Adult groups and tourism professionals


Prices 2024

In 2024, prices for the Grand Cairn will change and the range of tours will be expanded with the introduction of guided tours:

  • Self-guided tour for adult groups: €5.50 per person (from 20 paying adults)
  • Conference tour for adult groups: fixed price of €250 + €5.50 per person (up to 50 people). Supplements may apply for certain languages.

Advance ticket sales - 2024 conditions

To better meet your expectations and simplify access to Cairn, advance ticketing is also changing. Discover the 2024 terms and conditions

The new advance ticket prices and commercial conditions will come into force on 1 January 2024.

Pro ticketing

Buy tickets in advance and benefit from numerous advantages: discounts, priority access, etc.

Find out more

Select your profile


  • Visual fact sheet barnenez.JPG

    Grand Cairn de Barnenez fact sheet - fra

    PDF (1.57 MB)


To go further

Mont-Saint-Michel Abbey, Angers Castle, Pantheon, Carcassonne Castle and Ramparts... If you would like to find out about other sites in the Centre des monuments nationaux network and the offers available to you, follow the link below!

To find out more