The average train between Saint-Denis and London takes 2h 37m and the fastest train takes 2h 28m. There is a train service every few hours from Saint-Denis to London. 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 Saint-Denis and London. The earliest departure is at 6:43 AM in the morning, and the last departure from Saint-Denis is at 8:57 PM which arrives into London at 10:30 PM. All services require a transfer, and take on average 2h 37m. The schedules shown below are for the next available departures.

1h 34m • 1 change

1h 34m • 1 change

1h 34m • 1 change

1h 34m • 1 change

1h 34m • 1 change

1h 34m • 1 change

1h 34m • 1 change

1h 34m • 1 change

1h 46m • 1 change

1h 35m • 1 change

1h 31m • 1 change

1h 33m • 1 change
Want to know about travelling from Saint-Denis to London? 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 Saint-Denis to London. However, there are services departing from Saint-Denis station and arriving at London station via London St Pancras Intl. The journey, including transfers, takes approximately 2h 37m.
Saint-Denis to London train services, operated by Société Nationale des Chemins de fer Français (SNCF), depart from Paris Nord station.
Saint-Denis to London train services, operated by Société Nationale des Chemins de fer Français (SNCF), arrive at London St Pancras Intl station.
The distance between Saint-Denis and London is 336 km. The road distance is 457 km.
Eurostar operates a train from Paris Nord to London St Pancras Intl hourly. Tickets cost £120–210 and the journey takes 2h 28m.