The average train between London and Diest takes 3h 26m and the fastest train takes 3h. The train service runs several times per day from London to Diest. 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 5 times a day between London and Diest. The earliest departure is at 7:04 AM in the morning, and the last departure from London is at 7:34 PM which arrives into Diest at 11:34 PM. All services require a transfer, and take on average 3h 26m. The schedules shown below are for the next available departures.

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Want to know about travelling from London to Diest? 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 London to Diest. However, there are services departing from London station and arriving at Diest station via Brussel-Zuid / Bruxelles-Midi. The journey, including transfers, takes approximately 3h 26m.
London to Diest train services, operated by Eurostar, depart from London St Pancras Intl station.
London to Diest train services, operated by Eurostar, arrive at Diest station.
Book your London to Diest train tickets online with Eurostar and Belgian Railways (NMBS/SNCB).
The distance between London and Diest is 364.9 km. The road distance is 431 km.
You can take a train from London St Pancras Intl to Diest via Bruxelles-Midi in around 3h 42m.