Reviewed · SILFRA TOURS

Silfra Drysuit Snorkeling Tour with Free Photos – From Reykjavik

★ 5.0 · 624 reviews 5 hours (approx.) From $189 Operated by Adventure Vikings · Bookable on Viator
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Silfra is one of Iceland’s strangest treats: you float through crystal-clear glacial water in the crack between the North American and Eurasian tectonic plates. There are no tropical fish or coral gardens here. Instead, you get black volcanic rock, blue-green water, and visibility that can reach more than 100 meters.

I like the small maximum group of six, since a guide can give real help with the drysuit and swimming technique. I also like the practical extras: free underwater photos and hot chocolate after the water. The main drawback is the drysuit. Its seals can feel tight at the neck and wrists, and getting dressed takes more effort than the short swim itself.

Key points to know before booking

Silfra Drysuit Snorkeling Tour with Free Photos - From Reykjavik - Key points to know before booking

  • Silfra’s water is exceptionally clear: You can see the volcanic walls and bottom with unusual sharpness, often more than 100 meters ahead.
  • The water feels cold, but the drysuit keeps your body dry: Your hands and face remain exposed, so expect some numbness.
  • The actual swim lasts about 30 to 40 minutes: The full outing takes roughly five hours with transport, changing, instruction, and warm-up time.
  • Groups are limited to six people per guide: This matters when you need help with the suit, mask, snorkel, or swimming position.
  • Bring thermal underwear and thick wool socks: These are especially important in winter and for anyone who gets cold easily.
  • The photos are complimentary: You typically receive 40 to 100 images, usually available for download within a few business days.

What makes Silfra different from ordinary snorkeling

Most snorkeling is about sea life. Silfra is about geology and clarity.

The fissure lies in Thingvellir National Park, where the North American and Eurasian tectonic plates are pulling apart. The gap between the plates is roughly 6 to 7 kilometers across in the park area, while Silfra itself is the water-filled fissure where you enter.

The water begins as glacial melt. It filters slowly through porous lava rock for decades before reaching the fissure. That natural filtering helps explain the astonishing visibility. You can look along the submerged rock walls and see details far farther away than you would in a normal lake or coastal snorkeling spot.

The sensation is less like swimming through a busy reef and more like floating through a narrow blue corridor. The water is almost empty of fish and plant life because of the low temperature. If you want colorful wildlife, this is the wrong outing. If you want a rare look at Iceland’s volcanic geology from water level, it is a strong choice.

You may also take a sip of the water while you are there. Silfra’s water is famously clean and fresh, though you should follow your guide’s instructions rather than treat the swim as a drinking stop.

More ways to get into the Silfra fissure:

The drive from Reykjavik to Thingvellir

Silfra Drysuit Snorkeling Tour with Free Photos - From Reykjavik - The drive from Reykjavik to Thingvellir

Pickup from Reykjavik is included. The ride to Silfra takes about 45 minutes, and the overall schedule usually puts you back in the city around noon or 12:30, depending on the departure time and changing process.

For tours running from March through October, pickup is generally between 7:30 and 8:00 for a 9:00 activity. From November through February, there are usually morning and later departures, with pickup windows around 8:00 to 8:30 or 11:00 to 11:30.

Look for the Adventure Vikings van. Exact pickup arrangements matter in Reykjavik, so give your accommodation details and watch the agreed pickup window rather than waiting until the scheduled activity time.

The drive also gives you a brief look at Thingvellir National Park. Do not expect a full sightseeing tour, but the road through the park adds useful context. You are not simply being taken to a swimming hole. You are heading into one of Iceland’s most important geological areas.

If you eat breakfast before leaving, you will be more comfortable. There is no meal included, and getting into a drysuit, waiting your turn, and swimming in cold water is not a great combination on an empty stomach.

Getting into the drysuit at Silfra

Silfra Drysuit Snorkeling Tour with Free Photos - From Reykjavik - Getting into the drysuit at Silfra

The changing process is the part many people underestimate.

Your guide first explains the activity and safety rules, then helps you choose and put on the snorkeling equipment. The drysuit must seal at the neck and wrists, which is why it can feel tight and restrictive. The material is stiff, and movement is less natural than in ordinary swimwear.

Bring one thermal base layer for the drysuit. Long thermal underwear is recommended, along with thick wool socks. Several people found that an extra pair of socks helped protect their toes, especially in snowy or very cold weather.

