Silfra Wetsuit Snorkeling – Meet on Location | Free Photos

Silfra is one of Iceland’s strangest and most memorable outings: you float through a water-filled crack between the North American and European tectonic plates, with visibility that can exceed 100 meters. The water is glacial and close to 2°C, but proper equipment lets you stay in for roughly 30 to 40 minutes.

I like the small groups of up to six, which give the guide time to help with bulky gear and nervous swimmers. I also like that underwater photos and hot chocolate are included, so you leave with a record of the experience and a warm drink in hand.

The main drawback is comfort. Dry suits can feel tight at the neck and wrists, and the cold still reaches your hands, face, or toes. You must swim confidently, meet the height and weight limits, and accept that this is more about floating through clear water than touching two continental plates.

Key points before you book

• Visibility over 100 meters: Silfra’s filtered glacial water is remarkably clear, though conditions can vary.
• A six-person group: One PADI Divemaster, instructor, or equivalent guide handles each small group.
• Wetsuit or drysuit choice: Wetsuits offer more freedom of movement, while drysuits provide better protection from the cold but can feel bulky.
• Photos are included: Expect roughly 40 to 100 underwater images, downloadable after a few days.
• Warm layers matter: Wear thick socks, and use long thermal underwear under a drysuit.
• A physical activity: You need to swim without help, feel comfortable in water, and complete a medical form before entering Silfra.

Why Silfra feels so different from ordinary snorkeling

The appeal is not colorful fish or coral. Silfra offers something more unusual: a quiet swim through a flooded geological fissure in Thingvellir National Park, a UNESCO World Heritage Site.

The water begins as meltwater from a glacier roughly 50 kilometers away. It travels underground through porous volcanic rock before reaching the fissure. That long filtering process helps explain the remarkable clarity. On a good day, you can look far ahead and see the rock walls, pale blue water, and other people appearing to float in open space.

The geological setting gives the activity its hook. Silfra lies in the rift between the North American and Eurasian tectonic plates, which are slowly moving apart. The plates are not close enough for you to place one hand on each, and the experience should not be sold as a literal two-plate touch. You are swimming in a fissure created by their movement, which is impressive enough.

I find the experience most interesting when you pay attention to both the water and the setting. The cold, the unusual buoyancy of a drysuit, and the clear view below you make this feel more like a short expedition than a casual swim.

Meeting at Thingvellir National Park

This is a meet-on-location activity, not a hotel pickup from Reykjavik. You drive to Thingvellir National Park and park in the P5 area, then look for the cluster of snorkeling and activity vans. The listed meeting point is Silfra Adventure Vikings, at the location marked 7V4M+HG8, 806 Thingvellir.

Plan enough time to find the parking area and walk to the vans. You do not want to arrive breathless and rushed before squeezing into a suit. Confirmation is provided when you book, and the activity ends back at the same meeting point.

Your guide first explains how the session will work. Guides named in the feedback include Alex, Ines, Dory, Kaja, Fernando, Inigo, Jane, Bjarni, Doris, and Gretar. The most consistent praise goes to the guides’ calm help with equipment and nervous participants. That matters here, since the clothing is not simple to put on and the first minutes can feel awkward.

Getting fitted for a wetsuit or drysuit

The listed experience is for wetsuit snorkeling, but the operator also provides drysuits. Equipment and the suit are supplied, while you bring your own swimsuit and towel.

For the wetsuit option, wear your bathing suit underneath. The wetsuit allows more natural movement and makes it easier to push below the surface, according to the tour information. It also exposes you more directly to the cold, so it is best suited to confident swimmers who understand what cold water feels like.

A drysuit keeps water away from most of your body and is the more common choice for people worried about the temperature. It is not a cozy winter coat, though. The neck and wrist seals must be snug, and the suit can feel tight, stiff, and bulky. You may float more easily than expected, which can make steering and changing position harder.

