The average train between Chatou and Saint-Denis takes 45 min and the fastest train takes 34 min. There is an hourly train service from Chatou to Saint-Denis. 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 Chatou and Saint-Denis. The earliest departure is at 12:24 AM at night, and the last departure from Chatou is at 4:41 PM which arrives into Saint-Denis at 5:21 PM. All services require a transfer, and take on average 45 min. The schedules shown below are for the next available departures.

5h 6m • 1 change

43 min • 1 change

49 min • 1 change

39 min • 1 change
Want to know about travelling from Chatou to Saint-Denis? 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 Chatou to Saint-Denis. However, there are services departing from Chatou station and arriving at Saint-Denis station via Châtelet - Les Halles. The journey, including transfers, takes approximately 45 min.
Chatou to Saint-Denis train services, operated by Réseau Express Régional (RER Paris), depart from Chatou - Croissy station.
Chatou to Saint-Denis train services, operated by Réseau Express Régional (RER Paris), arrive at Saint-Denis station.
The distance between Chatou and Saint-Denis is 15.2 km. The road distance is 25 km.
You can take a train from Chatou - Croissy to Saint-Denis via Châtelet - Les Halles in around 39 min.