4.5
(407)
3,861
hikers
281
hikes
Hiking around Idiazabal offers diverse terrain, characterized by significant elevation changes, including prominent summits and historical features like the San Adrián Tunnel. The region provides a network of trails that traverse varied landscapes, from challenging mountain ascents to paths leading through cultural landmarks. These routes allow for exploration of the natural environment and local heritage.
Last updated: July 3, 2026
5.0
(4)
32
hikers
18.3km
07:01
990m
990m
Hard hike. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
30
hikers
15.7km
06:35
950m
950m
Hard hike. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

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5.0
(3)
26
hikers
15.7km
05:18
710m
710m
Hard hike. Very good fitness required. Mostly accessible paths. Sure-footedness required.
5.0
(3)
21
hikers
11.4km
03:56
560m
560m
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.
5.0
(4)
12
hikers
22.7km
06:15
350m
350m
Hard hike. Very good fitness required. Mostly accessible paths. Sure-footedness required.
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Now that's what I call a graphite
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directly in front of the church
1
1
A small and charming hermitage, near the San Adrián tunnel. You can go inside to light a candle.
2
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Just above the San Adrián tunnel. You have to be a little careful on the last climb.
3
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In the tunnel of the same name stands this small chapel, a beauty in itself and for its surroundings.
2
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A place to remember, a joy to visit.
4
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Old mountain shelter, called Casa de los Mikeletes.
2
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Idiazabal offers a wide variety of hiking opportunities, with nearly 300 routes available. These range from easy strolls to challenging mountain expeditions, ensuring options for all skill levels.
Yes, Idiazabal has over 30 easy routes perfect for beginners or families. While the region is known for its significant elevation changes, there are still plenty of paths that offer a gentler experience. Look for routes described as 'easy' on komoot to find suitable options.
The terrain around Idiazabal is diverse, characterized by significant elevation changes. You'll encounter prominent summits, historical features like the San Adrián Tunnel, and varied landscapes from challenging mountain ascents to paths through cultural landmarks. Expect a mix of forest paths, rocky sections, and open mountain trails.
Many trails in Idiazabal lead to or pass by significant natural and historical landmarks. You can explore the historic San Adrián Tunnel, reach impressive peaks like Leizarrate Summit (1,053 m), or discover mountain passes such as Lizarrusti Pass. Some routes also feature refuges and hermitages, adding to the cultural experience.
Yes, many of the most popular routes in Idiazabal are loops, allowing you to start and end in the same location. For example, the Leizarrate Summit (1,053 m) – San Adrián Tunnel loop from Otsaurte is a moderate option that offers a circular journey through the landscape.
Hikes in Idiazabal vary greatly in length and duration. You can find shorter routes that take a couple of hours, while more challenging expeditions like the Ordizia – Igartza Monumental Complex loop from Olaberria can extend over 20 km and take several hours to complete. The average duration for many popular trails is between 4 to 7 hours, reflecting the region's mountainous character.
The hiking trails in Idiazabal are highly rated by the komoot community, with an average score of 4.6 stars from over 400 reviews. Hikers frequently praise the diverse terrain, the challenging yet rewarding ascents to prominent summits, and the historical points of interest like the San Adrián Tunnel that are integrated into the routes.
Many popular trailheads, especially those starting from villages like Otsaurte or Idiazabal itself, typically offer parking facilities. It's always a good idea to check the route details on komoot for specific parking information or starting points before you head out.
The best time to hike in Idiazabal generally depends on the specific route and your preferences. Spring and autumn offer pleasant temperatures and vibrant scenery, ideal for most trails. Summer can be warm, especially at lower elevations, while higher mountain routes might still be accessible. Winter hiking is possible, but be prepared for colder conditions and potential snow at higher altitudes, requiring appropriate gear and experience.
While some popular routes can attract more hikers, Idiazabal has nearly 300 trails, offering plenty of opportunities to find quieter paths. Exploring some of the moderate or difficult routes that are not among the absolute top-rated options can often lead to a more secluded experience. Komoot's route planner can help you discover less frequented trails.
Generally, dogs are welcome on most hiking trails in the Idiazabal region. However, it's always advisable to keep your dog on a leash, especially in areas with livestock or wildlife, and to check for any specific local regulations or protected areas that might have restrictions. Always carry water for your dog and clean up after them.
Given the significant elevation changes and diverse terrain, it's recommended to wear sturdy hiking boots with good ankle support. Layered clothing is essential to adapt to changing weather conditions, especially when ascending to summits. A waterproof and windproof outer layer is also advisable, along with sun protection and plenty of water.


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