4.8 (2.7 k) · Reykjavik · By Raufarhólshellir Free cancellation
Discover the Raufarhólshellir lava tunnel, one of Iceland's most extensive and well-known lava tubes. Situated conveniently 30-40 minutes from Reykjavík, it's accessible throughout the year.
Explore the geological forces behind a volcanic eruption and walk the path where molten lava flowed during the Leitahraun eruption, which occurred approximately 5,200 years ago.
This tour lasts about an hour and features integrated platforms and lighting, creating a truly breathtaking underground experience.
All necessary equipment is provided for the tour.
Please select your preferred departure time when booking.
Kindly note that this tour is for self-driving passengers only and does not include transportation.
✓ Professional guide✓ Lights✓ Helmets✕ Food and drinks✕ Gratuities✕ Hotel pickup and drop-off1 Stage 1
Explore the magnificent Raufarhólshellir lava tunnel, one of Iceland's longest and most famous lava tubes. Learn about the inner workings of a volcanic eruption and walk along the path where lava flowed underground during the Leitahraun eruption over 5,000 years ago.
Our tour lasts approximately one hour, with platforms and lighting installed to make your visit to the cave simply breathtaking.
The tour is rated as easy in difficulty, though participants will need to navigate uneven surfaces and stairs.
Helmets and headlamps are provided. You will join a group led by an English-speaking guide who will share insights into the unique geological features within the tunnel.
· 1 h · Admission included
Your mobile or paper ticket is accepted. One ticket is required per booking.
The tunnel is easily accessible, located about a 30-minute drive from Reykjavik. Take Route 1 east for approximately 18 km. Turn right onto Route 39 (towards Þorlákshöfn) and continue for another 12 km. Our service building and parking lot will be on your left when approaching from Reykjavik.
The tunnel is easily accessible, located about a 30-minute drive from Reykjavik. Take Route 1 east for approximately 18 km. Turn right onto Route 39 (towards Þorlákshöfn) and continue for another 12 km. Our service building and parking lot will be on your left when approaching from Reykjavik.
Not recommended for individuals with difficulty walking on uneven surfaces (like snow) or navigating steep stairs.
This tour is not wheelchair accessible.
You can contact the local operator at +354 760 1000 (guide) or via email at info@thelavatunnel.is.
End point
This activity ends back at the meeting point.
Service animals are permitted. Suitable for all levels of physical fitness. Not recommended for children under 3 years old. Individuals with back, knee, or other health issues should reconsider participation. Sturdy footwear is essential. Bringing a rain coat or jacket is also recommended. Restroom facilities are available on-site. Standard Tour - 9 AM Tours depart on the hour, every hour, with each tour lasting approximately 55-60 minutes. We advise pre-booking to secure your spot at your preferred time. Standard Tour - 10 AM Tours depart on the hour, every hour, with each tour lasting approximately 55-60 minutes. We advise pre-booking to secure your spot at your preferred time. Standard Tour - 11 AM Tours depart on the hour, every hour, with each tour lasting approximately 55-60 minutes. We advise pre-booking to secure your spot at your preferred time. Standard Tour - 12 PM Tours depart on the hour, every hour, with each tour lasting approximately 55-60 minutes. We advise pre-booking to secure your spot at your preferred time. Standard Tour - 1 PM Tours depart on the hour, every hour, with each tour lasting approximately 55-60 minutes. We advise pre-booking to secure your spot at your preferred time. Standard Tour - 2 PM Tours depart on the hour, every hour, with each tour lasting approximately 55-60 minutes. We advise pre-booking to secure your spot at your preferred time. Standard Tour - 3 PM Tours depart on the hour, every hour, with each tour lasting approximately 55-60 minutes. We advise pre-booking to secure your spot at your preferred time. Standard Tour - 4 PM Tours depart on the hour, every hour, with each tour lasting approximately 55-60 minutes. We advise pre-booking to secure your spot at your preferred time. Standard Tour - 5 PM Tours depart on the hour, every hour, with each tour lasting approximately 55-60 minutes. We advise pre-booking to secure your spot at your preferred time. Wear sturdy shoes and bring a waterproof jacket. The tour involves walking on uneven surfaces and stairs. This is a self-drive tour; ensure your vehicle is suitable for the route. Book in advance to guarantee your preferred tour time. Allow ample time for the 30-minute drive from Reykjavík. Check the weather forecast, though the tunnel is accessible year-round. To receive a full refund, please cancel your booking at least 24 hours prior to the scheduled departure time.
Product code: 44266P2
Activity offered by Raufarhólshellir via Viator.
WizardTrip Help Center Adventurers Nature enthusiasts Geology buffs Families (with children over 3) Tourists seeking unique experiences Explore one of Iceland's longest lava tubes. Witness the geological evidence of a past volcanic eruption. Walk through a uniquely lit and accessible underground environment. Guided tour with expert geological insights. Conveniently located near Reykjavík. Suitable for most fitness levels.
Population 138,772 (2025)
Elevation 8 m
Currency Icelandic króna
Official language Icelandic
Driving on the right
Power plugs C, F · 230 V
Emergency number 112 Average temperatures 0° Jan 0° Feb 1° Mar 3° Apr 6° May 9° Jun 11° Jul 10° Aug 8° Sept 4° Oct 2° Nov 0° Dec Sources: Wikidata; climate: NASA POWER, 2001-2025 averages.
Is hotel pickup included? + No, this tour is for self-driving passengers only and does not include hotel pickup or drop-off.
What should I wear for the lava tunnel tour? + Sturdy shoes are important, and it is recommended that you bring a rain coat or jacket. Helmets and headlamps are provided.
Is the lava tunnel tour suitable for everyone? + The tour is rated as easy, but involves walking over uneven surfaces and up and down stairs. It is not recommended for people with difficulties walking on uneven surfaces, or those with back or knee issues. It is also not wheelchair accessible and not recommended for children under 3.
How long does the tour last? + The tour inside the lava tunnel lasts approximately 55-60 minutes.
Can I bring my pet? + Service animals are allowed on the tour.
How do I get to the lava tunnel? + The tunnel is located about a 30-minute drive east of Reykjavik on Route 1, then turning onto Route 39. Our service building and parking lot will be on your left.
Reviews provided by Viator, written by travellers on Viator and Tripadvisor.
★★★★★ Tripadvisor review
"Journey to the Center of the Earth"
K3053TWmatteof, October 2026
An easy one-hour hike through the subterranean tunnel left by an ancient lava flow, in the "fiery heart" of Iceland!
★★★★★ Tripadvisor review
Iceland underground
nancymG9221KH, October 2026
Adrian was a great guide. The tour was very informative about Iceland and volcanoes, the land. Loved it!
★★★★★ Tripadvisor review
Great experience in Iceland
ericlH6601UY, October 2026
The tour guide is very friendly, knowledgeable and professional. Very fun tour. Highly recommend.
★★★★★ Tripadvisor review
GREAT INTRODUCTION TO ICELAND
Adventure12046499545, October 2026
We arrived for the tour directly from the airport. What a wonderful introduction to Iceland. The staff were so pleasant and helpful. The tour was amazing!!!! So unique and beautiful! Good shoes (preferably hiking) are a must! Lots of scrambling over small rocks! WORTH IT!
★★★★★ Tripadvisor review
Lava Tunnels Tour
459kimo, October 2026
Absolutely amazing tour. Very informative and knowledgeable. Definitely recommend going. Our guide made sure everyone was together and comfortable.
Show more reviews