Reviewed · SCUBA DIVING
Lanzarote: Real Submarine Dive with Hotel Pickup
Lanzarote’s Sub Fun Tres takes you 30 meters below the surface without asking you to swim, snorkel, or squeeze into diving gear. From a personal seat beside a 60-centimeter viewing port, you can watch fish, rays, and shipwrecks pass by in clear water. The 106-ton Finnish submarine stays at normal atmospheric pressure, so the ride feels more like a quiet observation trip than a stunt.
I like the clear, individual viewing windows, plus the choice of a TV monitor for another angle. I also like the practical setup: air-conditioned transport, an audio guide in nine languages, and free time at Puerto Calero Marina afterward. The main drawback is time. The underwater portion lasts about an hour, and some people will wish it continued longer.
Key points to know before booking

- 106 tons of real submarine: Board Sub Fun Tres, a working-style Finnish submarine built for passenger viewing.
- 30 meters below the surface: The route reaches roughly 100 feet, with views of marine life and shipwrecks.
- A seat for every passenger: Your place is beside a 60-centimeter viewing port, with a TV monitor and digital information panel.
- No swimming ability required: You remain seated inside an air-conditioned cabin at normal atmospheric conditions.
- Pickup depends on your resort: Transfers are offered from Playa Blanca, Costa Teguise, and Puerto del Carmen only at selected departure times.
- Puerto Calero time included: Plan to browse the marina after the submarine ride, but bring money for food and drinks if you want them.
What the Puerto Calero submarine trip is really like

This is not a short glass-bottom boat outing. You board an actual 106-ton submarine, settle into an assigned seat, and travel below the water in a sealed cabin. The vessel used is called Sub Fun Tres, and the experience is designed around looking outward through large side windows rather than moving around the cabin.
The trip lasts about one hour, including boarding and leaving the vessel. That makes it easy to fit into a holiday schedule, especially if you want something different from beaches, volcanic scenery, and resort pools. It is also a good option for families with mixed interests. One person can be fascinated by the wrecks, another by the fish, and nobody needs to be a confident swimmer.
The submarine reaches about 30 meters, or 100 feet, below sea level. At that depth, Lanzarote’s underwater world feels far removed from the marina above. The water can be clear enough to show fish moving alongside the viewing ports, while the wrecks give the trip a stronger sense of place than a simple ride around the harbor.
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Boarding Sub Fun Tres and finding your seat

The practical part begins at Puerto Calero Marina. If you arrange a transfer, an air-conditioned coach brings you from the specified resort area. You should provide your hotel name to the operator after booking, then wait for an email confirming the pickup point and time.
The transfer is particularly useful if you are staying in Playa Blanca, Costa Teguise, or Puerto del Carmen and do not want to arrange your own transport. Pickup times are limited, though, so check the exact schedule before choosing your departure. The published information lists the 12:00 trip for Costa Teguise and Puerto del Carmen, while Playa Blanca has pickup information connected with the 11:00 and 13:00 trips. Confirm the time offered for your booking, since the available pickup pattern matters more than the general list of departure times.
At the marina, you board the submarine and receive a personal seat. The cabin is air-conditioned, and each passenger sits next to one of the large viewing ports. The windows measure about 60 centimeters, or two feet, across. That is large enough to give you a proper view without needing to crowd toward one small pane.
A TV monitor beside each port provides another viewing angle. A digital display panel gives continuing information about the submarine, so you are not left guessing about depth or what the vessel is doing. The audio guide supplies commentary in Dutch, English, Finnish, French, German, Italian, Norwegian, Polish, and Spanish.
Watching fish at 30 meters below the surface

The best part of this outing is the change in viewpoint. From a boat, you see the surface. From Sub Fun Tres, you sit at the level of the seafloor and watch the underwater world from inside a quiet cabin.
Fish may pass close to the viewing ports, which gives you a better look than a distant view from above. The trip can include a broad mix of marine life, with past passengers especially pleased by fish, rays, and even a barracuda. Nature is never fully predictable, so the exact animals you see can vary, but the submarine’s position gives you a fair chance to observe life close to the vessel.
The clarity of the water is a major part of the appeal. Clear conditions help you pick out fish shapes, rock, wreckage, and the changing color around the submarine. You are not simply looking through a window at blue water. You can spend time working out what is swimming past and listening to the explanation through your headset.
The individual viewing ports help with this. On a crowded boat, people often gather at the rail and block one another. Here, you have your own assigned place beside a window. The monitor adds a second way to see the scene, although the direct view through the port is likely to feel more special.
The shipwrecks are the trip’s strongest feature

