5.0
(12)
2,326
riders
15
rides
Road cycling routes around Lac Tòrt d'Arrius are situated in the Val d'Aran within the Spanish Pyrenees, an area characterized by high mountains, dense forests, and alpine meadows. The region features a glacial lake at an altitude of 2348 meters, offering views of the Bessiberi massif and the Rius valley. The terrain includes significant elevation changes, providing challenging climbs and descents for road cyclists. The landscape is defined by craggy, grey rocks and the unique character of glacial waters.
Last updated: July 4, 2026
4.7
(3)
220
riders
54.3km
03:21
1,410m
1,410m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
5.0
(2)
212
riders
35.4km
01:59
790m
790m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

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324
riders
58.3km
03:21
1,330m
1,330m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
5.0
(1)
61
riders
29.8km
01:48
740m
740m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.
51
riders
29.2km
01:42
640m
640m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.
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Beautiful port with a French side heavily covered by forest
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The Col du Portillón is a short but intense mountain pass that connects the Aran Valley to France via a narrow, shady road through forests. Its ascent, with its pleasant slopes, is highly appreciated by local and professional cyclists.
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Col du Portillon should not be underestimated. Although not as famous as its neighbouring cols, this col is hard and steep, specially on the last km
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Col dur Portillon should not be underestimated, from Luchin it is short but the last 4km are hard and give no break
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Hard bends before reaching the end of the Col du Portillon
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In fact, for the Aranese of the Val d'Aran, the real source, the Uelh dera Garona (eye of the Garonne), is located in the pastures of Plã de Béret, near the Baqueira Beret ski resort, therefore after Viehla BUT according to Norbert Casteret (search for the source with dyes in the 1930s), the main source is located to the east of the Maladeta massif, in Aragon, from the northern and eastern snowfields of the Aneto peak, whose water rushes into the Forau d'Aigualluts or Toro hole (altitude: 2,074 m), to change valleys by a resurgence at the Uelhs de Joeu (Eyes of the Jew) (at 1,658 m). It is at Plan dera Artiga de Lin (at the bottom of the small, almost uninhabited valley starting after the village of Es Bordes (instead of continuing on Viehla, leave the road on the right at Es Bordes to enter this small valley at the bottom of which is the resurgence)
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The Val d'Aran region, where Lac Tòrt d'Arrius is located, is characterized by high mountains, dense forests, and alpine meadows. Road cycling routes feature significant elevation changes, offering challenging climbs and descents through snow-frosted granite mountains and glacier-carved valleys. You can expect well-paved surfaces with stunning views of the Pyrenees.
There are 14 road cycling routes available around Lac Tòrt d'Arrius. These routes cater to both moderate and difficult ability levels, with 5 moderate and 9 difficult options.
Yes, the region is known for its challenging routes. For instance, the Lacets de Peyresourde – Peyresourde Pass loop from Vielha is a difficult 96.2 km route with over 2,500 meters of elevation gain. Another demanding option is the Menté Pass – Menté Pass loop from Vielha, covering 124.6 km with over 2,050 meters of ascent.
For a moderate challenge, consider the View of the Pyrenees – Eth Guardader de Beret Viewpoint loop from Vielha. This 35.4 km route leads through high mountain scenery and can typically be completed in about 2 hours. Another moderate option is the Reservoir Lake – Salardú loop from Escunhau, which is 29.7 km long with over 730 meters of elevation gain.
Many routes offer spectacular views of the Pyrenees. The Reservoir Lake – View of the Pyrenees loop from Vielha, for example, provides substantial climbing and showcases expansive views of the mountain range. The region's high mountain passes, like Port de la Bonaigua, are renowned for their majestic landscapes.
The Val d'Aran region is best for road cycling during the warmer months, typically from late spring to early autumn. This avoids the snow and ice that can affect high mountain passes, ensuring safer and more enjoyable conditions. Always check local weather and road conditions before heading out.
Yes, many of the routes are designed as loops, allowing you to start and finish in the same location. Examples include the Menté Pass – Menté Pass loop from Vielha and the Reservoir Lake – View of the Pyrenees loop from Vielha, both starting from Vielha.
The road cycling routes around Lac Tòrt d'Arrius are highly rated by the komoot community, with an average score of 4.9 stars from over 19 reviews. Cyclists often praise the challenging climbs, the stunning high mountain scenery, and the well-maintained roads through the Pyrenees.
While specific parking details for each trailhead are not provided, towns like Vielha, which serve as common starting points for many routes, typically offer parking facilities. It is advisable to check parking options in your chosen starting village before your ride.
Absolutely. The Val d'Aran is known for its mountainous terrain. Routes frequently feature substantial elevation gains, such as the Lacets de Peyresourde – Peyresourde Pass loop from Vielha with over 2,500 meters of ascent, or the Reservoir Lake – View of the Pyrenees loop from Vielha with over 1,400 meters of climbing.
Yes, the broader Val d'Aran region is home to several iconic Pyrenean passes. The Col du Portillon, connecting the Aran Valley to France, is appreciated for its pleasant slopes through forests. The Port de la Bonaigua is another great Pyrenean pass, offering a challenging climb through majestic high mountain scenery.


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