Are you a regular public transport user and planning to stay in Paristhis summer? Then this information is for you. Find out the dates of the works and disruptions planned for this summer onpublic transport in the Île-de-France region. Metro, RER, tramway...there will be a lot of work going on, which may disrupt your daily commute during June, July, and August. Here are the details of the2026 summer work plannedfor public transportation in Paris and the Île-de-France region.
Several sections of the metro will be temporarily closed to allow for modernization work. Lines 12 and 13 will undergo partial closures to prepare for the arrival of new trains or future automation of the line. Work on the infrastructure of line 4 is expected, while line 8 will lose its République station and also undergo modernization work.
As for the RER, summer 2026 will see several major operations on all lines except the E. As for the tramways, only lines T1 and T3b will be affected for most of the summer, in preparation for the arrival of future metro lines.
Line P disruptions this summer: Six weeks of maintenance work in Seine-et-Marne
This summer of 2026, the Transilien line P will face significant disruptions across Seine-et-Marne. SNCF Réseau is launching a major overhaul of the tracks between Coulommiers and Tournan, scheduled from July 13 to August 23, 2026. [Read more]
Summer 2026 tramway works: the T1 will be partially interrupted for most of the summer
In addition to the metro and Transilien trains, a few tramways will also be undergoing renovations during the summer, including the T1, which will be closed for most of the summer. [Read more]
Summer 2026 work on the RER A: service interrupted in August between Vincennes and Noisy-le-Grand
During the summer, RATP and SNCF take advantage of lower ridership to carry out work on their lines. This summer 2026, RER A users will not be spared. So what can we expect? Find out about the disruptions announced on RER line A in August. [Read more]
Summer 2026 work on metro line 4: service interrupted for two weeks in July
Taking metro line 4 in July 2026 is likely to be a difficult task. Due to construction work, service will be partially suspended for two weeks in the center of Paris. [Read more]
Summer 2026 works on metro line 13: service interrupted in northern Paris for 18 days
This summer 2026, like many of its counterparts, metro line 13 will be interrupted at several times, the longest being for 18 days between Saint-Denis Université and Porte de Saint-Ouen. [Read more]
Summer 2026 work on metro line 12: service interrupted for ten days on half of the line
As every summer, transportation disruptions are expected in 2026, particularly on metro line 12 from mid-July to the end of the month, due to modernization work. Which stations will be closed? [Read more]
Line 8: partial closure of the line for one week for works in summer 2026
Line 8 of the Paris metro is scheduled to close for works between Balard and Concorde for one week, from August 20 to 27, 2026, to prepare for the arrival of the new MF19 equipment. Nine stations will be affected by this scheduled interruption on the Île-de-France network. [Read more]
RER C: closure between Austerlitz and western Paris for major works in 2026
The RER C will be completely suspended between Austerlitz station and western Paris due to a large-scale safety and modernization project. The closure will last for 39 days, from July 15 to August 22, 2026, with a major impact on summer travel. [Read more]
RER B: closure of the central section in Paris in summer 2026 for works
The RER B will be suspended between Gare du Nord and southern Paris for 23 days, from July 25 to August 16, 2026, for modernization work on the Île-de-France rail network. [Read more]
RER A: Nation station closed for two months in summer 2026
In order to best assist Paris and Île-de-France public transport users in their future journeys, Île-de-France Mobilités has lifted the veil on the major works to come, particularly the summer works. On the RER A, the Nation station will be closed for two consecutive months, from June 29 to August 30, 2026. [Read more]
Metro line 8: République station closed for 9 months in 2026 and 2027
The coming months are set to be difficult for public transport users in Paris and the Île-de-France region. At a press conference, Île-de-France Mobilités unveiled the schedule of upcoming works and service interruptions. On metro line 8, the République station will be closed for nine consecutive months, from July 22, 2026, to April 2027. [Read more]
Find out more about the work on the ratp.fr, transilien.com and iledefrance-mobilites .fr platforms.
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