The average bus between Pontoise and Poissy takes 56 min and the fastest bus takes 45 min. There is a bus service every few hours 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.
Buses run hourly between Pontoise and Poissy. The earliest departure is at 5:25 AM in the morning, and the last departure from Pontoise is at 9:05 PM which arrives into Poissy at 10:00 PM. All services require a transfer at Gare de Saint-Germain-en-Laye - Rue Thiers and take an average of 56 min. The schedules shown below are for the next available departures.

58 min • 1 change

1h 4m • 1 change

49 min • 1 change

49 min • 1 change

45 min • 1 change

54 min • 1 change

50 min • 1 change

1h 2m • 1 change

45 min • 1 change

54 min • 1 change

50 min • 1 change

1h 2m • 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 bus from Pontoise to Poissy. However, there are services departing from Pontoise station and arriving at Poissy station via Gare de Saint-Germain-en-Laye - Rue Thiers. The journey, including transfers, takes approximately 56 min.
Pontoise to Poissy bus services, operated by Lignes Île-de-France Ouest, depart from Pontoise Gare station.
Pontoise to Poissy bus services, operated by Lignes Île-de-France Ouest, arrive at Fernand Lefèbvre station.
The distance between Pontoise and Poissy is 13.9 km. The road distance is 26 km.
You can take a bus from Pontoise Gare to Fernand Lefèbvre via Gare de Saint-Germain-en-Laye - Rue Thiers and Gare de Saint-Germain-en-Laye in around 54 min.