The average train between St-Denis and Sannois takes 30 min and the fastest train takes 18 min. The train runs at least 3 times per hour from St-Denis 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 St-Denis and Sannois. The earliest departure is at 12:47 AM at night, and the last departure from St-Denis is at 11:47 PM which arrives into Sannois at 12:14 AM. All services require a transfer, and take on average 30 min. The schedules shown below are for the next available departures.

27 min • 1 change

27 min • 1 change
Arrives next day

27 min • 1 change

4h 30m • 1 change

30 min • 1 change

30 min • 1 change

30 min • 1 change
Want to know about travelling from St-Denis 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 St-Denis to Sannois. However, there are services departing from St-Denis station and arriving at Sannois station via Ermont - Eaubonne. The journey, including transfers, takes approximately 30 min.
St-Denis to Sannois train services, operated by Transilien – SNCF Voyageurs, depart from Saint-Denis station.
St-Denis to Sannois train services, operated by Transilien – SNCF Voyageurs, arrive at Ermont - Eaubonne station.
The distance between St-Denis and Sannois is 7.8 km. The road distance is 10 km.
Transilien – SNCF Voyageurs operates a train from Saint-Denis to Ermont - Eaubonne every 15 minutes. Tickets cost €3–5 and the journey takes 12 min.