverse flora and fauna. Iconic mountain passes like Col de Portet offer breathtaking panoramic views of the surrounding mountains and valleys.
Yes, several routes in this guide are designed as loops. For instance, you can explore the Lake Oncet – Pic du Midi de Bigorre loop from Col du Tourmalet or the Tournaboup – Barèges Village loop from Barèges. These circular routes allow you to start and end at the same point, making logistics easier.
The area is highly rated by the komoot community, with an average score of 4.77 stars from 39 ratings. Reviewers often praise the challenging climbs, the stunning panoramic views from mountain passes, and the sense of accomplishment after conquering iconic routes. The quiet, traffic-free sections are particularly appreciated for an immersive cycling experience amidst the dramatic Pyrenean scenery.
The routes highlighted in this guide are predominantly moderate to difficult, reflecting the mountainous nature of the Lac de Port Bielh area. For example, the Col du Portet (2,215 m) – Portet Pass loop is rated moderate, while the Lac de Payolle – Lac de Payolle loop is difficult. Beginners might find these challenging and should consider routes in the lower valleys or dedicated cycle paths like sections of the Vélosud (V81) for a gentler introduction to touring cycling in the Pyrenees.
Access to the high mountain starting points for these routes, such as Col du Tourmalet or Barèges, often requires a car or specific shuttle services, especially for cyclists with bikes. Public transport options within the Hautes-Pyrénées region can be limited, particularly to the more remote mountain passes. It's advisable to research local bus services or bike-friendly transport options in advance, especially during peak season.
While the routes themselves are often in remote, natural settings, you can find amenities in nearby villages and towns. Barèges, for example, is a village that serves as a starting point for routes like the Tournaboup loop and offers various services. Larger towns in the valleys will provide more extensive options for cafes, restaurants, and accommodation. Always plan your stops, especially on longer routes, as services can be sparse in the higher elevations.
Yes, cycling in the Hautes-Pyrénées requires careful preparation. Be aware of rapid weather changes, especially at higher altitudes, and carry appropriate gear for varying conditions. Some roads may have steep descents requiring good bike handling skills. Always check local weather forecasts and road conditions before heading out. While these routes aim for low traffic, remain vigilant, especially on shared sections of road.


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