How do I pay for the RER B train?

You can buy the ticket you need from the kiosks (or vending machines) right at the entrance to the airport RER station. The line is RER B. Current cost is €10.30 per ticket, one way. Similarly, if you want to take the RER back to CDG on your departure day, buy your ticket at the RER B station.



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A one-way ticket for RER B trains costs 11.40€/11.40$ for adult passengers, while an airport ticket for children between 4 and 9 is 8€/8$. Younger children travel for free. Tickets are available at the station's automatic machines and ticket offices.

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Only multi-use Paris Metro/RER passes can be purchased online ahead of time. Single use RER tickets such as for the RER B from CDG to Paris, can only be purchased at ticket windows, offices and vending machines within Paris.

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Paris RER Tickets When taking a RER train strictly within central Paris Zone 1 (visible in the first RER Map), you can use basic Paris Metro tickets for travel on the RER. Travel beyond Paris Zone 1 on the RER requires a special ticket: a Billet Ile-de-France.

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At the bottom of the first set of stairs will be several whiteBilletterie Ile-de-France ticket vending machines where you can buy Metro, RER and Transilien commuter train tickets. The signs for Paris Metro and Paris RER in Gare du Nord will point towards the eastern side of the train station.

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A single ticket costs 1.70€ and allows unlimited travel and transfer within the Metro for up to 90 minutes. You can also make one transfer between Metro and RER (the ticket is valid until you exit a Metro station). The Metro and RER share the same stations, so you don't need to exit the Metro to transfer to the RER.

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Onboard. In most circumstances, you must purchase a ticket before you board a train. On most Amtrak trains, only the full, undiscounted, unrestricted fare will be available for purchase onboard the train. This is regardless of reservations made or fares previously quoted by ticket agents, Amtrak.com or elsewhere.

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Advance purchase tickets are cheaper rail fares which are sold prior to the day of travel, and, in some cases on the day of departure.

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In the metro and RER, tickets are valid for two hours for a single, one-way trip, which might include transfers. It cannot be used for several different trips within this time period. In the bus network, tickets are valid for 90 minutes between the first and last validation, including one or several transfers.

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The RER B line is a direct rail link between Paris (Denfert-Rochereau, Saint-Michel-Notre-Dame, Châtelet-Les-Halles, Gare du Nord) and Paris-Charles de Gaulle Airport. A free CDGVAL shuttle connects the stations with the airport terminals. Approx. 35 minutes form Denfert-Rochereau.

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The T+ ticket allows you to use every Metro line, all RER lines in Paris (Regional Express Network), all bus lines (except Orlybus, Roissybus, lines 299, 350, 351 and Noctilien night buses) and all Tram lines as well as the Montmartre Funicular.

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The metro pass consists of a simple ticket, no photo required. It provides travel rides in Paris (with no limit) on the transport system including Metro, RER (regional express trains), bus, tramway, suburban Transilien SNCF trains, Montmartre funicular, Noctambus, Optile bus system and Montmartrobus.

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RER C Train The RER C line (yellow) will take you from Paris to Versailles for just €3.65 ($4) per person each way. This train travels through Paris from east to west while following the river Seine. Each station is about 10 minutes from the next stop, and the train comes every 15 minutes.

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Useful advice. The RER has less stops and is a lot faster than the Paris Metro. Therefore, it is more convenient to take the express train for longer distances.

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Some of the main RER stations in Paris are St-Michel, Charles de Gaulle-Etoile, Auber, Les Halles, and all of the train stations like Gare de Lyon and Gare Montparnasse.

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According to the calendar shared by the French PM, you will have to wait until February 16, 2022, to be allowed to drink and eat “normally” again on public transit.

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