Public guided tour

Lötschberg Base Tunnel

Immerse yourself in the heart of the BLS infrastructure

On this guided tour, you will learn many exciting facts about the construction and operation of the Lötschberg Base Tunnel. With a length of 34.6 km, it is the third-largest tunnel in Europe after the Gotthard Base Tunnel and the Eurotunnel and a masterpiece of railroad engineering.

Travel in comfort by train to Frutigen. The BLS Visitor Center is about a 5-minute walk from the station.


The tour starts at the BLS Visitor Centre in Frutigen. First you will get a first impression of the tunnel system and how it works by means of a model. We then travel by minibus to the north portal and visit the intervention staircase. The journey continues to Mitholz and we immerse ourselves in the fascinating world of the Lötschberg Base Tunnel. This includes a tour of the Mitholz technical centre, the 1:1 scale test track and an exclusive look into the railway tunnel, where the trains rush closely in front of us at 200km/h.

Meeting point BLS Visitor Centre, Obere Bahnhofstrasse 29, 3714 Frutigen
Duration 3 hours (13.30–16.30)
Groupe size 6–24 persons
Children Children must be at least 12 years old and may only take part in the tour if accompanied by an adult. For children from 12 to 15 years, the tour is free of charge. Registration in the webshop is nevertheless required.
Equipment Sturdy shoes. warm clothing
A helmet, vest and mineral water are provided
Walking distance 1.5 km, good physical fitness on the part of participants is assumed 
Language The tour takes place in German or English.

Dates 2024 Available on 26.06.2024

The guided tour of the Lötschberg Base Tunnel takes place on the Wednesday afternoons listed below and lasts 3 hours. The number of participants is limited. Please buy your ticket early in the BLS webshop.

Public tunnel tours Wed. 13.30–16.30

  • Wednesday, 05 / 26 June 2024 German
  • Wednesday, 03 / 10 / 17 / 24 / 31 July 2024 English / German
  • Wednesday, 7 / 14 August 2024 English / German
  • Wednesday, 28 August 2024 German
  • Wednesday, 25 September 2024 German
  • Wednesday, 02 / 09 October 2024 German
  • Wednesday, 06 November 2024 German
  • Wednesday, 04 December 2024 German


Group tours

For groups of 6 or more, this tour can be booked daily on request. You determine the date and time. Please use our registration form.


Guided tour of the tunnel

  • CHF 27.00 Adults from 16 years per person
  • CHF 5.00 Children 12–15 years

Prices in CHF incl. VAT / Prices and products subject to Alteration / The journey to Frutigen is not included in the price.

Included in the price

  • Mineral water
  • Lloan of a helmet and vest

Booking Registration required

Place reservation & advance booking

Registration is required. Reserve your place for the desired date and buy your ticket conveniently via our webshop.

Payment options

  • Twint
  • Reka
  • Credit cards (Visa, Mastercard, American Express)
  • PostFinance Card

How to get there

Travel comfortably by train to Frutigen. From Frutigen railway station, it is about 5 minutes' walk to the BLS Visitor Centre.

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