The average train between Cachan and Dourdan takes 1h 7m and the fastest train takes 1h. There is an hourly train service from Cachan to Dourdan. 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 Cachan and Dourdan. The earliest departure is at 5:35 AM in the morning, and the last departure from Cachan is at 10:08 PM which arrives into Dourdan at 11:18 PM. All services require a transfer at Bibliothèque François Mitterrand and take an average of 1h 7m. The schedules shown below are for the next available departures.

1h 1m • 1 change

1h 1m • 1 change

1h 2m • 1 change

1h 3m • 1 change

1h 9m • 1 change

1h 11m • 1 change

1h 9m • 1 change

1h 11m • 1 change

1h 16m • 1 change

1h 15m • 1 change

1h 9m • 1 change

1h 11m • 1 change
Want to know about travelling from Cachan to Dourdan? 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 Cachan to Dourdan. However, there are services departing from Cachan station and arriving at Dourdan station via Dourdan. The journey, including transfers, takes approximately 1h 7m.
Cachan to Dourdan train services, operated by RATP Metro, depart from Bibliothèque François Mitterrand station.
Cachan to Dourdan train services, operated by RATP Metro, arrive at Dourdan station.
The distance between Cachan and Dourdan is 38 km. The road distance is 59 km.
Société Nationale des Chemins de fer Français (SNCF) operates a train from Bibliothèque François Mitterrand to Dourdan hourly. Tickets cost €8–19 and the journey takes 50 min.