The average bus between Institut Gustave Roussy and Gagny takes 2h 14m and the fastest bus takes 1h 35m. The bus runs at least 2 times per hour from Institut Gustave Roussy to Gagny. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run every 30 minutes between Institut Gustave Roussy and Gagny. The earliest departure is at 12:11 AM at night, and the last departure from Institut Gustave Roussy is at 7:56 PM which arrives into Gagny at 9:44 PM. All services require a transfer at Institut Gustave Roussy - Hautes Bruyères and take an average of 2h 14m. The schedules shown below are for the next available departures.


6h 25m • 2 changes


6h 41m • 2 changes


1h 54m • 2 changes


1h 50m • 2 changes
Want to know about travelling from Institut Gustave Roussy to Gagny? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from Institut Gustave Roussy to Gagny. However, there are services departing from Institut Gustave Roussy station and arriving at Gagny station via Porte de Bagnolet - Louis Ganne. The journey, including transfers, takes approximately 2h 14m.
Institut Gustave Roussy to Gagny bus services, operated by Régie Autonome des Transports Parisiens (RATP), depart from Laplace RER station.
Institut Gustave Roussy to Gagny bus services, operated by Régie Autonome des Transports Parisiens (RATP), arrive at Henri Barbusse station.
The distance between Institut Gustave Roussy and Gagny is 16.7 km. The road distance is 27 km.
You can take a vehicle from Institut Gustave Roussy to Henri Barbusse via Institut Gustave Roussy - Hautes Bruyères, Laplace RER, Porte de Bagnolet - Louis Ganne, and Gallieni in around 2h 18m.