2026: Fewer EC trains between Domodossola and Milan.

In Italy, the four-metre corridor between Domodossola and Milan will continue to be upgraded at least until summer 2027, benefiting transalpine freight traffic. Therefore, also in 2026, as in previous years, one fewer train per direction will run from Monday to Friday between Basel–Bern–Milan and Geneva–Brig–Milan.

29 May 2026 to 26 July 2026: Iselle–Domodossola line closed.

From 29 May to 26 July 2026, the Iselle–Domodossola line will be closed due to construction work by the Italian infrastructure operator RFI. During this period, BLS shuttle trains will run between Brig and Iselle. A replacement bus service will operate between Iselle and Domodossola. The Italian connecting line towards Milan will also be closed from 26 May to 26 July 2026. A replacement concept for the EC trains is currently being developed in cooperation with partner railway Trenitalia.

3 November 2025 to early 2027: Construction work between Basel and Basel St. Johann.

Construction work between Basel SBB and Basel St. Johann will lead to cancellations of certain TER200 services between Saint-Louis and Basel SBB from 3 November 2025 until early 2027. In Saint-Louis, connections from TER100 to TER200 services are provided. For various TGV services, changes to stops as well as longer travel times will result in earlier departures or later arrivals in Zurich HB and Basel SBB.

In 2026, a total of seven full closures are planned on the weekends of 31 January/1 February, 28 February/1 March, 25/26 April, 6/7 June, 4/5 July, 17/18 October and 14/15 November 2026. These closures will take place from Saturday 01:00 until Monday 04:30.

All passenger services between Basel and Saint-Louis will be cancelled during these periods.

Year 2026: Construction work between Geneva and La Plaine.

Due to construction work between Geneva and La Plaine, TGV services will run throughout 2026 only between Geneva and Paris, instead of starting in Lausanne. The seasonal TGV Lausanne–Marseille is not affected, nor are the TGV services Lausanne–Paris via the Jura.

From 27 July to 17 August 2026, La Plaine station will be completely closed. During this period, TER services and RV L5 / L6 between Geneva and Bellegarde will be replaced by buses. The replacement concept for TGV services, including diversions via Vallorbe, is still being developed.

1 February 2026 to 29 March 2026: TGV cancellations between Paris and Basel/Zurich.

From 1 February to 29 March 2026, some TGV services between Paris and Basel/Zurich will be cancelled, and certain trains will be diverted.

1 June 2026 to 24 July 2026: TGV cancellations between Zurich and Basel.

From 1 June to 24 July 2026, some TGV services between Zurich and Basel SBB will be cancelled.

10 October 2026 to 25 October 2026: Lausanne–Paris TGV services via Vallorbe cancelled.

Between 10 and 25 October 2026, TGV services Lausanne–Paris via Vallorbe will be cancelled due to construction work in the Mont-d’Or tunnel. A replacement concept is being developed.

1 January to 17 May 2026: Construction work at the Germany–Netherlands border.

Engineering work will take place all year round between Oberhausen and Emmerich on the border between Germany and the Netherlands. The night trains will be rerouted, resulting in changes to journey times and stops along the route. The night train will now stop in Eindhoven instead of Arnhem.

16 January 2026 to 8 February 2026: construction works between Böblingen and Stuttgart.

From 16 January 2026 to 8 February 2026, from Friday evening to Sunday, EC trains will operate only between Zurich Main Station and Böblingen due to construction works and will be cancelled between Böblingen and Stuttgart. Replacement buses will operate between Böblingen and Stuttgart. Journey times will be extended by approximately 45 minutes.

7 February 2026 to 31 October 2026: Timetable changes for EC Zurich–Munich.

From 7 February to 31 October 2026, timetable changes will affect the Munich–Buchloe section of the Zurich–Munich route. The reason: on some sections in Germany, line speed will need to be reduced for several kilometres.

In EuroCity traffic between Zurich and Munich, travel times are extended by around 10 minutes. In traffic from Munich to Zurich, some EuroCity trains depart from Munich towards Zurich a few minutes earlier. This adjustment has no impact on connections within Switzerland.

