Reviewed · SILFRA SNORKELLING
Silfra Drysuit Snorkeling with Free Photos – Meet on Location
Few places in Iceland let you snorkel in a place where you are literally in the fault line, with near-mirror visibility and views that can feel unreal. I also like that the experience is built around small groups and a safety-focused PADI-certified guide, and you finish with included photos plus hot chocolate. The main catch is simple: this is a very cold activity, and the dry suit can feel tight around the neck and wrists.
You’ll meet at Thingvellir National Park, about 50 km from Reykjavik, and spend a lot of the time doing the suit-up process in a heated area. Based on what I’ve seen from guides on past outings, people tend to praise the patience and calm coaching, especially for first-timers who are a bit nervous about cold water. Plan for a day where you’ll follow instructions closely and move at a steady pace, because getting in and out takes time.
Silfra at Thingvellir, snorkeling between the plates

Silfra sits inside Thingvellir National Park, a UNESCO World Heritage Site tied to Iceland’s plate boundary. What makes it special is that you snorkel in a freshwater fissure created as the North American and Eurasian plates drift apart, about 2 cm per year. That movement is the reason you can see such dramatic cracks and canyon-like shapes underwater.
The water clarity is the star of the show. You can often see at least 100 meters ahead, which is why the experience gets described as feeling like flying. And because it’s freshwater, the whole scene can look almost too clean and crisp for Iceland, even when you are shivering a little at the surface.
The 3 hours timetable, why the 40 minutes in water matters

The tour runs about 3 hours total. The actual time you spend snorkeling is roughly 40 minutes, but the full schedule includes everything around that moment.
Here’s how the time typically breaks down:
- You meet at the Silfra Adventure Vikings site at Thingvellir and check in.
- You suit up in stages, starting with thermal layers in the heated changing area, then adding the dry suit and sealed cuffs.
- You get a safety briefing, then walk to the entry area.
- You enter, snorkel, then exit and get helped out of the suit.
- You warm up with hot drinks and get instructions for the included photos.
In peak periods, there can be queues at the entry point, which can make the overall experience feel a bit rushed. Even then, the guides focus on keeping groups safe and moving smoothly, and your time underwater stays the main event.
More of the Silfra fissure:
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Dry suit first, wetsuit if you know what you want

This experience includes dry suit snorkeling gear, plus everything you need to snorkel. The big benefit of the dry suit is that it keeps you dry from the neck down, which is why it’s the most common choice for cold-water comfort.
Still, “dry” does not mean “cozy.” The tour info specifically warns that dry suits can feel tight and constricting, especially at the neck and wrists. You may also find that your hands and feet feel the cold more quickly, even when the rest of your body is protected.
There is also a wetsuit option you can pre-book on another listing. Here’s the practical difference:
- A wetsuit can be good if you are a confident swimmer and want the chance to go deeper.
- It can also suit scuba divers who do not have the required certification for the deeper scuba portion.
- If you want to keep everyone together, this company notes it can run wetsuit and dry suit snorkelers in the same group.
If you have claustrophobia, the tour info says this option is not recommended. In that case, a wetsuit is suggested as a better fit for comfort.
Safety briefing and the medical check that keeps things real
Silfra is cold, and it is physically different from pool snorkeling. That’s why this tour has a clear before-you-go checklist.
You should be comfortable in water and able to swim. No certification is required, but you do need to be able to handle the basic conditions without panicking. The tour also requires English communication, so make sure you’ll be able to understand instructions.
You’ll also fill out a medical form before participating. If you are over 65, you need physician approval. There are also minimum age and size limits, including:
- Minimum age: 12 years
- Height: at least 150 cm (4’9), maximum 200 cm (6’7)
- Weight: at least 50 kg (99 lbs), maximum 120 kg (264 lbs)
And one very practical note: don’t wear glasses. The tour says to bring contact lenses or your own prescription mask.
In the water, guides keep a close eye on the group, and small-group size helps. People consistently praise guides for checking in often, teaching the basics clearly, and staying calm when someone needs reassurance.
What happens on arrival, from thermal layers to sealed cuffs

Plan to spend more time getting ready than you might expect. You start by meeting your guide, then going through procedures and safety measures. After that, you put on your gear.
What I like about the process is that it’s structured. The suit-up is not just “put it on and go.” You are helped into your dry suit, then sealed with collars at the neck and closures at wrists and sometimes ankles, so water sealing is the priority.
The tour recommends dressing in long thermal underwear and thick wool socks as a base layer. If you come prepared with warm layers, the cold feels much more manageable. They also suggest bringing a change of clothes because the dry suit has a small chance of leaking.
One tip that shows up in the vibe of the whole experience: eat breakfast first. That makes a big difference when you’re dealing with cold hands and a long sit in gear.
More snorkelling near Reykjavík:
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In the water at Silfra, visibility, focus, and cold hands

