Contents
As you might have noticed, this year will see plenty of engineering works and disruptions, including on major railways. Here is a (non-exhaustive) list, it will be updated regularly but we cannot follow all disruptions. Feel free to post your questions on r/Interrail too.
[last edit : 14th April 2025]
Austria
Arlberg (Switzerland/Western Austria – Innsbruck)
Trains are replaced by buses between Sargans/Feldkirch and Ötztal between 23-28th April and 6th October – 2nd November 2025.
Tauerntunnel (Schwarzach – Villach)
Until 13th July 2025: Tauern Tunnel fully closed for maintenance. Long-distance buses run hourly between Bischofshofen and Spittal-Millstättersee. Night trains are either rerouted or cancelled.
- NJ 294 / 295 Munich – Rome cancelled
- NJ 40295 / 40235 Munich – La Spezia cancelled
- NJ 236 / 237 Stuttgart – Venice cancelled
- NJ 40466 / 40236 Vienna – Venice: stop in Salzburg cancelled
- NJ 464 / 465 Graz – Zurich is rerouted
- EN 40414 / 40465 Zagreb – Zurich runs via Graz and Spielfeld-Straß (no stop in Ljubljana and Villach)
- EN 40237 / 414 Zagreb – Stuttgart runs via Graz and Spielfeld-Straß (no stop in Ljubljana and Villach)
Weststrecke (Salzburg – Vienna)
12th May – 5th June: after the September 2024 floods the high-speed line must be closed. Trains are rerouted (~30 min extra travel time).
For more: https://www.oebb.at/de/fahrplan/baustelleninformation
NIGHTJET
Due to construction sites in Germany, Austria and France announced at short notice, the following trains will unfortunately not be running:
- NJ 468 from Vienna to Paris departing on 24.04.-08.05.; 20.05.-22.05.2025
- NJ 469 from Paris to Vienna with departure on 25.04.-09.05.; 21.05.-26.05.2025
NightJet services from Munich & Vienna to Florence & Rome will be canceled from 29.09.2025 to 13.12.2025. Services from Munich & Vienna to La Spezia will operate as far as Milan only.
AUSTRIA/CZECHIA
Nothing major at the moment.
AUSTRIA/ITALY
See Austria above for the Nightjet disruptions.
Innsbruck – Brenner (- Verona)
11-18th August: full closure. Limited replacement bus service due to works on the highway. 2 RJ trains/direction rerouted via Tauern and Tarvisio. For more details:
https://www.oebb.at/de/fahrplan/baustelleninformation/brennersperre
Alternatively look at Flixbus or other railways (Tauern, Gotthard). The Italian side is also closed in the same time frame, more under Italy.
(Vienna -) Villach – Venice
14th April – 2nd May: 2 trains are replaced by buses between Gemona and Tarviso. Timetables have been adapted.
– RJ 131 (Vienna 6:24am, Villach 10:49am, Venice 3:14pm)
– RJ 132 (Venice 8:26am, Villach 1:11pm, Vienna 5:36pm)
AUSTRIA/SLOVAKIA
(Vienna -) Marchegg – Bratislava
One of the 2 railways linking Vienna and Bratislava is closed until 10th October 2025 for maintenance and electrification. Trains are running via Kittsee.
https://www.oebb.at/de/fahrplan/baustelleninformation/wien-marchegg-bratislava
AUSTRIA/SLOVENIA
Villach – Jesenice
Closure on the following dates. Buses running. Night trains already rerouted with the Tauern closure (see above).
- (4-5th October)
Graz – Maribor
18-27th April: daytime trains replaced by buses.
Zagreb – Zurich/Stuttgart EN: EN 414 and EN 40414 cannot operate between Zagreb Glavni kolodvor and Zürich HB/Stuttgart Hbf from 16 to 17/04/2025 through 28 to 29/04/2025. The trains EN 40237 and EN 40465 cannot operate between Zürich HB/Stuttgart Hbf and Zagreb Glavni kolodvor from 17 to 18/04/2025 through 29 to 30/04/2025.
AUSTRIA/SWITZERLAND
Nothing at the moment. See above for Arlberg closures.
Belgium
Brussels-France HSL
16-31st August: the high-speed line is closed for maintenance. Trains are rerouted. Less capacity from/to Paris.
NJ Brussels <-> Berlin
This route is cancelled indefinitely from 27th March due to unknown reasons (as of 11th March). Use European Sleeper instead.
