The average train between Trappes and Issy - Val de Seine RER takes 50 min and the fastest train takes 36 min. The train service runs several times per day from Trappes to Issy - Val de Seine RER. 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 4 times a day between Trappes and Issy - Val de Seine RER. The earliest departure is at 12:26 AM at night, and the last departure from Trappes is at 10:26 PM which arrives into Issy - Val de Seine RER at 11:07 PM. All services require a transfer, and take on average 50 min. The schedules shown below are for the next available departures.

5h 11m • 1 change

36 min • 1 change

36 min • 1 change

36 min • 1 change
Want to know about travelling from Trappes to Issy - Val de Seine RER? 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 Trappes to Issy - Val de Seine RER. However, there are services departing from Trappes station and arriving at Issy - Val de Seine RER station via Versailles Chantiers. The journey, including transfers, takes approximately 50 min.
Trappes to Issy - Val de Seine RER train services, operated by Transilien – SNCF Voyageurs, depart from Trappes station.
Trappes to Issy - Val de Seine RER train services, operated by Transilien – SNCF Voyageurs, arrive at Issy - Val de Seine station.
The distance between Trappes and Issy - Val de Seine RER is 19.1 km. The road distance is 22 km.
You can take a train from Trappes to Issy - Val de Seine via Versailles Chantiers in around 45 min.