The average train between Poissy and Issou takes 1h 11m and the fastest train takes 46 min. There is a train service every few hours from Poissy to Issou. 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 Poissy and Issou. The earliest departure is at 5:12 AM in the morning, and the last departure from Poissy is at 11:36 PM which arrives into Issou at 4:49 AM. All services require a transfer, and take on average 1h 11m. The schedules shown below are for the next available departures.

1h 15m • 1 change

1h 13m • 1 change

46 min • 1 change

1h 15m • 1 change

1h 4m • 1 change

1h 22m • 1 change

1h 23m • 1 change

1h 22m • 1 change

49 min • 1 change

47 min • 1 change

54 min • 1 change

1h 14m • 1 change
Want to know about travelling from Poissy to Issou? 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 Poissy to Issou. However, there are services departing from Poissy station and arriving at Issou station via Mantes-la-Jolie. The journey, including transfers, takes approximately 1h 11m.
Poissy to Issou train services, operated by Transilien – SNCF Voyageurs, depart from Poissy station.
Poissy to Issou train services, operated by Transilien – SNCF Voyageurs, arrive at Mantes-la-Jolie station.
The distance between Poissy and Issou is 19.9 km. The road distance is 38 km.
Transilien – SNCF Voyageurs operates a train from Poissy to Mantes-la-Jolie hourly. Tickets cost €4–6 and the journey takes 38 min.