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Gipuzkoa
Donostia/San Sebastián

Saint-Sébastien

The best MTB trails around Saint-Sébastien

4.3

(387)

3,037

riders

76

rides

Mountain biking around Saint-Sébastien offers diverse terrain, from coastal paths with views of the Bay of Biscay to lush forests and rolling hills. The region is characterized by its unique position between mountains and the sea, providing varied landscapes for exploration. Riders can find routes winding through dense woodlands, along river valleys, and ascending peaks like Monte Ulia, offering panoramic vistas. This natural setting provides a rich network of mountain bike trails suitable for various skill levels.

Best mountain bike trails around Saint-Sébastien

  • The most popular mountain bike trail is Txoritokieta and Akolako Dolmen Loop, a 16.4 miles (26.3 km) trail that takes 2 hours 9 minutes to complete. This difficult route explores the scenic Aiako Harria Natural Park.
  • Another top favourite among local mountain bikers is Tranbiabidea a La Plata – circular por Ulia Pasealekua, a difficult 5.0 miles (8.1 km) path. This route offers views along the Ulia Pasealekua and towards the coast.
  • Local mountain bikers also love the Malbazar Pass – Irubideta Forest Path loop from Intxaurrondo, a 36.2 miles (58.3 km) trail leading through dense forest paths, often completed in about 5 hours 36 minutes.
  • Mountain biking around Saint-Sébastien is defined by coastal cliffs, lush forests, and rolling hills, with routes offering views of the Cantabrian Sea. The network provides options for easy, moderate, and difficult rides, catering to different ability levels.
  • The routes in Saint-Sébastien are highly rated by the komoot community with an average score of 4.3 stars from over 300 reviews. More than 3000 mountain bikers have used komoot to explore Saint-Sébastien's varied terrain.

Last updated: May 10, 2026

3.0

(5)

22

riders

#1.

Txoritokieta and Akolako Dolmen Loop

26.3km

02:09

550m

550m

This difficult 16.4-mile mountain biking route from Martutene explores the scenic Aiako Harria Parke Naturala, featuring the Dolmen Akolako

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Hard

Hard mountain bike ride. Great for any fitness level. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

Hard
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Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

Moderate

Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

Hard

Hard mountain bike ride. Very good fitness required. Suitable for all skill levels.

Hard
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Popular around Saint-Sébastien

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Through the Basque Country on shepherd's paths - Caminos de Transhumancia (GR 34)

Hiking Collection by

Claudia Aguilar González

Tips from the Community

inakio
September 8, 2025, Plazaola Greenway

Great route for beginners as has mainly constant and light slopes. Only half a dozen uphills the first 30 km from Pamplona.

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EREGENEA PARK WALK ON THE WAY OF ST. JAMES

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That bridge is called "INTUIA-ko zubia" the INTUIA farmhouse is next to it. The misnamed "witches' bridge" is called UNANIBI-ko zubia, right in the Otita park (beginning of the Leitzaran valley). Don't forget to bring lights to cross the numerous tunnels in this valley!! Not to see but to be seen.

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magnificent city to visit by bike with cycle paths planned everywhere and well protected

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Mythical crossing in Oiartzun. Sorondo, on the left you go up to Zaria and on the right you go to the Irubidieta intersection.

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What can I say to the most beautiful town in the world, everything has been said. What to say about one of the most beautiful cities in the world.

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One of the best greenways we know.

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Sandra
September 7, 2023, Plazaola Greenway

Great tour always along the river and through countless tunnels. Also recommended in hot weather. Bring light if possible.

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Frequently Asked Questions

How many mountain bike trails are available around Saint-Sébastien?

There are 78 mountain bike trails around Saint-Sébastien. These routes offer a diverse range of experiences, from coastal paths to forest trails.

What are the difficulty levels of mountain bike trails in Saint-Sébastien?

The trails around Saint-Sébastien cater to various skill levels. You'll find 12 easy routes, 26 moderate routes, and 40 difficult routes, ensuring options for beginners to experienced riders.

What kind of landscapes can I expect on mountain bike trails in Saint-Sébastien?

Saint-Sébastien offers incredibly diverse landscapes for mountain biking, situated uniquely between mountains and the sea. You can expect lush green areas, rolling hills, dense forests, and meadows. Many routes provide stunning views of the Bay of Biscay, dramatic coastal cliffs, and scenic sections along the Urumea River.

Are there mountain bike trails with good viewpoints in Saint-Sébastien?

Yes, many trails offer breathtaking views. For instance, routes around Monte Urgull provide impressive views of La Concha Bay and the Old Town. Trails on Monte Igeldo offer panoramic views of the Cantabrian coast, while Monte Ulia boasts stunning vistas of the Cantabrian Sea and impressive coves. The View of La Concha Beach – View from Kukuarri loop from Amara-Donostia is a moderate route specifically designed for scenic views.

Are there any family-friendly mountain bike trails in Saint-Sébastien?

While many trails are challenging, the region does offer options suitable for families. The Plazaola Greenway is an excellent choice, often following a river and passing through tunnels, making it ideal for a more relaxed ride, even in warmer weather. Look for the easy rated trails on komoot for suitable family options.

Can I bring my dog on mountain bike trails in Saint-Sébastien?

Many natural areas and trails around Saint-Sébastien are generally dog-friendly, especially those away from crowded urban centers. However, it's always recommended to check local regulations or specific trail rules before heading out with your dog, particularly in protected natural parks like Aiako Harria.

Are there any circular mountain bike routes in Saint-Sébastien?

Yes, many routes are designed as loops. For example, the Txoritokieta and Akolako Dolmen Loop explores the scenic Aiako Harria Natural Park. Another popular option is the Tranbiabidea a La Plata – circular por Ulia Pasealekua, offering coastal views. The Malbazar Pass – Irubideta Forest Path loop from Intxaurrondo is a longer loop through dense forests.

What can I see along the mountain bike trails in Saint-Sébastien besides natural beauty?

Beyond the stunning natural scenery, you might encounter interesting landmarks and natural features. For instance, you could come across the Oielekuko Borda hut or the Refugio Pagotzarte. Some trails might lead you near the Peña de Ataloi natural monument or even the Kontxa Cave.

What is the best time of year for mountain biking in Saint-Sébastien?

Saint-Sébastien is enjoyable for mountain biking through much of the year due to its mild climate. Spring and autumn generally offer pleasant temperatures and lush landscapes, ideal for riding. Summer can be warm, but coastal breezes and shaded forest trails provide relief. Winter riding is possible, though some higher elevation trails might be affected by weather.

Are there any trails that follow greenways or old railway lines?

Yes, the Plazaola Greenway is a notable example. This route often follows a river and passes through tunnels, providing a unique and generally flatter riding experience, which can be particularly pleasant on hot days.

What do other mountain bikers enjoy most about the trails in Saint-Sébastien?

The mountain bike trails in Saint-Sébastien are highly rated by the komoot community, with an average score of 4.3 stars from over 380 reviews. Riders often praise the diverse terrain, the stunning coastal and mountain views, and the well-maintained network of paths that cater to various skill levels.

Are there any challenging mountain bike trails for advanced riders?

Absolutely. Saint-Sébastien offers numerous challenging routes, with 40 trails rated as 'difficult'. These often include significant elevation gains and technical sections. The Witches' Bridge – Plazaola Greenway loop from Errekalde, for example, is a difficult route covering a substantial distance and elevation.

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