The average train between Aulnay-sous-Bois and Cergy takes 1h 6m and the fastest train takes 1h. The train runs at least 2 times per hour from Aulnay-sous-Bois to Cergy. 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 Aulnay-sous-Bois and Cergy. The earliest departure is at 5:09 AM in the morning, and the last departure from Aulnay-sous-Bois is at 9:36 PM which arrives into Cergy at 10:39 PM. All services require a transfer, and take on average 1h 6m. The schedules shown below are for the next available departures.

1h 7m • 1 change

1h 6m • 1 change

1h 3m • 1 change

1h 6m • 1 change
Want to know about travelling from Aulnay-sous-Bois to Cergy? 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 Aulnay-sous-Bois to Cergy. However, there are services departing from Aulnay-sous-Bois station and arriving at Cergy station via Châtelet - Les Halles. The journey, including transfers, takes approximately 1h 6m.
Aulnay-sous-Bois to Cergy train services, operated by Réseau Express Régional (RER Paris), depart from Aulnay-sous-Bois station.
Aulnay-sous-Bois to Cergy train services, operated by Réseau Express Régional (RER Paris), arrive at Cergy Préfecture station.
The distance between Aulnay-sous-Bois and Cergy is 32.4 km. The road distance is 51 km.
You can take a train from Aulnay-sous-Bois to Cergy Préfecture via Châtelet - Les Halles in around 1h 8m.