The average train between Bercy and Rosny-sous-Bois takes 23 min and the fastest train takes 15 min. There is an hourly train service from Bercy to Rosny-sous-Bois. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run hourly between Bercy and Rosny-sous-Bois. The earliest departure is at 5:29 AM in the morning, and the last departure from Bercy is at 9:29 PM which arrives into Rosny-sous-Bois at 9:46 PM. All services require a transfer, and take on average 23 min. The schedules shown below are for the next available departures.

16 min • 1 change

16 min • 1 change

25 min • 1 change

25 min • 1 change
Want to know about travelling from Bercy to Rosny-sous-Bois? 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 train from Bercy to Rosny-sous-Bois. However, there are services departing from Bercy station and arriving at Rosny-sous-Bois station via Val de Fontenay. The journey, including transfers, takes approximately 23 min.
Bercy to Rosny-sous-Bois train services, operated by Réseau Express Régional (RER Paris), depart from Paris Gare de Lyon station.
Bercy to Rosny-sous-Bois train services, operated by Réseau Express Régional (RER Paris), arrive at Val de Fontenay station.
The distance between Bercy and Rosny-sous-Bois is 9.4 km. The road distance is 11 km.
Réseau Express Régional (RER Paris) operates a train from Paris Gare de Lyon to Val de Fontenay every 10 minutes. Tickets cost €3–5 and the journey takes 10 min.