Public transport in Paris and Île-de-France: Metro and RER disruptions from September 7 to 13, 2026.

Disruptions persist in Paris and Île-de-France public transport. After a return to routine already marred by a few slowdowns, another week of maintenance work awaits travelers on the RATP and SNCF networks. From Monday, September 7 to Sunday, September 13, 2026, the metro, the RER, the Transilien and the tramway will be affected by service interruptions, most often in the evenings.

Here's, line by line, what you can expect this week to help you plan your travels. We recommend checking your route in real time before you head out on the Île-de-France Mobilités site.

Metro: Line 13 shut down Saturday morning

• Line 8: Through April 22, 2027 inclusive, the République station is not served due to renovation work.
  
  
• Line 13: On September 13, until 12:00 p.m., service is suspended along the entire line for modernization work.

RER: Disruptions on RER B and RER D

On the RER network, service disruptions are concentrated in the evenings and on weekends. Detailed timetables can be found on the Transilien SNCF website and on the RATP site.

• RER B : From September 7 to 9 inclusive, Monday to Wednesday starting at 10:45 PM, service will be suspended between Châtelet-Les Halles and the Mitry-Claye and Charles de Gaulle 2-TGV branches. From September 11 to 13 inclusive, Friday to Sunday starting at 10:45 PM, service will be suspended between Denfert-Rochereau and those same branches. On September 12 and 13, service will be suspended between Gare du Nord and Denfert-Rochereau (modernization works).
  
  
• RER C : Until September 18 inclusive, Monday to Friday from 11:00 PM, service suspended between Pont de Rungis Aéroport d'Orly and Choisy-le-Roi, and from 10:00 PM between Massy-Palaiseau and Choisy-le-Roi. Until October 2 inclusive, Monday to Friday from 9:30 PM, interruption between Pontoise and Avenue Henri Martin. From September 7 to 10 inclusive, Monday to Thursday from 11:00 PM, interruption between Gare d'Austerlitz and Dourdan la Forêt. From September 7 to 18 inclusive (except Friday, September 11), on weekdays from 11:00 PM, interruption between Gare d'Austerlitz and Juvisy.
  
  
• RER D : Until September 18 inclusive, Monday to Friday from 11:50 PM, service interrupted between Juvisy and Corbeil-Essonnes via Ris-Orangis. Until September 25 inclusive, Monday to Friday from 11:35 PM, interruption between Creil and Gare du Nord. Until September 18 inclusive, Monday to Friday from 11:15 PM, interruption between Gare du Nord and Gare de Lyon. Les 12 et 13 septembre, trafic interrompu entre Gare du Nord et Gare de Lyon.
  
  
• RER E : September 13 from 9:00 PM, service interrupted between Nanterre-La-Folie and Chelles-Gournay, then from 10:00 PM between Nanterre-La-Folie and Tournan.

Transilien: Lines N and P Hit Hard by Disruptions

On the Transilien front, the lines departing from Montparnasse and Gare de l'Est are seeing the most disruptions this week. A point to keep in mind for your late feedback.

• Line H: Through September 18 included, weekdays from 11:35 p.m., service suspended between Ermont-Eaubonne and Pontoise. Through October 9 included, weekdays from 9 p.m., disruption between Sarcelles-Saint-Brice and the Luzarches and Persan-Beaumont branches.
• Line J: September 7–11 inclusive, weekdays from 8 p.m., disruption between Gare Saint-Lazare and the Mantes-la-Jolie and Conflans-Sainte-Honorine branches, and from 10 p.m. between Conflans-Sainte-Honorine and Argenteuil. On September 13 from 10:05 p.m., disruption between Conflans-Sainte-Honorine and Pontoise.
• Line K: September 12 and 13, disruption between Gare du Nord and Aulnay-sous-Bois.
• Line L: Through September 11 included, weekdays from 10:45 p.m. to 3 a.m., disruption between Bécon les Bruyères and Maisons-Laffitte. From September 7 to 12 inclusive, weekdays from 9:40 p.m. to 10:50 p.m., disruption between Saint-Cloud and Versailles Rive Droite, as well as between Saint-Nom-la-Bretèche-Forêt de Marly and Saint-Cloud.
• Line N: Through September 25 included, weekdays from 10:41 p.m., disruption between Montparnasse and Plaisir-Grignon. Through September 30 included, Monday–Wednesday from 9:55 p.m., suspension from Dreux toward Montparnasse. September 7–18 inclusive, Monday–Thursday from 11:07 p.m., disruption between Montparnasse and Dreux. September 7–30 inclusive, weekdays from 11:40 p.m., disruption from Montparnasse toward Versailles Chantiers. September 12–19 inclusive, Saturday, multiple outages in sequence (from 11:57 p.m. Plaisir-Grignon toward Montparnasse, from 12:31 a.m. Montparnasse toward Versailles Chantiers, and from 12:37 a.m. to 2:59 a.m. between Montparnasse and Rambouillet in both directions).
• Line P: Through September 18 included, weekdays from 9:50 p.m., disruption between Gare de l'Est and Meaux. Through October 16 included, weekdays from 9:30 p.m., disruption between Gare de l'Est and Château-Thierry. September 7–11 inclusive, weekdays from 10:20 a.m. to 3:30 p.m., disruption between Gare de l'Est and Coulommiers. September 7–December 11 inclusive, weekdays from 9:30 p.m. to 2 a.m., disruption between Gare de l'Est and Provins. September 12 from 10 p.m., outage between Gare de l'Est and Coulommiers. September 13, outages from 9 p.m. toward Meaux and from 9:30 p.m. toward Château-Thierry.
• Line R: Through September 13 included, weekends, disruption between Melun and Montargis, and through September 18 included, weekdays from 10 p.m., on this stretch. September 12–13, disruption between Melun and Montereau via Moret-Veneux-les-Sablons.
• Line U: September 7–11 inclusive, weekdays from 9 p.m., disruption between La Défense and La Verrière.

Tram: T13 and T14 lines out of service in the evenings

• T4 : until October 21, inclusive, every Tuesday starting at 9:15 p.m., service on the entire line is suspended.
• T13 : from September 7 to 25, inclusive, Monday to Friday from 10 p.m., service on the entire line is suspended.
• T14 : from September 7 to 11, inclusive, Monday to Friday from 9:45 p.m., service on the entire line is suspended, and on September 8 from 11 a.m. to 12 p.m.

As is typical during these phases of construction, replacement buses are being deployed on most of the interrupted segments. We advise checking the exact schedules and alternative routes on the apps from Île-de-France Mobilités, RATP, and Transilien before you travel, as changes can vary from day to day.

• To be read
• The week's best deals from September 7 to 13, 2026 in Paris and Île-de-France

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