Reviewed · REYKJAVIK TOURS
Volcano Eruption Site Hike from Reykjavik
The main event here is a long volcanic hike across the Fagradalsfjall and Meradalir eruption sites. You walk over old dirt roads, rough lava, and sometimes muddy ground to see where Iceland’s recent eruptions changed the Reykjanes Peninsula. If conditions allow, you may see steaming lava fields, though visible molten lava is never guaranteed.
I like the easy pickup from Reykjavik and the chance to pair the hike with Kleifarvatn Lake and Seltún Hot Springs. I also like the guides, including Ottar, Peter, Sara, Dennis, and others who bring useful facts about Iceland’s volcanoes and local life. The drawback is clear: this is a demanding outing, with roughly four hours of walking and limited bathroom access.
Key points to know before you go

- The walk can take about four hours: Expect roughly two hours each way, not a quick roadside viewpoint.
- Recent lava is the attraction: Cooling flows, black volcanic ground, steam, and fresh-looking formations make this feel very different from a standard sightseeing trip.
- Conditions change the route: Wind, rain, mud, slippery ground, and volcanic safety rules can alter where you go.
- Kleifarvatn and Seltún add variety: The lake and hot springs give you striking scenery beyond the main hike.
- Pack food, water, and warm layers: Nothing is included to eat, bathrooms are limited, and weather can shift quickly.
- Best for active adults: You need moderate fitness and steady footing. The tour is not recommended if mobility is limited.
The Fagradalsfjall hike is the real heart of the day

From Reykjavik, you ride in an air-conditioned vehicle toward the volcanic areas of the Reykjanes Peninsula. Pickup and drop-off are offered from designated points, with the listed meeting point at Þórunnartún 1 in central Reykjavik. WiFi is available on board, though the reason to take this trip is to leave the city behind.
The hike to Fagradalsfjall and Meradalir takes about four hours in total. The stated route is mostly on flat dirt roads, but that description needs a little context. The distance is substantial, and the final sections can cross rough, newly formed lava. Mud, wind, slippery ground, and uphill stretches can make the walk much harder than the word moderate suggests.
One account describes a three-hour round trip before reaching a place where magma could be seen bubbling. Another notes roughly four miles out and four miles back. Exact distances and viewing points can change, but you should prepare for a long walk rather than a gentle stroll.
The reward is a close look at volcanic ground that is still relatively new in geological terms. You may walk beside or across solidified lava flows, see steam rising from the fields, and look over broad black slopes shaped by eruptions. The texture underfoot is part of the experience. Smooth paths give way to broken rock, and a short final section can require careful steps.
You should not expect a guaranteed fiery display. Eruption activity changes, and access depends on safety. At times, you may see molten rock or an active vent. At other times, the area may be quiet but still warm, with steam escaping from the lava. That quieter version remains fascinating, but anyone booking mainly to see red-hot lava needs to understand the risk of disappointment.
The group can include as many as 55 people. That is a fairly large outing, so the pace may not suit every walker. A good guide will help set expectations and keep the group together, but you should be comfortable managing a long day outdoors at a shared pace.
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Kleifarvatn Lake gives the day a calmer opening
Kleifarvatn Lake is one of the most rewarding scenic stops on the route. Its open water and stark volcanic surroundings provide a useful contrast to the hike. Instead of focusing only on the eruption sites, you get a broader sense of the Reykjanes region, where water, lava, and geothermal forces meet.
This stop also helps break up the drive. You can stretch your legs, take photographs, and enjoy the view before the main walk. Do not think of it as a long lakeside visit. It is a scenic stop rather than a separate activity, and the exact timing can depend on road conditions, daylight, and the amount of time needed at the volcano.
Several outings have also included extra viewpoints, coastal stops, tectonic features, or a detour toward Grindavik. These additions are not guaranteed as fixed parts of every departure, so treat them as possible bonuses rather than promises. The route can change for safety reasons, especially in an area affected by volcanic activity.
Seltún Hot Springs add color and steam

When the schedule permits, the tour stops at Seltún in the Krysuvik geothermal area. This is a short visit of about ten minutes, but it adds a welcome burst of color after the dark volcanic ground. You can see steaming vents and mineral-stained earth in shades that contrast sharply with the black lava fields.
The stop is skipped on longer versions of the hike. That detail matters if your priority is walking as far as possible toward the eruption sites. You may have to choose between more hiking time and the geothermal stop depending on the route and conditions.
Seltún is not a long walk or a full geothermal bathing experience. It is a quick look at Iceland’s hot ground, with time for photographs and a short explanation from the guide. If you want an active day with several different types of scenery, it is a useful addition. If the volcano route runs long, do not be surprised if this stop disappears.
Guides make a big difference on a long day

A strong guide can change the feel of this trip. The best guides do more than point toward the volcano. They explain how eruptions shape the ground, add context about Icelandic nature and people, and help you judge the conditions underfoot.
Ottar received particular praise for making a difficult walk feel more rewarding. Peter was noted for his clear explanations and friendly manner. Other departures have been led by Sara, Dennis, Tom, Demetrius, Omar, Ody, Alen, Dave, Ignacio, Arthur, Vic, Victoria, and others. Names and guide assignments vary, but the repeated pattern is useful: the guide’s energy and care matter a great deal on a hike of this length.
There is also an important counterpoint. One departure was marked down because the guide did not stop during the long walk and appeared eager to finish early. That experience seems different from the many positive accounts, but it points to a practical concern. If you need regular pauses, tell the guide early and carry enough water to manage the walk comfortably.
The vehicle comes with a professional guide, air conditioning, WiFi, and a headlamp. The headlamp may be useful if the return runs into low light, but it does not replace warm clothing or proper footwear.
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Weather can turn a manageable walk into a hard one