The practical clothing advice is worth taking seriously:

• Wear long thermal underwear beneath a drysuit.
• Bring thick wool socks or other thick socks.
• Bring a change of clothes in case the drysuit leaks.
• Dress for the outdoor weather with waterproof layers.
• Do not wear jeans or heels.
• Eat breakfast before the activity.

Your hands and a small part of your face may still feel cold. Several people found that their toes became the most uncomfortable part, which is why thick socks are not a minor suggestion. In winter, warm, close-fitting layers under the drysuit are especially useful.

Glasses are not suitable under the snorkeling mask. Use contact lenses or bring your own prescription mask if you have one.

The safety briefing sets the tone

Once everyone is dressed, the guide gives a safety briefing before the group enters Silfra. This is not a time to act brave or hide uncertainty. Tell the guide if the mask, neck seal, or suit feels wrong, and ask for help before you enter the water.

All participants must know how to swim and feel comfortable in water without assistance. You also need to communicate in English, since the tour is offered in English and the instructions are given that way.

The guide handles one group of up to six people at a time. Up to three groups may be present during the activity, so the area can have other swimmers nearby. The small group size helps, but it does not mean you will have the fissure entirely to yourself.

You will also complete a medical form before participating. The medical statement is available through the booking voucher, so check it early rather than waiting until you reach the park.

Floating through Silfra for 30 to 40 minutes

The time in the water lasts about 30 to 40 minutes. You are not racing through a short channel. The group moves at a controlled pace, with the guide leading and helping people manage the equipment.

The drysuit changes how you move. You may feel buoyant at the surface, and the suit can make simple movements seem less natural. One useful advantage is that you can remain mostly dry, but the tradeoff is reduced freedom and a tight fit around the seals.

A wetsuit feels more familiar for swimming, and it allows you to move lower in the water. The cost is that your body feels the cold more directly. If you have never used a snorkeling suit in very cold water, the drysuit may feel more reassuring, but you should not expect it to feel loose or graceful.

Silfra has no large currents, based on the supplied experience details, but you still need to swim steadily and follow the guide. If you become anxious, the guide can help you regain control. This is where a patient guide such as Alex, Jane, Dory, or Fernando can make a real difference. Their role is not only to point out the route, but also to help you keep your breathing and position under control.

The best views come from looking down and ahead. The water can appear almost empty at first, then reveal rock formations and a long clear corridor beneath you. Some reports describe visibility of 42 meters, while the stated maximum can exceed 100 meters. Do not treat the highest figure as a guarantee for every session, but the clarity is the defining feature of the site.

What the photos add to the experience

Underwater photos are included in the price, with around 40 to 100 images depending on group size and how comfortable the group is in the water.

This is useful because taking your own phone or camera is not practical for most people. The guide photographs the group during the session, allowing you to focus on swimming and looking around instead of managing equipment.

The images are downloadable after a few days. You should not expect a carefully edited personal photo shoot, but the photos give you a way to remember the unusual scale and clarity of Silfra. They also show something that is hard to describe afterward: people floating in dark suits above a clear fissure.

Hot chocolate at the end

After changing out of the snorkeling gear, you get hot chocolate. It is a small inclusion, but it makes sense here. Even with a drysuit, your hands, face, and feet may be cold, and the outdoor preparation and changing process take place in Icelandic weather.

The warm drink also gives the group a natural finish. You have time to settle down, collect your things, and talk with the guide before returning to the meeting area.

Bring a towel and dry clothes that are easy to put on. Loose, warm layers are more practical than fashionable clothing after a cold-water activity.

Is the $140 price fair?

At $140 per person, this is not a cheap add-on. The value depends on what you are paying for.

You receive a guided visit to a rare geological site, specialized snorkeling gear, a wetsuit or drysuit, safety instruction, a small group capped at six, underwater photographs, and hot chocolate. The PADI-certified guide is especially important because the equipment and cold conditions require more care than a normal beach snorkeling trip.

The included photos improve the value. Many water activities charge extra for images, while this tour includes them without an added commission. You also avoid renting or transporting specialist equipment yourself.

