RER B Train
The RER B line provides a convenient link between Charles de Gaulle Airport and central Paris, as well as other key destinations in the region such as Parc des Expositions, Le Bourget, Stade de France, and more.
Travel information
RER B trains run every day, including public holidays, with departures approximately every 10 minutes from around 5am to midnight. The travel time between Charles de Gaulle Airport and Paris city center (Gare du Nord or Châtelet-Les Halles) is 30 to 40 minutes.
All RER B trains serve central Paris, with Gare du Nord as the first stop in the city. Other key stations along the route include Parc des Expositions, Le Bourget, La Plaine–Stade de France, Châtelet–Les Halles, and Saint-Michel–Notre-Dame, among others.
From the RER B, you can easily transfer to other metro lines at major hubs such as Châtelet–Les Halles, which provides connections to numerous destinations.
The RER B serves two stations at the airport : one for Terminals 1 and 3 (‘Aéroport Charles de Gaulle 1‘) and another for Terminal 2 (‘Aéroport Charles de Gaulle 2’). To avoid delays or confusion, make sure to check your terminal information before heading to the station.
Ticket and fares
A ‘Paris Region–Airports Ticket’ (€13) is required for travel between any location in the Paris Region and the airports. This ticket is available in digital format only. You can purchase and use it directly via the Île-de-France Mobilités app, or loaded onto a contactless Navigo Easy at ticket machines or service counters.
Please note : The standard ′Métro-Train-RER Ticket′ is not valid for airport trips. Using it may result in a fine.
Tips for traveling
Here are some tips to help ensure a smooth journey on the RER. For more detailed guidance, please visit our page : How to use the Paris Metro, and how to buy tickets.