For more: https://www.belgiantrain.be/en/travel-info/current/ongoing-disturbances-and-works/ongoing-works
https://www.belgiantrain.be/fr/travel-info/train-network-travel-info/overview-2025
Czechia
For more: https://www.cd.cz/jizdni-rad/omezeni-provozu/ (note that even minor delays/disruptions are included)
https://grapp.spravazeleznic.cz
Denmark
Padborg – Copenhagen
The mainline between Germany, Copenhagen and Sweden is closed various times in various places: 17-21st April (Easter), 22-27th April (nighttime), 12-19th July.
Easter closure: Neumünster – Tinglev and Fredericia – Odense. Buses running:
- Neumünster <-> Flensburg: hourly
- Flensburg <-> Tinglev: every 2 hours
- Fredericia <-> Odense: every 30 min
- Hamburg <-> Odense: hourly
- Hamburg <-> Tinglev: every 2 hours
- Malmö -> Berlin: 15:15 – 23:00 (Snälltåget 15-21st April)
- Berlin -> Malmö: 08:00 – 15:45 (Snälltåget 16-22nd April)
12-13th July closure:
- EC Hamburg – Fredericia every 2h
- Bus Fredericia – Slagelse at least every 2h (timetable incomplete)
- IC Slagelse – Copenhagen at least every 2h (timetable incomplete)
14-19th July closure:
- EC Hamburg – Nyborg every 2h
- Bus Nyborg – Slagelse (45 min) at least every 2h (timetable incomplete)
- IC Slagelse – Copenhagen at least every 2h (timetable incomplete)
For more info: https://www.bane.dk/-/media/Bane/Dokumenter/Jernbanevirksomhed/Netredegoerelse/2025/Bilag/3_5A-Kapacitetsrestriktioner-i-K25.pdf
For more: https://www.dsb.dk/trafikinformation/
https://www.snalltaget.se/en/traffic-information
Finland
Haparanda – Tornio
The cross-border railway is complete but trains will not run until late 2025/early 2026.
For more: https://www.vr.fi/en/on-track/planned-track-work
Real-time info: https://www.vr.fi/en/on-track/traffic-news
France
Ligne des Merveilles (Nice – Breil-sur-Roya)
This beautiful line is undertaking major maintenance works until 15th December 2025. Replacement buses run between Drap and Breil.
NJ Paris <-> Berlin/Vienna cancellations
NJ 468 from Vienna to Paris departing on 24.04.-08.05.; 20.05.-22.05.2025
NJ 469 from Paris to Vienna with departure on 25.04.-09.05.; 21.05.-26.05.2025
https://www.nightjet.com/en/#/home
For more: https://www.sncf-voyageurs.com/fr/voyagez-avec-nous/horaires-et-itineraires/informations-trafic/gl/
https://www.ter.sncf.com/auvergne-rhone-alpes/se-deplacer/info-trafic/travaux
https://www.ter.sncf.com/bourgogne-franche-comte/se-deplacer/info-trafic/travaux etc.
Similar pages exist for all regions, no nationwide (useful) page.
FRANCE/ITALY
Lyon – Turin (Paris – Milan)
Further engineering works are planned on the Italian side of the line.
- 1-4th May
- 9-11th May
- 4-6th October (to be confirmed)
- 8-10th November (tbc)
Replacement buses are running between Bardonecchia and Bussoleno but this is not particularly convenient for international travellers.
Alternative routes include:
- Paris – Zurich/Geneva/Lausanne – Milan
- Paris – Nice – Ventimiglia – Milan
- Paris – Lyon – Flixbus to Turin
Germany
Mannheim-Stuttgart
17th April – 6th June: urgent maintenance works on the high-speed line. Rerouted ICEs = 45 min extra travel time. Updated times on the planners.
Köln (Cologne) – Bonn Hbf – Koblenz: linke Rheinstrecke
3-18th May: full closure. Replacement buses running. The faster alternative is the rechte Rheinstrecke (right railway) via Bonn-Beuel.
Hamburg-Berlin
2nd August 2025 – April 2026: full closure, one of the Generalsanierungen projects. ICEs rerouted via Uelzen = 45-60 min longer/50% usual service.
Stuttgart-Zurich (Gäubahn)
20th June – 25th July: line closed between Eutingen and Horb. Buses running.
26th July – 5th September: closure of the Stuttgart tunnel. ICs start/terminate in Vaihingen -> buses and U-Bahn available. Plan extra time.
Munich-Berlin
12-20th April: Bamberg-Nürnberg closed. Hourly ICE rerouted via Würzburg = +90-120 min travel time.
