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Larra-Larrau

Larra-Larrau takes place on Sat, Sep 5, 2026 in Isaba, Spain. The main route is 146 km.

Date
Sat, Sep 5, 2026
Start
Isaba 🇪🇸
Distance
146 km
Level
Open to all
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La marcha cicloturista Larra-Larrau se desarrolla en el corazón de los Pirineos, conectando España y Francia con exigentes recorridos que incluyen míticos puertos como Larrau, Issarbe y La Pierre Saint-Martin.

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What this race demands

This 146-kilometer Pyrenean ride requires sustained climbing over legendary mountain passes and efficient pacing across an international route.

Climbing volume

Navigating the Pyrenees over famous ascents like Larrau, Issarbe, and La Pierre Saint-Martin demands continuous climbing strength and adequate gearing for severe gradients.

Long-distance endurance

Covering 146 kilometers in mountainous terrain requires deep aerobic stamina and strict adherence to a multi-hour pacing strategy.

Aim for 60 to 90 grams of carbohydrates per hour to sustain output over a mountainous ride of this duration.

What would it take you?

Pick the level closest to yours for an estimate of finish time on this course and the training a solid preparation needs.

Estimated finish

4:355:30

Peak-week training

6–8 h/week

A model estimate from distance, climbing and level, not a promise. Conditions, drafting and pacing move it.

IntervalCoach turns those weekly hours into a concrete plan built around your actual fitness. Start with this race as your goal

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