The cairn of Gavinis is open in 2020:
From march 17th to July, 3th
- From 9:30am to 6:30pm every day, except mondays
From July, 4th to August 31st
- 7/7 from, 9:30am to 8pm
From September 2nd to Sunday September 30th
- From 9:30 am to 6:30 pm every day, except mondays
Please note that you should imperatively book your tickets in advanced, and come at least 30 minutes before the departure time of the boat.