The average bus between Chatou and Gare Montparnasse takes 1h 15m and the fastest bus takes 53 min. The bus runs at least 2 times per hour from Chatou to Gare Montparnasse. 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 every 30 minutes between Chatou and Gare Montparnasse. The earliest departure is at 5:46 AM in the morning, and the last departure from Chatou is at 5:03 PM which arrives into Gare Montparnasse at 6:26 PM. All services require a transfer at Suresnes - De Gaulle and take an average of 1h 15m. The schedules shown below are for the next available departures.

53 min • 1 change
1h 2m • 1 change
1h 3m • 1 change
1h 2m • 1 changeWant to know about travelling from Chatou to Gare Montparnasse? 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 Chatou to Gare Montparnasse. However, there are services departing from Chatou station and arriving at Gare Montparnasse station via De Gaulle. The journey, including transfers, takes approximately 1h 15m.
Chatou to Gare Montparnasse bus services, operated by Réseau de bus Défense et Saint-Cloud, depart from Les Martinets station.
Chatou to Gare Montparnasse bus services, operated by Réseau de bus Défense et Saint-Cloud, arrive at Pasteur - Lycée Buffon station.
The distance between Chatou and Gare Montparnasse is 12.9 km. The road distance is 16 km.
You can take a bus from Les Martinets to Gare Montparnasse via Suresnes - De Gaulle and Pasteur - Lycée Buffon in around 1h 23m.