Year-roundInto the Glacier · Langjökull · West Iceland
4.6 ★ from 797 traveller reviews



Photographs of the Into the Glacier ice tunnel in Langjökull. Ice caves are reshaped every winter, so the cave you walk into will not look exactly like these.
Into the Glacier is not a natural cave at all — it is a tunnel bored deep into Langjökull, Iceland's second-largest ice cap, and that is precisely why it is worth knowing about. Natural caves melt shut every spring. This one is engineered and maintained, so it can be walked in July as easily as in January.
Starting from Húsafell rather than Reykjavik is the cheaper and shorter way in. The trip runs about four hours instead of a full day, and transfer from Reykjavik to Húsafell is included for anyone coming from the capital, roughly two hours away.
The ride up is an event in itself: an eight-wheel-drive truck built for glacier driving climbs onto the ice cap to the tunnel entrance. Inside, the guide leads the group through lit corridors and chambers, pointing out decades of compressed snow layers and the bands of volcanic ash that record old eruptions.
It is the most family-friendly of the ice cave options. Children under twelve go free, teenagers pay half, and the operator will tow small children on sleds. Crampons, a snowsuit, a jacket and waterproof boot covers are all supplied.
The meeting point is the Húsafell Activity Centre in west Iceland, about a two-hour drive from Reykjavik. Transfer from Reykjavik to Húsafell is included in the price, so a car is not essential.
In summer the route changes slightly: a mountain bus carries visitors from Húsafell to the edge of the glacier, and the monster truck takes over from there.
Children of all ages are welcome with an adult, and sleds are available to tow the smallest ones. The tunnel is not suitable for anyone with mobility impairments. Food and drinks are not included, so bring something for the drive.
A traveller from Germany in January 2026 described spending close to an hour in what he called splendid white and pale-blue corridors, and rated both halves of the trip — the drive across the glacier in stormy weather and the tunnel itself — as well worth recommending.
Peter, Germany — January 2026A visitor from the United States in July 2026 loved the activity overall but had one clear complaint, and it is a fair warning: the bus running between the activity centre and the next stop was full of insects, which she felt was reasonable to expect the operator to deal with.
Elizabeth, United States — July 2026A family travelling with teenagers from the United Kingdom in February 2026 called it well organised and said exploring a glacier and an ice cave together made the trip.
Michelle, United Kingdom — February 2026Good to know