Still, the session is only about three hours from start to finish, and your actual time in the water is around 30 to 40 minutes. If you measure value by the number of hours spent in the activity, the price may feel high. If you are paying for a rare Iceland experience in a protected national park, the cost is easier to justify.

I would compare it with other paid activities in Iceland based on your interests. If unusual geology and a physically active outing appeal to you, the price is reasonable. If you dislike cold water, tight clothing, or guided group activities, the cost will not rescue the experience.

Who should book this experience

This suits confident swimmers aged 12 and older who want an unusual outdoor activity and do not mind a little discomfort. You should be able to swim without help and stay calm in cold water while wearing unfamiliar equipment.

It can work well for families with older children and teenagers. The guides are used to helping anxious participants, and the small groups allow more personal attention. People over 65 need physician approval.

The operator lists these body-size requirements:

• Minimum age: 12
• Minimum height: 150 centimeters
• Maximum height: 200 centimeters
• Minimum weight: 50 kilograms
• Maximum weight: 120 kilograms

Provide each participant’s age, height, and weight when booking. Standard suit sizes range from XS to 4XL, but custom-made suits are not carried. If you are near the stated limits or have concerns about fit, contact the operator before arriving. A suit that is uncomfortable can turn the preparation into the hardest part of the day.

You should skip this activity if you cannot swim confidently, dislike the feeling of a tight neck seal, or expect to stand between two plates and touch both. The geological description is accurate, but the marketing idea can create the wrong picture.

Cancellation and weather notes

You can cancel for a full refund up to 24 hours before the local start time. Cancellations or changes within 24 hours are not refunded or accepted.

The activity depends on suitable weather and a minimum number of participants. If poor weather or low numbers cause cancellation, you are offered another date, another experience, or a full refund.

I would avoid placing this on the tightest part of your Iceland schedule. A little flexibility is helpful for an outdoor activity in Iceland, even though the session itself is short.

My verdict: book it if the cold is part of the appeal

I recommend Silfra snorkeling if you want a rare, hands-on way to see Thingvellir and you are willing to trade comfort for clarity. The water, geology, small group, guide support, and included photos make this more than a quick swim.

Choose the wetsuit if freedom of movement matters and you accept colder water. Choose the drysuit if staying mostly dry matters more, while understanding that the fit can feel restrictive and buoyant.

Bring thick socks, warm layers, a swimsuit, towel, dry clothes, and a steady appetite from breakfast. If you meet the physical requirements and arrive ready for an unusual cold-water session, this is one of the more distinctive activities you can add to an Iceland visit.

FAQ

Where does the Silfra snorkeling tour meet?

You meet the Adventure Vikings team at Silfra Adventure Vikings in Thingvellir National Park. After parking in the P5 area, look for the snorkeling and activity vans. The tour ends back at the meeting point.

How long does the activity last?

The full activity lasts approximately three hours. You spend about 30 to 40 minutes in the water.

How cold is the water?

Silfra water is approximately 2°C, or 35°F. The supplied equipment helps protect you, but your hands, face, and feet may still feel cold.

Is snorkeling equipment provided?

Yes. Snorkeling equipment and either a wetsuit or drysuit are provided.

Are underwater photos included?

Yes. The guide takes underwater photos during the session, normally around 40 to 100 images depending on group size and comfort. They can be downloaded after a few days.

What should I wear and bring?

Bring a swimsuit, towel, thick socks, and a change of clothes. Long thermal underwear and thick wool socks are recommended under a drysuit. You should also dress for the outdoor weather with waterproof clothing and avoid jeans and heels.

What are the age, height, and weight requirements?

The minimum age is 12. Participants must be at least 150 centimeters tall and between 50 and 120 kilograms, with a maximum height of 200 centimeters. Anyone over 65 needs physician approval.

Can I cancel for a refund?

You can cancel at least 24 hours before the local start time for a full refund. Cancellations within 24 hours are not refunded. If the operator cancels because of poor weather or insufficient participation, you are offered another date, another experience, or a full refund.