The average train between London and Méry-sur-Oise takes 3h 44m and the fastest train takes 3h 4m. There is a train service every few hours from London to Méry-sur-Oise. 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 London and Méry-sur-Oise. The earliest departure is at 6:31 AM in the morning, and the last departure from London is at 8:31 PM which arrives into Méry-sur-Oise at 6:05 AM. All services require a transfer, and take on average 3h 44m. The schedules shown below are for the next available departures.

4h 34m • 1 change

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4h 4m • 1 change

4h 34m • 1 change
Want to know about travelling from London to Méry-sur-Oise? 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 Méry-sur-Oise. However, there are services departing from London station and arriving at Méry-sur-Oise station via Paris Nord. The journey, including transfers, takes approximately 3h 44m.
London to Méry-sur-Oise train services, operated by Eurostar, depart from London St Pancras Intl station.
London to Méry-sur-Oise train services, operated by Eurostar, arrive at Méry-sur-Oise station.
The distance between London and Méry-sur-Oise is 317.5 km. The road distance is 475 km.
You can take a train from London St Pancras Intl to Méry-sur-Oise via Paris Nord in around 3h 23m.