The wrecks give the underwater route a story. You may see several ships resting on the ocean floor, with some trips showing three wrecks. Their shapes are eerie and distinctive, especially when fish move around or beside them.
This is where the experience differs from a standard aquarium visit. The wrecks are not arranged for display. They sit on the seafloor as part of the marine setting, and the audio commentary helps explain what you are seeing. The combination of metal structures, open water, and fish makes the view memorable for children and adults alike.
You should keep your expectations realistic. This is a one-hour passenger trip, not a long marine research outing. The submarine moves through a set route, and you will not spend unlimited time beside every wreck. Still, seeing several wrecks from a seated position 30 meters underwater is a rare holiday experience, especially for someone who cannot swim or does not want to enter the sea.
The wrecks also make the trip worthwhile for people who are less interested in fish identification. You can watch for animal life, but you can also focus on the submarine itself, the depth display, and the unusual sight of a vessel resting on the ocean floor.
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Why the cabin feels less intimidating than expected

If the idea of a submarine makes you nervous, the cabin setup should help. The vessel is air-conditioned, and the atmosphere is maintained at normal pressure. You are not expected to wear a mask, breathe through equipment, or cope with cold water, wet clothing, or spray.
That matters for more than comfort. A submarine ride can sound claustrophobic when described from the outside, but the large ports and outward-facing seats keep your attention on the view. You remain in a controlled cabin while the sea passes outside.
The supplied information says the normal atmospheric conditions mean pregnant women and people with heart conditions or ear problems are not affected in the same way as they might be on a pressurized aircraft or a conventional underwater activity. You should still consider your own medical needs and ask the operator if you have concerns. The safety design is reassuring, but it does not replace personal medical advice.
Children under two cannot join because of the safety equipment on board. Older children can find this a memorable holiday highlight, particularly if they enjoy ships, fish, or unusual machines. The ride also suits adults who want an underwater view but cannot swim. One passenger specifically found it suitable despite being unable to swim, and staff have helped a passenger with a mobility issue board and leave the vessel.
Hotel pickup and the time needed around the ride

The transfer makes this easier to book as a half-day plan, but do not treat it as an open-ended excursion. Pickup is not offered everywhere, and the available resort schedules are tied to particular trips.
From Playa Blanca, the listed pickup options connect with the 11:00 or 13:00 submarine trips. From Costa Teguise and Puerto del Carmen, the listed pickup is connected with the 12:00 trip. The activity information also identifies a 13:00 pickup from Playa Blanca and a 12:00 pickup from Costa Teguise and Puerto del Carmen. Because the published details give slightly different wording for Playa Blanca, I would confirm the exact departure and collection time before finalizing other plans.
Once you arrive at Puerto Calero, expect the submarine portion to take about an hour, including boarding and disembarking. Afterward, you receive a personalized certificate and have free time at the marina. That extra time is useful if you want to look around, take photos, or find something to eat.
Food and drinks are not included. One practical complaint about the schedule is that there may not be enough time for a relaxed meal immediately before or after the ride, depending on your transfer. If eating matters to you, check the timing and consider bringing a small snack if permitted, or plan a separate meal rather than relying on a short marina stop.
Is $74 good value for this Lanzarote experience?

At $74 per person, this is not the cheapest way to spend an hour in Lanzarote. It is also not comparable to a standard harbor cruise. You are paying for access to a real submarine, a controlled descent to 30 meters, assigned window seating, multilingual commentary, hotel transfer where available, and a certificate.
The value improves if you would not otherwise be able to see Lanzarote underwater. Snorkeling and scuba activities require equipment, water confidence, and suitable conditions. This trip removes those barriers. You can sit in ordinary clothes, stay dry, and still see fish and wrecks at a depth most holidaymakers never reach.
The price also makes more sense for families. A parent does not need to supervise children in the water, and non-swimmers can take part alongside confident swimmers. The activity is short enough that younger children are unlikely to face a full-day commitment, although children under two cannot board.
I would think twice if your main goal is a long time in nature or a flexible schedule. The ride is fixed, the viewing time is limited, and underwater wildlife cannot be guaranteed. If you have already taken several marine trips, you may find the one-hour format brief. For a first submarine trip, though, the unusual setting gives the fare a clear reason.
The audio guide, staff, and certificate

