The best running trails around Biurrun-Olcoz
4.6
(9)
1,215
runners
91
runs
Last updated: October 27, 2025
71
runners
1. Perdon 2 – Bordatxar loop from Biurrun
20.6km
03:09
1,020m
1,020m
Expert run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(2)
19
runners
Expert run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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11
runners
Expert run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
9
runners
4. Larrazpilleta – Bagadigorri / Alaitz loop from Tiebas
10.7km
01:45
620m
610m
Expert run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
9
runners
5. Alto de Bordatxar – Bagadigorri / Alaitz loop from Unzué/Untzue
21.8km
03:16
1,040m
1,040m
Expert run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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