4.4
(33)
332
riders
25
rides
Gravel biking around Biriatou offers a diverse landscape characterized by rolling hills, river valleys, and proximity to the Atlantic coast. The region features a network of trails that often follow old railway lines, passing through tunnels and alongside reservoirs. Riders can expect varied terrain, from coastal paths to routes ascending towards mountain passes. This area provides a mix of natural beauty and historical infrastructure for gravel cycling.
Last updated: May 22, 2026
4.5
(4)
49
riders
32.2km
01:46
320m
320m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.8
(4)
31
riders
59.3km
04:18
1,220m
1,220m
Hard gravel ride. Very good fitness required. You may need to push your bike for some segments of this route.

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3.5
(2)
13
riders
50.1km
03:34
1,120m
1,120m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.3
(4)
6
riders
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.7
(3)
19
riders
67.4km
03:57
930m
930m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Next to it is a whitewater kayak training area.
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Bridge over the border river Bidasoa/La Bidassoa between Spain and France
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Route demanded by percentages
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A comfortable route through Lapurdi, a circular route departing from Irun, traveling inland through Urruña and Ascain, returning to the coast via Donibane-Lohitzun and following the coast through Hendaye to the starting point.
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This bridge connects Spain and France. Completed in 1915, it has witnessed many refugee movements in both directions. It is now a pedestrian/bicycle bridge.
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Excellent cycle route built on the site of a former mining railway.
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The Bidassoa green way uses an old mining railway and, from the blue Atlantic Ocean, rises towards the Pyrenees.
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Beautiful landscapes that vary significantly from the sea of Hendaye into the green and bucolic environment of the Pyrenees
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Biriatou offers a good selection of gravel biking opportunities, with over 30 routes available. These range from moderate loops to more challenging trails, catering to various skill levels.
Yes, while many routes are moderate to difficult, there are options for beginners. The region's trails often follow old railway lines, which can provide a gentler gradient. For a moderate option, consider the Bidassoa Railway Tunnels – Lantxurda Tunnel loop from Bera, which explores historic infrastructure.
The gravel bike routes around Biriatou vary in length, generally ranging from approximately 20 miles (32 km) to over 38 miles (61 km). Durations can range from about 2 hours 40 minutes for shorter, moderate rides to over 4 hours for longer, more challenging routes, depending on your pace and the terrain.
For a significant challenge, the Lantxurda Tunnel – Endara-San Anton Reservoir loop from Hendaia is a difficult 31.2-mile (50.2 km) path featuring substantial elevation gain and rewarding views. Another demanding option is the Col de Lizuniaga – Lantxurda Tunnel loop from Hendaye, which covers over 38 miles (61 km) with considerable climbing.
Gravel biking in Biriatou offers diverse scenery, from coastal paths along the Atlantic to river valleys and routes ascending towards mountain passes. You can expect views of the Endara-San Anton Reservoir, historic railway tunnels, and the dramatic landscapes of the Basque Country. The Hendaye Beach – Hendaye Seafront Cycle Path loop from Deux-Jumeaux provides excellent coastal vistas.
Yes, many of the gravel bike routes in Biriatou are designed as loops, allowing you to start and end at the same point. Examples include the Bidassoa Railway Tunnels – Lantxurda Tunnel loop from Bera and the Lantxurda Tunnel – Col d'Ibardin loop from Bera.
The region around Biriatou is rich in natural beauty. You might encounter highlights such as the stunning La Corniche Basque Cliffs, the serene Endara-San Anton Reservoir, or even the picturesque Uzkaingo Erreka Waterfall. These attractions offer great spots for a break or photo opportunity.
Given Biriatou's proximity to the Atlantic coast and mountainous terrain, spring and autumn generally offer the most pleasant conditions for gravel biking. Temperatures are milder, and the landscapes are vibrant. Summer can be warm, especially inland, while winter may bring cooler, wetter weather.
The gravel biking routes in Biriatou are highly rated by the komoot community, with an average score of 4.5 stars from nearly 50 reviews. Riders often praise the diverse terrain, the unique experience of cycling through old railway tunnels, and the blend of coastal and inland scenery.
Given the varied terrain and potential for elevation changes, it's advisable to bring appropriate gear. This includes a well-maintained gravel bike, a helmet, sufficient water and snacks, a repair kit, and layers of clothing to adapt to changing weather conditions. Sun protection is also recommended, especially on coastal or exposed sections.
While specific cafes are not always directly on the trails, many routes pass through or near small towns and villages in the Basque Country where you can find local establishments for refreshments. Planning your route with potential stops in mind is always a good idea.


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