Karlsruhe – Basel
19-27th April: Karlsruhe/Baden-Baden – Offenburg – Freiburg closed. Buses running:
- Freiburg <-> Baden-Baden: hourly (long-distance/regional tickets valid)
- Freiburg <-> Karlsruhe: hourly (only 23rd April)
DB Navigator should be reliable. Regional services should run as follow:
- Freiburg <-> Denzlingen (3 hourly stopper buses)
- Freiburg <-> Emmendingen (hourly non-stop bus)
- Denzlingen/Emmendingen <-> Offenburg train
- Offenburg <-> Karlsruhe train
- Baden-Baden <-> Rastatt (every 15 min bus) -> 23rd April only
Night trains cancelled:
- Zurich -> Prague (14-27.04) ; Prague -> Zurich (13-26.04)
- Zurich -> Amsterdam (14-27.04) ; Amsterdam -> Zurich (15-28.04)
- Zurich <-> Berlin. You may catch daytime Hannover-Berlin trains with your NJ ticket.
- Zurich <-> Hamburg not stopping in Bremen and Verden (14-28.04)
Sources: https://www.nightjet.com/en/#/home (under News and information on the 2025 timetable)
More details : https://assets-ri.extranet.deutschebahn.com/regio_bw/2025-03-26/48340e16-5cfa-4a41-989c-ccc9aac139a5Brosch%25C3%25BCre%2BOsterbaustelle%2BRheintalbahn%2BB1.pdf
Kassel – Fulda
18-24th April: high-speed line closed. Trains are rerouted via alternative lines (Bebra, Marburg, Erfurt)
Fulda – Frankfurt
18th April – 1st May: line closed. Expect diversions (+45-60 min travel time) via Marburg and Lohr/Gemünden.
Other important works or disruptions in Germany
https://www.bahn.de/service/fahrplaene/bauarbeiten
https://karte.bahn.de/region/DB_Fernverkehr
https://strecken-info.de
https://www.zuginfo.nrw/index.html
Use the DB Navigator app. Timetables are generally correct or at least there’s an advance notice. Regional train timetables are usually adapted later.
GERMANY/AUSTRIA
Deutsches Eck (Munich/Innsbruck – Salzburg)
14-15th June: Munich – Rosenheim. Expect diversions and cancellations.
GERMANY/BELGIUM
Köln (Cologne) – Aachen
3-18th May: full closure. Köln Messe/Deutz-Horrem hourly express bus. Cologne-Brussels ICEs are rerouted via M’gladbach (1h longer journey).
GErmany/Czechia
Dresden-Prague
The mainline is closed on various dates. Buses running between Dresden and Usti:
- 29th June – 4th July (8am-7pm)
GERMANY/FRANCE
Saarbrücken
26th April – 9th May: track maintenance. Long-distance ICEs/TGVs rerouted via Karlsruhe – Strasbourg. Saarbrücken – Forbach replacement buses.
Germany/Denmark
Hamburg – Flensburg/Padborg
18-21st April: full closure. Buses running:
- Neumünster <-> Flensburg: hourly
- Flensburg <-> Tinglev: every 2 hours
- Fredericia <-> Odense: every 30 min
- Hamburg <-> Odense: hourly
For more info regarding long-distance trains, see Denmark.
GERMANy/Netherlands
Arnhem – Emmerich – Oberhausen
That line is upgraded until 2026. Frequent full closures. RE19 replaced by buses, ICEs rerouted via Venlo/M’gladbach.
- 12-27th April
- 10-11th May
- 14-15th June
- 28th June – 24th August
- 20th October – 2nd November
- 6-7th December
GErmany/Poland
Berlin – Frankfurt (Oder)
Full closure on the following dates:
- 19-20th April
- 3-4th May
- 16-17th May
- 21-22nd June
- 28-29th June
Direct buses running between Berlin Hbf and Frankfurt (Oder). Regional buses between Erkner and Fürstenwalde.
Hungary
Budapest – Ljubljana (Citadella)
There is a replacement bus running between Budapest and Zalaegerszeg until June 2025. Connections are guaranteed.
Italy
Simplon (Domodossola – Milan)
Next full closures in 2025:
- 25-27th April
- 1-4th May
- 25th May
- 8th June – 27th July
- 30th August – 13th September
- 4-5th October
- 11-12th October
- 8-9th November
- 20-21st December
Direct buses between Domodossola and Milan run: 2h20 travel time incl. significant margin. Regional replacement buses as well. More details in the Trenord links below.
In addition, usual weekday 10am-3pm closures with less EC and regional trains. 2 buses Arona -> Domodossola, 1 back.
Milan – Tirano
15th June – 14th September: full closure between Lecco and Tirano/Chiavenna. Upgrading works for the 2026 Olympics. Buses run connecting to the trains.
