The average bus between Poissy and Cachan takes 2h 13m and the fastest bus takes 1h 29m. There is a bus service every few hours from Poissy to Cachan. 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 hourly between Poissy and Cachan. The earliest departure is at 6:05 AM in the morning, and the last departure from Poissy is at 9:45 PM which arrives into Cachan at 6:27 AM. All services require a transfer at Saint-Quentin - Gare P. Delouvrier P and take an average of 2h 13m. The schedules shown below are for the next available departures.


1h 37m • 2 changes

1h 35m • 2 changes

1h 56m • 2 changes

2h 2m • 2 changes

1h 37m • 2 changes

1h 35m • 2 changes

1h 56m • 2 changes

2h 2m • 2 changes

1h 37m • 2 changes

1h 35m • 2 changes

1h 56m • 2 changes

2h 2m • 2 changesWant to know about travelling from Poissy to Cachan? 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 Poissy to Cachan. However, there are services departing from Poissy station and arriving at Cachan station via Saint-Quentin - Gare routière Paul Delouvrier. The journey, including transfers, takes approximately 2h 13m.
Poissy to Cachan bus services, operated by Lignes Île-de-France Ouest, depart from Gare Routière Nord station.
Poissy to Cachan bus services, operated by Lignes Île-de-France Ouest, arrive at Mairie de Cachan station.
The distance between Poissy and Cachan is 25.7 km. The road distance is 51 km.
You can take a bus from Gare Routière Nord to Mairie de Cachan via Saint-Quentin - Gare P. Delouvrier P, Parc André Malraux, and Général de Gaulle in around 2h 1m.