The average train between Pontoise and Poissy takes 1h 13m and the fastest train takes 58 min. The train runs at least 2 times per hour from Pontoise to Poissy. 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 every 30 minutes between Pontoise and Poissy. The earliest departure is at 5:03 AM in the morning, and the last departure from Pontoise is at 11:36 PM which arrives into Poissy at 1:30 AM. All services require a transfer, and take on average 1h 13m. The schedules shown below are for the next available departures.

1h 27m • 1 change

1h 31m • 1 change

1h 28m • 1 change

1h 28m • 1 change

1h 18m • 1 change

1h 27m • 1 change

1h 31m • 1 change

1h 30m • 1 change

1h 30m • 1 change

1h 5m • 1 change

1h 4m • 1 change

1h 10m • 1 change
Want to know about travelling from Pontoise to Poissy? 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 Pontoise to Poissy. However, there are services departing from Pontoise station and arriving at Poissy station via Gare Saint-Lazare. The journey, including transfers, takes approximately 1h 13m.
Pontoise to Poissy train services, operated by Transilien – SNCF Voyageurs, depart from Pontoise station.
Pontoise to Poissy train services, operated by Transilien – SNCF Voyageurs, arrive at Poissy station.
The distance between Pontoise and Poissy is 13.9 km. The road distance is 57 km.
You can take a train from Pontoise to Poissy via Gare Saint-Lazare in around 1h 21m.