Public transport in Paris and Île-de-France: Metro and RER disruptions from August 24 to 30, 2026

This final week of August, from Monday 24 to Sunday 30, 2026, Paris and Île-de-France’s public transport networks remain dominated by the last major summer projects before the return. The RATP and the SNCF are pushing ahead with works on several corridors. The RER B will be shut every evening toward the airport, with a total closure the last weekend of August between Gare du Nord and Denfert-Rochereau. The RER C launches a project that runs until September 18 between Massy-Palaiseau and Choisy-le-Roi. The RER D will be cut through the heart of Paris over that weekend. The Transilien line J remains heavily disrupted until September 4. From the metro to the RER, including the Transilien and the tram, here’s a look at what to expect before the return.

Which metro lines are disrupted this week?

On the Paris metro side, Paris metro, two lines are affected:

• Line 8: until August 27 inclusive, service is suspended between Balard and Concorde due to works. Additionally, République station will not be served until April 22, 2027 inclusive, due to renovation work. A double disruption to watch.


• Line 12: until August 30 inclusive, on Wednesdays and Sundays from 10 p.m., service is suspended along the entire line due to modernization work. Last week of this summer project.

What disruptions will affect the RER from August 24 to 30?

The RER lines are still facing numerous disruptions ahead of the back-to-school period:

• RER A : until August 30 inclusive, stop not served at Nation due to renovation work. Final week of service disruption for this station.
  
  
• RER B: the line remains cut in the evenings toward the airport, with one more disrupted weekend ahead.
  • From August 24 to 30 inclusive, after 22:45, service will be suspended between Denfert-Rochereau and Mitry-Claye/Aéroport Charles de Gaulle 2-TGV due to works.
  • From August 29 to 30 inclusive, service will be suspended between Gare du Nord and Denfert-Rochereau due to modernization works. The final weekend of August will be challenging in the heart of Paris!
• RER C: the most affected line, with a major project starting Monday through September 18.
  • Until August 30 inclusive, the stop at Orly Ville toward Paris is not served due to works.
  • Sunday, August 30 from 23:00, service will be interrupted between Dourdan-la-Forêt and Brétigny, and between Saint-Martin-d'Étampes and Brétigny due to works.
  • From August 24 to September 18 inclusive, Monday to Friday from 22:00, service will be interrupted between Massy-Palaiseau and Choisy-le-Roi due to works. A project running into mid-September!
  • From August 24 to September 4 inclusive, Monday to Friday from 23:00, service will be interrupted between Gare d'Austerlitz and Juvisy due to works.
  • From August 24 to September 4 inclusive, Monday to Friday from 22:20, service will be interrupted between Dourdan-la-Forêt and Brétigny due to works.
  • From August 24 to September 4 inclusive, Monday to Friday from 23:00, service will be interrupted between Saint-Martin-d'Étampes and Brétigny due to works.
  • From August 24 to September 18 inclusive, Monday to Friday from 23:00, service will be interrupted between Pont de Rungis Aéroport d'Orly and Choisy-le-Roi due to works.
• RER D: overnight works continue with a central cut on weekends.
  • Until August 28 inclusive, Monday to Friday from 23:35, service is suspended between Creil and Gare du Nord due to works.
  • Until August 28 inclusive, Monday to Friday from 23:00, service is suspended between Corbeil-Essonnes and Malesherbes due to works.
  • From August 24 to 28 inclusive, Monday to Friday from 23:15, service will be suspended between Combs-la-Ville-Quincy and Melun, between Gare du Nord and Gare de Lyon, and between Juvisy and Corbeil-Essonnes due to works.
  • From August 29 to 30 inclusive, service will be suspended between Gare du Nord and Gare de Lyon due to works. A full Paris-area blackout on the last weekend of August.
• RER E: ongoing long-term works through September.
  • Until August 29 inclusive, Saturdays from 22:20, service is interrupted between Tournan and Noisy-le-Sec due to works.
  • Until September 4 inclusive, Monday to Friday from 22:45, service is interrupted between Nanterre-La Folie and Chelles-Gournay due to works.
  • From August 29 to September 6 inclusive, weekends from 22:45, service will be interrupted between Chelles-Gournay and Nanterre-La Folie due to works.

Which Transilien lines will be affected from August 24 to 30?

The Transilien network remains extremely busy, with line J still heavily disrupted until the start of the school year:

• Line H : from August 24 to October 9 inclusive, Monday to Friday starting at 9 p.m., service will be suspended between Sarcelles-Saint-Brice and Luzarches/Persan-Beaumont due to works. A lengthy project kicking off Monday and running through October.
  
