The average train between Brussels and Cachan takes 2h 13m and the fastest train takes 1h 45m. There is a train service every few hours from Brussels to Cachan. 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 Brussels and Cachan. The earliest departure is at 6:29 AM in the morning, and the last departure from Brussels is at 9:29 PM which arrives into Cachan at 5:38 AM. All services require a transfer, and take on average 2h 13m. The schedules shown below are for the next available departures.

1h 50m • 1 change

1h 55m • 1 change

2h 12m • 1 change

1h 51m • 1 change

2h 4m • 1 change

1h 49m • 1 change

1h 57m • 1 change

1h 55m • 1 change

2h 4m • 1 change

1h 49m • 1 change

1h 57m • 1 change

1h 55m • 1 change
Want to know about travelling from Brussels to Cachan? 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 Brussels to Cachan. However, there are services departing from Brussels station and arriving at Cachan station via Paris Nord. The journey, including transfers, takes approximately 2h 13m.
Brussels to Cachan train services, operated by Eurostar, depart from Brussel-Zuid / Bruxelles-Midi station.
Brussels to Cachan train services, operated by Eurostar, arrive at Paris Nord station.
The distance between Brussels and Cachan is 270.2 km. The road distance is 318 km.
Eurostar operates a train from Brussel-Zuid / Bruxelles-Midi to Paris Nord every 20 minutes. Tickets cost €95–170 and the journey takes 1h 22m. Société Nationale des Chemins de fer Français (SNCF) also services this route every 4 hours.