The average train between Brussels and Portsmouth takes 4h 36m and the fastest train takes 4h 4m. The train service runs several times per day from Brussels to Portsmouth. 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 4 times a day between Brussels and Portsmouth. The earliest departure is at 8:51 AM in the morning, and the last departure from Brussels is at 8:56 PM which arrives into Portsmouth at 12:54 AM. All services require a transfer at London St. Pancras Int. and take an average of 4h 36m. The schedules shown below are for the next available departures.


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4h 10m • 2 changesWant to know about travelling from Brussels to Portsmouth? 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 Portsmouth. However, there are services departing from Brussels station and arriving at Portsmouth station via London St. Pancras Int.. The journey, including transfers, takes approximately 4h 36m.
Brussels to Portsmouth train services, operated by Nederlandse Spoorwegen (NS), depart from Brussel-Zuid station.
Brussels to Portsmouth train services, operated by Nederlandse Spoorwegen (NS), arrive at Portsmouth & Southsea station.
Book your Brussels to Portsmouth train tickets online with Nederlandse Spoorwegen (NS), London Underground (Tube) and South Western Railway.
The distance between Brussels and Portsmouth is 382.1 km. The road distance is 497 km.
You can take a train from Brussel-Zuid to Portsmouth & Southsea via London St. Pancras Int., King's Cross St. Pancras station, Embankment station, and London Waterloo in around 4h 22m.