At our desk "Navisarda Alghero" at the port (Lungomare Barcellona, 07041 Alghero SS, Italy)
Free cancellation with full refund up to 24 hours before the start of the activity
Details
If you’re visiting Alghero, you can’t miss the spectacular Neptune's Cave. One of the Mediterranean’s most impressive natural wonders, this limestone cave is filled with stunning stalagmites and stalactites that will leave you speechless. Our boat trip from Alghero to Neptune's Cave departs every hour, providing a convenient connection to Capo Caccia. Thanks to our special agreement with the cave's management, you’re guaranteed entry upon purchasing your ticket at the cave’s entrance. Book your ferry now to secure your chance to explore this breathtaking attraction!
The boat ride lasts about 40 minutes each way, offering beautiful views of Alghero Bay and the rugged coastal landscape. Our experienced crew ensures a smooth and enjoyable journey so you can relax and take in the scenery. Upon arrival at the cave, you’ll disembark to purchase your entry ticket. Guided tours start at the beginning of every hour and last approximately 30 minutes.
Inside Neptune's Cave, you’ll step into a mesmerizing world of intricate stalactites and stalagmites. As you move through grand chambers with evocative names, you’ll marvel at the formations sculpted by thousands of years of dripping water and limestone deposits. At the end of your tour, you’ll re-board the boat for a comfortable return to Alghero.
Highlights
- The fastest way to reach Neptune's Cave
- Unique view of the town of Alghero and Capo Caccia from the sea
- Efficient and pleasant navigation, lasting 40 minutes each way
- Avoid going up and down the stairs, and arrive directly at the entrance to the cave
Departure & Return
Please be at our desk at the port of Alghero at least 40 minutes before departure for the check-in. The boat trip lasts a total of 2.5 hours, which includes the 40 minutes of navigation each way (if your boat leaves Alghero at 10am, you will arrive back in Alghero at 12:30 pm)
Characteristics of the boat
- Number of passengers: up to 240 (depending on the boat)
- Restrooms
- No pets allowed
- Accessible to strollers
- Accessible to wheelchair users (the cave is not)
Not included
- Entrance to Neptune’s Cave (adults €18, children 6–17 years €10, free for children up to 5 years). You can buy your ticket either online in advance or at the ticket office in the harbour before boarding (cash or card accepted). For visits by sea, booking a specific slot is not required.Bring along
- Water
- Sunscreen, sunglasses and hat
- Cash
Good to know
- Wear comfortable, non-slippery shoes
- Do not wear flip-flops
- Wear appropriate clothing (avoid swimsuit or shirtless)
- There are no restrooms at the cave
This boat trip from Alghero is a fantastic way to see the "spectacular Neptunes Cave" and the beautiful Sardinian coastline. Around 87% of reviewers rate the experience positively, praising the magnificent scenery and the convenience of reaching the grotto by sea. It's great for families and those with mobility issues. Some visitors note it can get crowded inside the cave, feeling rushed during peak times. However, the friendly crew and good organization are frequently highlighted, making this a magical and highly recommended experience.
AI generated from the text of customer reviews
Popular mentions
Organization16
Crew16
Landscape16
Safety5
Boat4
Comfort3
Eddi · FamilyItaly · July 2026
Excellent boat trip, punctuality and top staff
Translated from Italian
Karen · FamilyGermany · July 2026
Everything is very well organized and you get the transfer for a very good prize!
Oana · Group of friendsRomania · July 2026
Neptune’s Cave is absolutely worth it. The boat ride from Alghero along the Capo Caccia cliffs is beautiful, and the cave inside is spectacular — the formations and the underground lake are stunning. Great organisation and a friendly crew. Highly recommended!
Showing 1 - 3 out of 719 reviews
Offer by Navisarda Alghero719 Reviews1 Offer
Can I bring my dog or pet?
No, pets are not allowed on board.
Is hotel pickup available and how do I request it?
Hotel pickup is not available. You must come to the provider's desk at the port of Alghero at least 40 minutes before departure.
How long does the trip take in total?
The total duration of the trip is 2.5 hours. This includes the 40-minute boat ride to the cave and the 40-minute return journey.
Is the entrance fee to Neptune's Cave included in the price?
No, the entrance fee to Neptune's Cave is not included. The price is €18 for adults, €10 for children (6-17 years), and free for children up to 5 years. You can buy your ticket at the harbour before boarding.
Is the boat accessible for people with disabilities?
Yes, the boat is accessible to wheelchair users and strollers. However, please note that Neptune's Cave itself is not wheelchair-accessible.
What should I bring with me?
It is recommended to bring water, sunscreen, sunglasses, a hat, and some cash. Please wear comfortable, non-slippery shoes and appropriate clothing (e.g. no swimsuits or shirtless).
Are there toilets on the boat?
Yes, there are restrooms on the boat. Please note that there are no restrooms at Neptune's Cave.
Where is the meeting point?
Please check in at the provider's desk at the port of Alghero at least 40 minutes before your boat's departure time.
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