Once you’re at the entry point, you’ll rinse your mask with anti-fog liquid and then help get you set up with snorkel gear and fins. Then you’re in.
Here’s what the snorkeling itself feels like:
- The water is extremely clear, so you can watch your surroundings without losing the fissure lines.
- The environment looks like a natural underwater canyon created by the drifting plates.
- The sensation is peaceful, but it’s still active, because you’re swimming and adjusting to suit restrictions.
The cold is real. Several guides and past snorkelers note that hands and feet can get numb, and you might feel cold by the end even if you start off okay. The good news is that with a dry suit, you are mostly protected, and one big review takeaway is that only your head and hands may get wet.
You also get to slow down and look. With 100-meter visibility, you are not rushing to find what to see. You just follow the guide’s pace and keep your breathing steady.
Photos included, and why the guides earn their tips

This tour includes underwater photos. In practice, that means your guide takes pictures during the snorkeling, and you get the chance to access them afterward.
From what people say, the photo part is not treated like an add-on. Guides help with framing, and they keep checking that everyone is okay so they can keep shooting. Multiple guides are praised for being patient while people get used to the gear, especially for first-timers.
If you like having a “proof you were really there” set of images, this is a big value boost. Silfra is a place you’ll describe later, and it’s nice to have photos that match what your eyes saw.
Hot chocolate and the warm-down routine

Right after you finish snorkeling, there is a return walk to the changing area. Then the guides help you remove the gear.
Warm-up matters here. The tour includes hot chocolate prepared by your guide, and there is a setup for warming hands when conditions are really cold. Even if you start the morning steady, you’ll feel better after a hot drink and a chance to get out of wet gear parts.
This is also when you’ll be told how to reach your included photos. It’s a nice wrap-up, especially if you came for the pure scenery and want something comforting at the end.
Price and value, is $140 worth it for most people?

At $140 per person for about 3 hours, this tour sits in the “worth considering” category, not the budget category. The value comes from three things you would otherwise have to pay for separately:
- Top-to-bottom gear: dry suits, wetsuit alternatives if you pre-book, snorkel equipment.
- Instruction and safety: a PADI-certified guide leads you through safety procedures and keeps oversight of the group.
- The “memory package”: hot chocolate plus included underwater photos.
The other value angle is location. Silfra is accessed through Thingvellir, a site where you do not just show up and explore on your own. Having a guide helps you enjoy the fissure correctly and safely.
Is it overpriced for people who hate cold? Yes, because you won’t enjoy it. But for people who are comfortable swimming and can handle winter conditions, $140 feels reasonable for what you get.
Who should book, and who should skip this cold-water plan
This tour is best for you if:
- You can swim and you’re comfortable in open water
- You want UNESCO-level geology without needing scuba certification
- You like guided experiences with photos included
- You don’t mind that the dry suit is a bit awkward at first
You should think twice if:
- You dislike tight clothing or feel trapped in gear, because the dry suit can feel constricting at neck and wrists
- You have claustrophobia, since the tour info says it is not recommended
- You’re sensitive to cold, especially in hands and feet. The dry suit helps, but numbness can still happen.
Also, don’t treat this as a food outing. Food is not included, so plan to bring what you need before you go and keep water and snacks in mind for the rest of your day.
The booking verdict: should you go with Adventure Vikings?
I’d book this when you want a high-clarity, plate-boundary snorkeling experience with the right support on a winter timetable. The biggest reason is that people consistently rate the guiding and safety focus extremely highly, and the included photos and hot chocolate make the whole thing feel complete, not rushed into a quick check-in.
However, go in with eyes open. Expect cold, suit fitting time, and a possibility of waiting if it’s peak season. And if you have any concerns about dry suit fit, bring your body comfort seriously into the decision. If you know you hate tight collars or you’re claustrophobic, look closely at the wetsuit option or consider a different activity that matches your comfort level.
FAQ
How long are you actually in the water?
The snorkeling time is about 40 minutes, with the total tour lasting around 3 hours including suit-up, briefing, and walking.
Do I need a snorkeling or scuba certification to join?
No certification is required to participate. You do need to know how to swim and be comfortable in the water.
What is included in the tour price?
Included are underwater photos, a PADI-certified guide, hot chocolate, and snorkeling equipment, including use of the necessary snorkeling gear.
What should I bring for Silfra?
Bring a base layer like long thermal underwear and thick wool socks. Plan for a change of clothes afterward. If you wear prescription eyewear, the tour notes you should not wear glasses, and suggests contact lenses or your own prescription mask.
Can I wear glasses during the tour?
The tour says not to wear glasses. Contact lenses or a prescription mask is recommended instead.
What are the age and size limits?
Minimum age is 12. There are also height limits of 150 cm to 200 cm and weight limits of 50 kg to 120 kg. Participants outside these ranges should not plan to join.
Is the tour suitable for people with claustrophobia?
The tour info says it is not recommended for people with claustrophobia. It suggests that a wetsuit may be a better option in that case.
What if weather is poor?
This experience requires good weather. If it is canceled due to poor weather, you will be offered a different date or a full refund.
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