The suit keeps your torso and legs dry and helps you float. That buoyancy makes the swim easier in one sense, but it also means you cannot move exactly as you would in a pool. A gentle frog kick is useful, and you need enough strength and coordination to turn, adjust your position, and reach the exit platform.

The neck and wrist seals are the most noticeable part of the suit. They are necessary, but they can feel uncomfortable. If you have claustrophobia, this activity may not suit you. A wetsuit can be a better choice for some people, but wetsuit and drysuit options are booked separately, so confirm what you reserved.

Take off watches, jewelry, and other loose items before gearing up. Tie back long hair, and bring dry clothes for afterward. A drysuit has a small chance of leaking, so a change of clothing is sensible even though the suit is designed to keep you dry.

The 30 to 40 minute swim through Silfra

Silfra Drysuit Snorkeling Tour with Free Photos - From Reykjavik - The 30 to 40 minute swim through Silfra

Once your group is ready, the walk to the entry point is short. The water is around 2 degrees Celsius, or roughly 34 degrees Fahrenheit, but the drysuit does its main job well. Your body may stay surprisingly comfortable while your hands and face feel the cold.

The first moments can feel awkward. Your mask, snorkel, hood, gloves, and suit all change the way you move and breathe. Your guide gives instructions before entry and remains close throughout the route.

The water carries a small current in parts of the fissure. It can help move you along, but you still need to kick at points, especially near the exit. If you begin to panic or feel uncomfortable, there is a point where you can turn back. Tell your guide early if something feels wrong. The small group setup makes this kind of help easier.

The scenery is the reason to tolerate the gear. Silfra’s walls show folded, fractured volcanic rock, while the water shifts between clear blue and green tones. In good conditions, the visibility gives the impression of floating in open space. Several guides, including Dori, Alex, Gretar, Nebo, and Wilmar, have been singled out for careful instruction, patience, and close attention to safety.

Your guide also takes photos during the swim. The number varies with group size and swimming ability, but you can expect roughly 40 to 100 images. These are supplied free of charge and are normally uploaded within a few business days. Do not count on receiving them immediately after leaving the water.

The water contains no fish or coral. That is not a flaw in the activity, but it is important to understand before paying for it. Silfra offers rock, clarity, cold, and geology. It does not offer the living color of a tropical snorkeling trip.

The short walk out and hot chocolate

Silfra Drysuit Snorkeling Tour with Free Photos - From Reykjavik - The short walk out and hot chocolate

After the swim, you leave the water and walk about five minutes back toward the changing area. This can be the chilliest part, particularly in winter rain, snow, or wind.

You then remove the equipment and change into your warm clothes. The guides help with the suit, which is useful because the stiff material can be awkward to handle when you are tired or cold.

Hot chocolate is included. It is a small detail, but it makes sense here. The warm drink gives you a comfortable finish while you wait for the group to finish changing.

Dress for the weather outside the water. Waterproof outer clothing is not included, and jeans or high heels are poor choices for the site. Warm layers, dry socks, and shoes suitable for a short walk are the practical answer.

How good is the value at $189?

Silfra Drysuit Snorkeling Tour with Free Photos - From Reykjavik - How good is the value at $189?

At $189 per person, this is not a cheap way to spend a morning. You are paying for transport from Reykjavik, equipment, instruction, a certified guide, access to a difficult-to-reach natural site, complimentary photos, and a small group capped at six people.

The value depends on what you want from Iceland. If you already enjoy snorkeling and want a rare geological setting, the price is easier to justify. You receive a focused activity that would be difficult to arrange on your own, and the guide support matters when you are wearing unfamiliar equipment in near-freezing water.

The free photos add useful value. You do not need to carry an underwater camera, and the guide can photograph the group in the fissure. Image quality and quantity can vary, but the photos give you a record of the experience without an extra charge.

The price is harder to justify if you dislike cold water, tight clothing, or short swims. You spend much longer traveling, changing, and waiting than you spend in the water. This is a specialized experience, not a half-day of continuous swimming.

A small group is one of the better features for the money. Each guide can handle up to six people, though as many as three separate groups may be present at the site. That means the overall area can be active, but your assigned guide remains responsible for a compact group.

Who should book this activity?

Silfra Drysuit Snorkeling Tour with Free Photos - From Reykjavik - Who should book this activity?

