The last weekend of September annually (European Heritage Days)
Every first Sunday from November 1st to March 31st
Reduced admission for:
Greek citizens and citizens of other Member - States of the European Union aged over 65 years old by showing their ID card or passport.
Students of Higher Education Institutes and equivalent Schools from countries outside the EU by showing their student ID
The accompanying parents on educational visits of elementary schools.
Free admission for:
Cultural Card holders
Journalists with a journalist identity card
Members of Societies and Associations of Friends of Museums and Archaeological Sites throughout Greece with the demonstration of certified membership card
Members of the ICOM-ICOMOS
Persons accompanying blind and disabled
Persons possessing a free admission card
The escorting teachers of schools and institutions of elementary, middle school, high school, university and graduate level education during their visits
The official guests of the Greek government, with the approval of the General Director of Antiquities.
Tourist guides after demonstrating their professional identity of the Ministry of Culture and Tourism.
University students and students at Technological Educational Institutes or equivalent schools of Member - States of the European Union and students at Schools of Tourist Guides, by showing their student ID
Young people, under the age of 18, after demonstrating the Identity Card or passport to confirm the age
Summer: 8:00 a.m. - sunset
No alteration of the opening hours at archaeological site of Sanctuary of Poseidon at Sounio will take place on August 10, on the foolmoon.
25 March: closed
Good Friday: 12.00-18.00
Holy Saturday: 08.00-17.00
Στάης Β., "Σουνίου ανασκαφαί", ΑΕ (1917)
Other museums and archaeological sites in the same prefecture