The audio guide is more useful than a silent ride would be. It helps explain the fish, wrecks, and submarine information while you watch. With nine languages available, families and groups do not need to depend on a single live explanation in English.
The staff contribute to the smooth running of the outing. They handle the boarding process, provide information, and assist when needed. The service has been described as friendly, efficient, and reassuring, particularly for nervous passengers and someone with limited mobility.
Do not expect a formal lesson in marine biology. The commentary is there to make the sights easier to understand during a short trip. That is enough for most people, especially when a fish or wreck appears outside the port and you want context right away.
The personalized certificate is a small touch, but children tend to enjoy it. It gives them something physical to take home and helps turn the ride into a distinct event rather than another hour of sightseeing.
Who should book this submarine ride?

I would recommend it most strongly to:
- Families looking for an unusual activity that does not require swimming
- Children and teenagers interested in ships, fish, or underwater machines
- Adults who are nervous about water activities but still want to see below the surface
- Non-swimmers who want a genuine underwater view
- Couples or friends who have already seen Lanzarote’s volcanic sights and want a change of pace
- Visitors staying in the three resort areas served by the transfer schedule
You may want to skip it if you dislike enclosed spaces, need a long and unhurried meal break around an activity, or prefer independent sightseeing without a fixed departure. Also remember that wildlife sightings vary. The wrecks are a strong reason to go, but fish numbers and species will change from one trip to the next.
A practical plan for your day
Before booking, check three things: your resort’s pickup area, the available departure time, and the amount of time you have around the marina. Send the operator your hotel name so the transfer can be arranged, then watch for the email giving the exact pickup point and time.
Wear ordinary comfortable clothing. The cabin is air-conditioned, so a light layer can be useful. You do not need swimming equipment, and the trip does not ask you to get wet.
Keep your eyes on your own viewing port rather than trying to move around for the best place. Your assigned seat is part of the design, and the TV monitor gives you another angle when the view outside shifts.
If you are taking children, explain that the submarine descends and that they will remain seated while watching through the window. The ride is exciting without being a hands-on activity, so children who need constant movement may find the hour slow. Children who like watching fish or machinery should have plenty to hold their attention.
Should you book Sub Fun Tres?
Book it if you want a genuinely different Lanzarote outing and like the idea of seeing fish and wrecks without entering the water. The clear viewing ports, normal-pressure cabin, multilingual audio, and reliable transfer setup make it accessible to a wide range of people. The personalized certificate and marina time are pleasant extras.
I would especially choose it for a family with a non-swimmer, a nervous passenger, or a teenager who wants something beyond the usual beach day. Just remember that the core activity is only about an hour, pickup times are limited, food is not included, and underwater wildlife cannot be promised on demand.
For most visitors, the chance to sit 30 meters below the surface in a real submarine is enough to justify the cost. Check the transfer details carefully, allow time for the marina, and you will know exactly what kind of outing you are booking.
FAQ
How long does the submarine activity last?
The experience lasts about one hour, including boarding and disembarking. Check the available start times when booking.
How deep does the submarine go?
Sub Fun Tres reaches up to 30 meters, or about 100 feet, below the surface.
What marine life can I see?
You may see a variety of fish, rays, and possibly other species such as barracuda. The route also includes views of shipwrecks. Wildlife sightings can vary.
Is hotel pickup included?
Pickup is included from selected areas. The listed service covers Playa Blanca at specified times, plus Costa Teguise and Puerto del Carmen for the listed 12:00 trip. You must provide your hotel name, and the operator will email the pickup point and time.
What languages are available for the audio guide?
The audio guide is available in Dutch, English, Finnish, French, German, Italian, Norwegian, Polish, and Spanish.
Can children under two join?
No. Children under two cannot take part because of the safety equipment on board.
Can I cancel the booking?
You can cancel up to 24 hours in advance for a full refund. The reserve-now, pay-later option allows you to book without paying immediately.
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