Opening times

Every day from 9.00 to 19.00 (last entrance)

Reservations are required from website


Book your entrance only if you choose to reach the Cave by land, taking the Escala del Cabirol.

We inform you that the reservation does not include the purchase of the entrance ticket to the Neptune’s Cave.


If, on the other hand, you wish to access the Cave by sea, please note that booking is not required

>> here more info

Passengers on scheduled boats are automatically reserved a place to visit the Grotto. The cost of the ticket for the boat trip does not include admission to the Grotto of Neptune.

*If you are a tour operator, a travel agent, part of a group of more than 25 people or a school group, contact us at to book the visit and to find out the advantages and offers available to you!

We would like to remind you that for safety reasons, in the event of adverse weather and sea conditions, the Cave may be closed. In the event of bad weather or particularly windy conditions, we advise you to check that the site is open before your arrival, either by land or sea, by calling the Cave on +39 345 7418361, the tourist information office on +39 079 979054 (key sequence 1-1-1) or by following the updates available on the Cave’s official Facebook and Instagram pages.

Whenever feasible, depending on operating times of the ticket office, we will contact you via the email provided when signing up to inform you of any forced closure and invite you to proceed with a new booking.




Full> € 14.00

Reduced> € 10.00 (OVER 65 | residents of Alghero | children from 7 to 14 years | groups booked min. 25 people)

School groups> € 8.00 (min. 15 pupils in kindergarten, primary, middle and high schools)

Free> disabled people + 1 companion, children under the age of 7, teachers accompanying school groups, tour guides accompanying groups, academics university and university researchers




• the cave will be open every day from 9.00 to 19.00 (last entrance)

• It is recommended to wear comfortable shoes and it is recommended to pay particular attention during the descent and ascent.

• the ticket can be purchased directly at the entrance of the caveYou can buy Alghero Ticket or book your visit to the Neptune’s Cave on Alghero Experience and show the voucher that you will receive by email at the ticket office.

• the use of the mask is mandatory

• sanitizes the hands at the entrance using the appropriate dispensers

• in order to guarantee an adequate safety distance during the internal route, the visit of the cave will be possible for a significantly reduced number of people per group, therefore before reaching the site it is advisable to contact the operators (+39 345 7418361) to receive detailed information.

• keep a safe distance during the visit