Icelandic weather is a major part of the decision. Clear skies and low wind can make the hike feel tiring but straightforward. Rain, cold, and strong wind can change the experience quickly. One outing took place in cold, wet weather, and the walker wished for warmer clothing. Another had clear blue skies and little wind, making the views much easier to enjoy.
Dress in layers. Bring a waterproof outer layer, warm clothing, sturdy shoes, and extra protection for your hands and head. The ground can be wet and slick, while fresh lava may be uneven and awkward to cross. Ordinary city trainers are a poor choice for this route.
Bring snacks and plenty of water. Food and drinks are not included, and no scheduled meal stop is provided. A packed lunch may be sensible if you prefer to eat during a pause rather than wait until you return to Reykjavik.
Bathrooms are limited, and there are no regular facilities beside the remote volcanic area. Use a restroom before departure and plan for a long stretch without one. This is one of those small details that can affect the whole day.
What the $126 price buys you

At $126 per person, the tour is not the cheapest way to see volcanic scenery, but it covers several useful elements. You get transport from Reykjavik, a guide, the vehicle, WiFi, and the main hike without arranging a rental car or working out the roads yourself.
The value is strongest if you want to combine transport, interpretation, and a serious walk in one day. Driving yourself would give you more control over timing, but it would not necessarily give you access to the same route or a guide’s explanation of the volcanic sites. You also avoid the stress of navigating changing access rules and weather conditions.
The value is weaker if you want only a short volcano viewpoint. Four hours of walking is a large commitment for anyone who mainly wants photographs from near the vehicle. It is also less attractive if you need a fixed lunch break, frequent bathrooms, or a quiet small-group outing.
The average booking lead time is about 39 days. That suggests you should not leave this until the last minute if the dates of your Iceland trip are fixed. Since the route depends on weather and safety, build some flexibility into your plans if possible.
Who should book this volcanic outing

I would choose this tour if you enjoy walking, want to see recent lava up close, and prefer a guide to handle transport and route planning. It suits hikers who can manage several hours outdoors and do not mind uneven ground or a weather gamble.
It is also a good fit for anyone who wants more than a single attraction. Kleifarvatn Lake, Seltún, possible coastal viewpoints, and the volcanic sites create a fuller day than a simple transfer to one trailhead.
I would hesitate if you have mobility issues, dislike long walks, or are expecting a guaranteed eruption. The route is not recommended for people with limited mobility, and the final sections may be especially difficult. Age alone is not the deciding factor, but you should honestly assess your stamina, balance, and comfort in wind and rain.
The maximum group size of 55 means this is not an intimate private walk. That can keep the price reasonable, but it may also mean a slower group pace and less individual attention. If you want a quiet, flexible experience, a private option may suit you better, though it would likely cost more.
Practical details that matter on the day

The experience lasts about seven hours, including transport and stops. It begins and ends at the designated Reykjavik meeting point, with pickup offered from selected locations. Check your exact pickup instructions carefully, since not every place described as a hotel pickup may function like a normal hotel entrance.
Confirmation is provided when you book. The activity is offered in English and is near public transportation. Free cancellation is available up to 24 hours before the start time. If you cancel later, the payment is not refunded, and changes are not accepted within that same 24-hour window.
Poor weather can lead to cancellation. In that case, you are offered another date or a full refund. The route may also change during the outing if conditions near the volcano become unsafe. That is a sensible tradeoff in an active volcanic area, even if it means the day does not follow the original plan exactly.
My call: book it for the hike, not a guaranteed eruption
I would book this experience if the idea of walking across fresh volcanic ground excites you more than the promise of a particular view. The scenery is unusual, the geological setting is powerful, and the combination of a long hike, steaming ground, lake views, and geothermal activity gives you a memorable day outside Reykjavik.
Go prepared for effort. Wear proper outdoor clothing, carry water and food, expect limited bathrooms, and accept that the route and volcanic activity can change. If you want molten lava at the surface, wait for current conditions to confirm that possibility, but do not book any tour on the assumption that an eruption will still be visible.
For an active visitor with realistic expectations, the $126 price is fair. For anyone seeking a short, easy sightseeing trip, choose something less demanding.
FAQ
How long does the Volcano Eruption Site Hike from Reykjavik last?
The full experience lasts approximately seven hours, including transportation, stops, and the hike.
How long is the hike to Fagradalsfjall and Meradalir?
The hike takes around four hours in total, with about two hours in each direction. The exact route can change for safety reasons.
Is the hike difficult?
You need a moderate level of physical fitness. Much of the route uses dirt roads, but mud, wind, slippery ground, uphill sections, and rough lava can make it challenging.
Will I definitely see flowing lava?
No. Volcanic activity changes, and molten lava is not guaranteed. You may instead see solidified lava and areas that are still steaming.
Is hotel pickup available?
Pickup and drop-off are offered from designated meeting points in Reykjavik. The listed meeting point is Þórunnartún 1, 105 Reykjavik.
Are food and drinks included?
No. You should bring your own snacks and water. The tour does not include a meal stop.
Are bathrooms available during the hike?
Bathrooms are limited, and there are no regular facilities in the remote volcanic area. Use a restroom before departure.
Does the tour visit Seltún Hot Springs?
The tour can stop at Seltún Hot Springs in the Krysuvik geothermal area for about ten minutes. This stop may be skipped on longer hikes.
What equipment is included?
The tour includes transport in an air-conditioned vehicle, a professional guide, WiFi on board, and a headlamp.
What happens if bad weather cancels the tour?
If poor weather causes cancellation, you can choose another date or receive a full refund. You can also cancel for a full refund if you do so at least 24 hours before the start time.
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