You should consider it if you can swim, feel comfortable in open water, and want an unusual Iceland experience beyond roads and viewpoints. You do not need to be an expert snorkeler, but you should be able to follow instructions and manage basic movement in the water.

It suits adults and children from age 12, subject to the operator’s requirements. Anyone over 65 needs physician approval. Participants must be between 150 and 200 centimeters tall and between 50 and 120 kilograms.

You must complete a medical form before taking part. You also need to communicate in English, since safety instructions and equipment guidance are given in English.

This is not a good match for someone with claustrophobia or a strong dislike of restrictive clothing. The drysuit is part of the experience, not a minor accessory. You may spend around two hours wearing it during preparation, waiting, swimming, and changing, even though the swim itself is under 40 minutes.

You also need to be comfortable with a quiet underwater setting. There are no fish to watch, and the appeal comes from the water clarity and rock formations.

Practical tips that make the morning easier

Silfra Drysuit Snorkeling Tour with Free Photos - From Reykjavik - Practical tips that make the morning easier

  • Eat breakfast before pickup, since food is not included.
  • Wear long thermal underwear and thick wool socks beneath the drysuit.
  • Consider two pairs of wool socks if you are prone to cold feet.
  • Bring a complete change of clothes in case a small amount of water enters the suit.
  • Use contact lenses instead of ordinary glasses, or bring your own prescription mask.
  • Remove jewelry and watches before putting on the equipment.
  • Tie back long hair so it does not interfere with the mask or hood.
  • Choose an early start if you want the best chance of avoiding a line at the entry point.
  • Bring warm outer clothing for the walk and changing period.
  • Provide your age, height, and weight when booking, since the operator uses these details for equipment and eligibility.

The drysuit should not make you wet, but the exposed skin on your face and hands will feel the temperature. The water may feel manageable once you are moving, yet the weather and waiting period outside can still be cold.

Final decision: should you book Silfra with Adventure Vikings?

I would book this tour if the phrase snorkeling between tectonic plates genuinely appeals to you. The setting is unusual, the water clarity is extraordinary, and the small group gives you a better chance of receiving careful help from your guide. The included photos and hot chocolate are useful extras rather than empty add-ons.

I would not book it expecting tropical scenery, wildlife, or a long swim. You need to accept the stiff drysuit, tight seals, cold hands and face, and a fair amount of preparation for about 30 to 40 minutes in the water.

For the right person, this is a memorable use of a Reykjavik morning. Pack proper layers, eat breakfast, tell the guide about any concern immediately, and treat the experience as a geological adventure rather than a standard snorkeling trip.

FAQ

How long does the full tour take?

The experience lasts approximately five hours, including pickup and drop-off from Reykjavik, travel to Thingvellir National Park, preparation, snorkeling, changing, and the return journey.

How long are you in the water?

You spend approximately 30 to 40 minutes snorkeling in Silfra.

Is pickup from Reykjavik included?

Yes. Pickup and drop-off in Reykjavik are included. Look for a van with the Adventure Vikings logo.

What time does pickup take place?

From March through October, pickup for the 9:00 tour is generally between 7:30 and 8:00. From November through February, pickup is generally between 8:00 and 8:30 for the 9:30 tour, or between 11:00 and 11:30 for the 12:30 tour.

Is the snorkeling equipment included?

Yes. The tour includes the snorkeling equipment and instruction from a PADI Divemaster, instructor, or equivalent guide.

Do I need to bring thermal clothing?

Yes. For the drysuit option, bring one thermal base layer and thick, preferably wool, socks. Long thermal underwear is recommended.

Does the water feel cold?

The water is around 2 degrees Celsius, or approximately 34 degrees Fahrenheit. The drysuit helps keep your body dry and warm, but your hands and face remain exposed and may feel numb.

Are underwater photos included?

Yes. Underwater photos are included at no extra charge. The tour typically produces about 40 to 100 images, depending on group size and swimming ability. Photos are usually available for download a few days later.

What are the age and size requirements?

The minimum age is 12. Participants must be at least 150 centimeters tall and no more than 200 centimeters tall, and weigh between 50 and 120 kilograms. Anyone over 65 needs physician approval.

Can I cancel for a refund?

You can cancel for a full refund up to 24 hours before the experience start time. Changes or cancellations made less than 24 hours before the start time are not accepted for a refund. If poor weather or insufficient bookings cause the operator to cancel, you are offered another date or a full refund.

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