13 February 2026 to 22 February 2026: Construction work between Böblingen and Stuttgart.

From 13 February to 22 February 2026, every weekend from Friday evening to Sunday, no trains will run between Böblingen and Stuttgart on the Zurich HB – Stuttgart line. Replacement buses will operate between Böblingen and Stuttgart. Travel time will be extended by 40 to 50 minutes.

4 March 2026 to 8 March 2026: construction work at Kaufering between Buchloe and Munich.

Due to construction work at Kaufering between Buchloe and Munich, some EuroCity trains are cancelled. Travellers can use the existing alternative connections.

15 March 2026 to 29 March 2026: engineering works in Kaufering between Buchloe and Munich.

Due to engineering works in Kaufering between Buchloe and Munich, some EuroCity services are cancelled. Passengers are advised to use existing connections. On Sunday, 29.03.2026, all EC services between Lindau-Reutin and Munich Central Station (München Hbf) are cancelled. Replacement bus services will operate.

7 January 2026 to 29 January 2026: construction work between Innsbruck and Hall in Tirol.

From 7 January to 29 January 2026, the line between Innsbruck and Hall in Tirol (Wörgl) will be completely closed to rail traffic. Nightjet trains will be diverted via St. Margrethen–Bregenz–Allgäu (DB) and are expected to operate to/from Zurich HB with adjusted timetables. Railjet Xpress and EuroCity services are cancelled between Innsbruck and Jenbach. Replacement buses operate between Innsbruck and Jenbach. Longer travel times are to be expected.

15 March 2026 to 22 March 2026: engineering works between Linz and Vienna.

Railjet and night train services are diverted between Linz and Vienna, resulting in journey times being extended by around 10 minutes. Trains to/from Vienna operate with amended timetables.

11 April 2026 to 18 April 2026: Construction work in the Pfäffikon SZ and Ziegelbrücke region.

On 11, 12 and 18 April 2026, construction work will take place in the Pfäffikon SZ and Ziegelbrücke region. Some Railjet services will operate with amended timetables, be diverted or cancelled. Night trains will be diverted and run with amended timings.

2 May 2026 to 3 May 2026: construction work at Ziegelbrücke station.

From 2 to 3 May 2026, construction work will take place at Ziegelbrücke station. Railjet Xpress and EuroCity services are cancelled. The first Railjet Xpress from Zurich HB towards Austria and the last Railjet Xpress from Austria towards Zurich HB will be diverted and operate with adjusted timetables. Night trains will also be diverted and run with modified schedules.

14 June 2026 to 14 October 2026: Line closure between Buchs SG and Feldkirch.

From 14 June to 14 October 2026, the line between Buchs SG and Feldkirch will be completely closed. Some Railjet services to/from Vienna and Linz, as well as certain EuroCity services to/from Innsbruck, will be diverted via St. Margrethen. Other Railjet services will be cancelled. Connections for travellers to Graz will be ensured in Innsbruck, and for those heading to Budapest and Bratislava in Vienna.

Night trains will be diverted via St. Margrethen. For diverted trains, travel times will increase by around one hour, with earlier departures or later arrivals. Replacement buses will also operate between Sargans and Feldkirch.

15 October 2026 to 12 December 2026: Extended travel times between Zurich and Salzburg.

From 15 October to 12 December 2026, travel times between Zurich and Salzburg will be extended by up to one hour. Nightjet services will run with amended timings to/from Zurich HB. The first and last three Railjet Xpress/EC services will run with adjusted timings. The remaining Railjet Xpress services will start or end in Sargans.

18 October 2026 to 23 November 2026: Construction work on the Arlberg line between Buchs SG and Ötztal.

The Arlberg line will be closed from 18 to 23 November 2026 due to construction work. During this period, night trains will be diverted, resulting in longer travel times and adjusted departure and arrival times. Railjet services to and from Vienna and the EC to Graz will not operate between Zurich and Ötztal. Replacement buses will run between Sargans and Ötztal.