Traffic information RER line B

Summer works 2026

Planned works are currently in progress or upcoming on this line. More information

Live at 03:20

Works

rer rer-transilien b
Mitry – Claye / Gare du Nord

From now until 16 August inclusive, from 10:45 PM., traffic will be suspended between Gare du Nord and Aéroport Charles de Gaulle 2 • Mitry - Claye stations due to planned works.

Replacement bus service. More info on maligneb.fr

Works

rer rer-transilien b
Gare du Nord / Bourg-la-Reine

From now until 6 August inclusive, traffic is suspended between Bourg-la-Reine and Gare du Nord stations due to planned works.

Replacement bus service. More info on maligneb.fr

Planned disruptions

Works

rer rer-transilien b
Gare du Nord / Robinson

From 7 to 16 August inclusive, traffic will be suspended between Gare du Nord and Robinson • La Croix de Berny stations due to upgrading works.

Replacement bus service. More info on maligneb.fr

Works

rer rer-transilien b
Mitry – Claye / Denfert-Rochereau

From 17 August to 21 August inclusive, on Mondays to Fridays from 10:45 PM. onwards, traffic will be suspended between Denfert-Rochereau and Mitry - Claye • Aéroport Charles de Gaulle 2 due to planned works.

Replacement bus service. More info on maligneb.fr

Works

rer rer-transilien b
Mitry – Claye / Denfert-Rochereau

From 24 August to 30 August inclusive, from 10:45 PM. onwards, traffic will be suspended between Denfert-Rochereau and Mitry - Claye • Aéroport Charles de Gaulle 2 stations due to planned works.

Replacement bus service. More info on maligneb.fr

Works

rer rer-transilien b
Gare du Nord / Denfert-Rochereau

From 29 August to 30 August inclusive, traffic will be suspended between Gare du Nord and Denfert-Rochereau stations due to upgrading works.

Replacement bus service. More info on maligneb.fr

Works

rer rer-transilien b
Mitry – Claye / Châtelet – Les Halles

From 31 August to 9 September inclusive, on Mondays to Fridays from 10:45 PM. onwards, traffic will be suspended between Châtelet - Les Halles and Aéroport Charles de Gaulle 2 • Châtelet - Les Halles stations due to planned works.

Replacement bus service. More info on maligneb.fr

Infos X (Ex Twitter)

@RERB

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