Some 72h smaller closures as well throughout the year:
- 23-25th May (Lecco-Colico)
- 6-8th June (Lecco-Colico)
- (26-28th September)
- 10-12th October (Lecco-Colico)
- 14-16th November (Lecco-Colico)
- 19-21st December (Morbegno-Tirano)
Milan – Chiasso (Zurich)
16-17th August: closure. Expect Milan – Chiasso buses.
Malpensa – Varese – Stabio (Lugano)
28th July – 24th August: line closed between Gallarate and the Swiss border
Milano through line (Passante)
28th July – 24th August: the line between Milano Bovisa, Repubblica and Rogoredo is closed. Trams, subways and other options on hand.
Milan – Genova
21th July – 29th August: the bridge over the Po is under maintenance. Full closure between Voghera and Pavia.
- Regional services every 2h between Milano Rogoredo and Genova P. Principe/Brignole
- Intercity trains still missing from the timetable
- Bus Voghera-Pavia
Milan – Bologna HSL
11-17th August: the high-speed line closed for maintenance works. Trains rerouted via the classic mainline, expect 60 min longer travel time.
Bologna – Prato (Florence)
29th September – 14th December: the classic line, not the high-speed line, closed. Some buses running, otherwise rely on the frequent high-speed trains. Night trains rerouted.
Verona – Brenner
12-18th August: the mainline is fully closed. Expect some replacement buses but in addition, look at Flixbus and alternative routes (Tauern, Gotthard). 2 daily RJ/direction rerouted. The Austrian side is also closed, see under Austria.
Verona – Vicenza (- Venice)
13th April, 22-23rd November: weekend closures.
5-25th August: full closure. Long-distance trains rerouted via the Bologna bypass, regional services via Cerea – Legnago.
Brescia – Verona
Works on connecting the high-speed line to the classic line. Weekend closures:
- 4-5th October
- 18-19th October
- 1-2nd November
- 15-16th November
- 29-30th November
- 6-7th December
Catania – Siracusa
1st September – 30th November: full closure. Augusta bypass works.
For more: https://www.trenitalia.com/it/informazioni/Infomobilita/notizie-infomobilita.html
https://www.rfi.it/it/rete/i-nostri-progetti/principali-interventi-lavori-programmati.html
https://www.trenord.it/news/cantieri/area-nord-ovest
https://www.trenord.it/news/cantieri/area-nord-est/
https://www.trenord.it/news/cantieri/area-sud-est/
https://www.trenord.it/news/cantieri/area-sud-ovest/
Luxembourg
Luxembourg-Bettembourg
Closure on most weekends as well as between 5-21st April + 16th July – 14th September 2025. Very frequent buses running, simply plan enough margin.
For more: https://www.cfl.lu/fr-fr/works
The Netherlands
Eurostar from/to Amsterdam
Engineering works are taking place on multiple weekends between Amsterdam and Brussels. Expect longer travel times. Tickets may be released later than usual.
Planned engineering works: https://www.ns.nl/reisinformatie/werk-aan-het-spoor/
Live information on disruptions: https://www.ns.nl/reisinformatie/actuele-situatie-op-het-spoor/
Norway
https://www.vy.no/en/traffic-and-routes/engineering-works-summer
https://www.vy.no/en/traffic-and-routes/traffic-info-for-train-and-bus
Slovenia
For more: https://potniski.sz.si/en/help-and-travel-updates/#rail-replacement-buses
Spain
About works: https://www.renfe.com/es/es/grupo-renfe/comunicacion/renfe-al-dia/avisos
Catalonia: https://rodalies.gencat.cat/es/alteracions_del_servei/afeccions_programades/
Sweden
For more: https://www.trafikverket.se/trafikinformation/tagkarta/ and https://www.trafikverket.se/trafikinformation/tag/
Switzerland
Laufental (Laufen-Aesch)
28th April – 28th September: closure for double-tracking. Buses every 15 min. Travellers between Basel and Romandie go via Olten.
Fribourg-Bern
28th June – 24th August: mainline closed, replacement buses running half-hourly. Travellers are asked to travel via Biel/Bienne-Neuchâtel.
For more: mostly follow the SBB app. Some press releases are also available on https://news.sbb.ch/medien/kategorie/3473/mitteilungen
Turkey
Mersin – Yenice Branch Line
The line between Mersin and Yenice is being shut down starting from April 22, 2024 for a minimum of 24 months as part of HSR construction. During this time, the Mersin – Adana regionals will not run. The Mersin – İskenderun regionals will probably terminate at Yenice, but this is not confirmed as of April 5, 2024. No sleeper or mainline services seem to be affected at this time. TCDD will not offer any rail replacement services. Travelers wishing to visit or otherwise go to Mersin should take a bus to/from Yenice or Adana.
United Kingdom
For more: https://www.nationalrail.co.uk/status-and-disruptions/