Line 9517 will be introduced on March 1, 2026, connecting Argenteuil to Roissypôle (CDG Airport) via Saint-Denis Pleyel station and Stade de France RER stations.
A convenient solution for just a few euros.
The 9517 express line serves around ten stops
Journey time: Approximately 50 minutes between Saint-Denis Pleyel and Roissypôle (access to terminals via the free CDGval shuttle).
Need to find a hotel in Pleyel, Saint-Denis? A convenient solution, as it is close to the metro and express bus line.
The 9517 express bus runs every day from 5:10 a.m. to 12:30 a.m.
Fares and tickets
Line 9517 from March 1, 2026.
Where to buy your ticket?
The 9517 express bus is a reliable alternative to the RER B, especially in the event of equipment failure or strikes. You can easily access the bus station from metro line 14 at Saint-Denis Pleyel (quick crossing of Paris) or metro line 13, getting off at Carrefour Pleyel to reach the station.
This bus route has no transfers; its terminus is the Roissypole bus station. You can store your suitcases in the luggage compartments and/or in the dedicated storage areas inside (small luggage). This bus is accessible to people with reduced mobility (PRM).
How to get to CDG from Paris?
Some ideas for travel times between Paris and CDG airport
From Saint-Lazare station: metro line 14 (Saint-Denis Pleyel stop) or metro line 13 Bus (Carrefour Pleyel stop), then go above ground and take the 9517 express bus. Allow approximately 50 minutes for the bus journey to CDG.
At Paris Porte de la Chapelle, take bus 350 (RATP). The bus journey to CDG takes approximately 1 hour. You can get to Porte de la Chapelle from metro line 12.
From Paris Nation, take bus 351 (RATP). The bus journey to CDG takes approximately 1 hour. You can get to Nation via Metro line 1 or RER A.
From Châtelet or Paris Gare du Nord underground, take the RER B (direct link to CDG airport). Please note that there are evening and weekend works (see dates on the RER B blog).
Coming soon: The CDG Express will provide a direct link from Paris East to Roissy Airport.
Practical tips
Consider purchasing an SMS ticket if you do not have a transit pass.
Check real-time schedules on the Ile-de-France Mobilités website. You can also use this website to plan your trip, including itineraries, etc.