  
• Line J : until September 4 inclusive, Monday to Friday after 9:45 p.m., service is suspended between Ermont-Eaubonne and Gare Saint-Lazare due to works. Until September 4 inclusive, Monday to Friday from 10:40 p.m. to 3 a.m., service is suspended between Gare Saint-Lazare and Conflans-Sainte-Honorine due to works. Until September 4 inclusive, Monday to Friday from 9:40 p.m. to 3 a.m., service is suspended between Gare Saint-Lazare and Mantes-la-Jolie, and between Gare Saint-Lazare and Conflans-Sainte-Honorine due to works. From August 28 to September 6 inclusive, on weekends, service will be suspended between Conflans-Sainte-Honorine and Mantes-la-Jolie due to works. The line remains the most unsettled on the network.
  
  
• Line K : from August 29 to 31 inclusive, service will be suspended between Gare du Nord and Mitry-Claye due to works. The last weekend of August will be cut short.
  
  
• Line L : until September 11 inclusive, Monday to Friday from 10:45 p.m. to 3 a.m., service is suspended between Bécon-les-Bruyères and Maisons-Laffitte due to works. The project continues into mid-September.
  
  
• Line N : August 24–28 inclusive, Monday to Friday from 10:30 p.m., service will be suspended between Gare Montparnasse and Dreux due to works. August 24–29 inclusive, Monday to Friday from 11 p.m., service will be suspended between Gare Montparnasse and Plaisir-Grignon due to works. August 28 from 12:30 a.m. to 2:23 a.m., service suspended between Gare Montparnasse and Versailles Chantiers due to works. August 29 from 10:25 p.m., service suspended between Gare Montparnasse and Rambouillet due to works. August 29 from 11:10 p.m., service suspended between Plaisir-Grignon and Gare Montparnasse due to works. Multiple branches affected.
  
  
• Line P : until September 6 inclusive, on weekends from 10:30 p.m. to 2 a.m., service suspended between Gare de l'Est and Château-Thierry due to works. Until August 28 inclusive, Monday to Thursday from 9 p.m. to 2:30 a.m., service suspended between Gare de l'Est and Château-Thierry due to works. Until September 4 inclusive, Monday to Friday from 8:10 p.m., service suspended between Gare de l'Est and Coulommiers due to works, and from 9:45 p.m. between Gare de l'Est and Provins due to works. On August 29, Saturday from 10 p.m. to 2 a.m., service suspended between Gare de l'Est and Coulommiers due to works. The line remains highly disrupted across its branches.
  
  
• Line R : August 24–28 inclusive, Monday to Friday from 10 p.m., service suspended between Melun and Montargis/Montereau via Moret-Veneux-les-Sablons due to works.
  
  
• Line U : August 24–31 inclusive, Monday to Friday from 10:55 p.m., service suspended across the entire line due to works. A full week of evening interruptions.

Which tram lines are disrupted this week?

The tramway network is experiencing several disruptions, notably on the T1 line:

• T1 : until August 27 inclusive, service is suspended between Asnières-Quatre Routes and La Courneuve-8 Mai 1945 due to modernization works. Until August 31 inclusive, service is suspended between Gare de Noisy-le-Sec and Bobigny-Pablo Picasso due to modernization works. Service also remains suspended between Asnières-Quatre Routes and Gare de Saint-Denis and is disrupted on the rest of the line because of vandalism at Île-Saint-Denis. Resumption of services is planned for the end of summer 2026. A line that is still unsettled this summer.
  
  
• T4 : until October 21 inclusive, every Tuesday from 9:15 p.m. to 5:00 a.m., service is suspended along the entire line due to works. The Tuesday evening worksite will continue through October.

How to plan your travel before the new school year begins?

The last week of August, from August 24 to 30, 2026, still demands planning ahead before the return to normal. The RER B remains closed every evening toward the airport, with a complete outage between Gare du Nord and Denfert-Rochereau on the final weekend of August. The RER C is carrying out major works until September 18 between Massy-Palaiseau and Choisy-le-Roi. The RER D will be cut between Gare du Nord and Gare de Lyon on the weekend of August 29-30. The Transilien Line J remains heavily disrupted until September 4 with replacement buses. Allow extra time for your journeys and regularly check the apps Bonjour RATP and SNCF Connect for real-time information. If you have planned weekend outings, be sure to adjust your schedule well in advance.

In brief, this final week of August, from August 24 to 30, 2026, marks the close of the summer works season before the rentrée. The RER B remains shut in the evenings toward the airport and all weekend in central Paris. The RER C kicks off a major works program that runs until September 18. The RER D will be closed between Gare du Nord and Gare de Lyon on weekends. The Line H is launching a lengthy project through October. The Line J and Line L stay disrupted until September. The RER A’s Nation station reopens after August 30. If you need to travel late at night, consider the Noctilien night-bus lines, which continue operating around the clock. Have a good rentrée!

• To be read
• This week's top picks for Paris and the Île-de-France region, August 31–September 6, 2026

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