From Perpignan, follow the N116 to Mont-Louis and head towards Les Bouillouses until you reach the last authorised car park at Les Avellans or below the dam if you have booked an overnight stay at a establishment on the site.
Access is possible by bus from Perpignan for €1.
Access is also possible by TER train from Perpignan to Villefranche-de-Conflent, then the Yellow Train to Mont-Louis and finally the bus to Les Bouillouses.
The starting point is Les Bouillouses, which is easy to access and allows you to complete this tour of the Pérics in 4 days.
The days are not very long, but be aware that it is mountainous, especially on the third day.
It is easier to book from this website, which inspired this trip.
- This trip can be started from different mountain huts. Below are the road access routes to the huts.
Add an extra night on the first day due to the pedestrian access to the chosen starting refuge.
From Camporells, from Formiguères, from the car park at the end of the track + 2 hours' walk.
From Les Bouillouses, from the Avellans car park + bus. 4-day trip described here.
From En Bey, from Orlu, Forges d'Orlu, Le Fanguil-Chalet + 3 hours' walk.
From Les Bésines (from L'Hospitalet-près-l'Andore, 3 hours' walk, or from Mérens-les-Vals.
Accommodation is available at each departure point to reach the refuges described here.
Arrangements can be made to extend your stay.
==> See the chapters Practical Information and During the hike or near each stage.

in the links for the basic hikes.
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