Lac d'Arrius is a region situated within the broader Ossau Valley in the French Pyrénées-Atlantiques, characterized by its alpine landscape. The area features a series of glacial lakes, including Lac d'Arrius itself, and is dominated by the prominent Pic du Midi d'Ossau. The terrain offers diverse environments, ranging from forested valleys and lush pastures to high-altitude rocky plateaus. This varied geography provides a suitable setting for several sports like hiking, touring cycling, road cycling, mountain biking, and more.
121
Routes
4.7
(240)
Average rating
8490
People visited

4.8
(5)
368
riders
Hard bike ride. Very good fitness required. Some segments of this route may be unpaved and difficult to ride.

5.0
(2)
147
riders
46.6km
04:35
1,410m
1,400m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5.0
(2)
83
riders
28.3km
02:10
610m
610m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.5
(4)
351
riders
39.4km
03:06
930m
930m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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5.0
(3)
171
hikers
13.5km
08:36
1,370m
1,370m
Hard hike. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

4.6
(5)
160
hikers
17.6km
09:36
1,460m
1,460m
Hard hike. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

5.0
(13)
103
hikers
12.2km
05:39
880m
880m
Hard hike. Very good fitness required. Mostly accessible paths. Sure-footedness required.

5.0
(13)
91
hikers
11.2km
05:26
840m
840m
Hard hike. Very good fitness required. Mostly accessible paths. Sure-footedness required.
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4.9
(8)
143
riders
38.1km
04:49
1,600m
1,600m
Hard mountain bike ride. Very good fitness required. Suitable for all skill levels.

4.0
(1)
45
riders
32.6km
03:54
1,420m
1,420m
Hard mountain bike ride. Very good fitness required. Suitable for all skill levels.

3.5
(2)
191
riders
40.8km
04:08
1,270m
1,270m
Hard mountain bike ride. Very good fitness required. Suitable for all skill levels.

5.0
(6)
185
riders
24.3km
02:25
830m
830m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
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107
riders
85.5km
05:18
2,370m
2,370m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.

5.0
(1)
25
riders
22.3km
01:52
960m
110m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.

5.0
(1)
342
riders
46.3km
02:41
1,110m
1,110m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.

217
riders
85.5km
05:20
2,340m
2,340m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
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5.0
(2)
24
riders
31.0km
03:23
1,000m
990m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.3
(3)
34
riders
42.0km
03:22
1,010m
1,010m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.0
(2)
21
riders
47.6km
03:50
1,390m
1,390m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.0
(1)
18
riders
37.6km
02:55
960m
960m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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29
runners
6.50km
01:20
450m
450m
Hard run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

413
runners
31.6km
05:20
1,990m
1,990m
Hard run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

125
runners
21.6km
04:04
1,540m
1,540m
Hard run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

5.0
(3)
122
runners
9.24km
01:06
220m
210m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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The Lac d'Arrius region, part of the Ossau Valley in the French Pyrénées-Atlantiques, is characterized by its alpine scenery. It features a series of glacial lakes, including Lac d'Arrius, and is dominated by the prominent Pic du Midi d'Ossau. The area offers diverse environments from forested valleys to high-altitude rocky plateaus.
Lac d'Arrius provides opportunities for various outdoor activities. These include Hiking, Touring cycling, Road cycling, Mountain biking, Jogging, Gravel biking, and Mountaineering. Komoot offers dedicated guides for these activities, such as Hiking around Lac d'Arrius and Cycling around Lac d'Arrius.
Yes, the region offers hiking routes for all skill levels, from family-friendly walks to more challenging treks. A popular circular route is approximately 10 miles (16 km) long with 3,280 feet (1,000 m) of elevation gain, considered of medium difficulty. Explore options with guides like Family-friendly hikes around Lac d'Arrius and Easy hikes around Lac d'Arrius.
Key natural attractions include the iconic Pic du Midi d'Ossau, which provides panoramic views. The area also features several glacial lakes like Lac Gentau, Lac Roumassot, Lac Miey, Lac Bersau, and Lac Castérau. Waterfalls and diverse landscapes, from lush pastures to rocky plateaus, also contribute to the region's appeal.
Yes, komoot provides several guides for different cycling disciplines in the Lac d'Arrius region. These include Cycling around Lac d'Arrius for touring, Road Cycling Routes around Lac d'Arrius, and MTB Trails around Lac d'Arrius. There are also guides for Traffic-free bike rides around Lac d'Arrius.
The Lac d'Arrius region is popular among komoot users, with more than 46,000 visitors sharing their experiences. Routes in the area have received an average rating of 4.71 out of 5 stars from over 3,600 ratings. This indicates a high level of satisfaction with the outdoor experiences available.
Yes, the region's natural beauty includes waterfalls, and there are specific routes designed to explore them. Hikers can find dedicated trails to experience these features. A guide for Waterfall hikes around Lac d'Arrius is available on komoot.
The Lac d'Arrius region is home to various wildlife species. Along the trails, hikers may spot animals such as marmots, vultures, and isards. The area's diverse ecosystems support a range of flora and fauna.
Yes, some hiking routes in the Lac d'Arrius region are accessible via public transport. Komoot offers a guide specifically for Hikes from bus stations around Lac d'Arrius. This resource helps users find trails that can be reached without a private vehicle.
The Refuge d'Ayous is a notable accommodation option in the region, providing a lookout point for hikers. It is typically open between May and October. Traditional shepherds' huts are also scattered throughout the area, reflecting the region's mountain heritage.
The official tourism website for the Ossau Valley, which covers the Lac d'Arrius region, is pyrenees-bearn.com. This website provides general tourism information for the area.
The Ossau Valley Tourist Office can be contacted by phone. For the Laruns office, the number is +33 (0)5 59 05 12 60. For the Tourist Information Office in Eaux-Bonnes, the number is +33 (0)5 59 05 12 17.

