The average train between Brussels and Orsay takes 2h 25m and the fastest train takes 2h 10m. There is a train service every few hours from Brussels to Orsay. 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 Orsay. The earliest departure is at 6:33 AM in the morning, and the last departure from Brussels is at 10:13 PM which arrives into Orsay at 12:31 AM. All services require a transfer, and take on average 2h 25m. The schedules shown below are for the next available departures.

2h 28m • 1 change

2h 50m • 1 change

2h 29m • 1 change

2h 17m • 1 change

3h 17m • 1 change

2h 29m • 1 change

2h 22m • 1 change

2h 14m • 1 change

2h 24m • 1 change

2h 17m • 1 change

2h 48m • 1 change

2h 30m • 1 change
Want to know about travelling from Brussels to Orsay? 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 Orsay. However, there are services departing from Brussels station and arriving at Orsay station via Paris Nord. The journey, including transfers, takes approximately 2h 25m.
Brussels to Orsay train services, operated by Eurostar, depart from Brussel-Zuid / Bruxelles-Midi station.
Brussels to Orsay train services, operated by Eurostar, arrive at Orsay - Ville station.
The distance between Brussels and Orsay is 285.5 km. The road distance is 335 km.
You can take a train from Brussel-Zuid / Bruxelles-Midi to Orsay - Ville via Paris Nord in around 2h 11m.