The average train between Boulogne-Billancourt and Sannois takes 36 min and the fastest train takes 31 min. The train runs at least 3 times per hour from Boulogne-Billancourt to Sannois. 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 20 minutes between Boulogne-Billancourt and Sannois. The earliest departure is at 5:15 AM in the morning, and the last departure from Boulogne-Billancourt is at 9:26 PM which arrives into Sannois at 10:05 PM. All services require a transfer, and take on average 36 min. The schedules shown below are for the next available departures.

37 min • 1 change

36 min • 1 change

38 min • 1 change

34 min • 1 change
Want to know about travelling from Boulogne-Billancourt to Sannois? 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 Boulogne-Billancourt to Sannois. However, there are services departing from Boulogne-Billancourt station and arriving at Sannois station via Asnières-sur-Seine. The journey, including transfers, takes approximately 36 min.
Boulogne-Billancourt to Sannois train services, operated by Transilien – SNCF Voyageurs, depart from Saint-Cloud station.
Boulogne-Billancourt to Sannois train services, operated by Transilien – SNCF Voyageurs, arrive at Sannois station.
The distance between Boulogne-Billancourt and Sannois is 14.6 km. The road distance is 18 km.
You can take a train from Saint-Cloud to Sannois via Asnières-sur-Seine in around 39 min.