Sample flights from Brussels to the Pyrenees:

Step by step - transportation from Brussels to Toulouse - there and back

Example of a 14-day trip between September 1st and September 30th, 2023:
      1. Every Friday during the mentioned period, a Ryanair flight departs from Brussels-Charleroi Airport (CRL) at 13:10 to Lourdes (LDE), where we land at 14:55;
      2. From Aéroport de Tarbes-Lourdes-Pyrénées (LDE), we will travel to the selected starting town, depending on which mountain passes in the Pyrenees we want to cross;

Information about accommodations, gastronomy, bike rentals, and local cycling routes can be found here:
Lourdes -- Argelès Gazost -- Luz-Saint-Sauveur -- Bagnères-de-Luchon -- Bedous -- Laruns -- Saint-Lary-Soulan -- Saint-Girons;

return to Brussels:
      5. On Saturday, a Ryanair flight departs from TLS at 14:00, and we land in Charleroi (CRL) at 15:45;

You can make use of the 13-days Tour of the Pyrenees itinerary;

SCHEDULE and sample prices (September 1st - September 17th, 2023, update: 28.06.2023):
CRL 13:10 - LDE 14:55 (Ryanair) 28€ - Please check the current price

return:
train from Toulouse starting at 10€
TLS 16:00 - CRL (Ryanair) 29€ - Please check the current price

Total transportation cost: starting from 67€

The duration of stay in the Pyrenees can be freely modified depending on the available flights;