The average train between Orsay and London takes 3h 20m and the fastest train takes 3h 4m. There is a train service every few hours from Orsay 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 Orsay and London. The earliest departure is at 6:07 AM in the morning, and the last departure from Orsay is at 8:13 PM which arrives into London at 10:30 PM. All services require a transfer, and take on average 3h 20m. The schedules shown below are for the next available departures.

3h 30m • 1 change
3h 27m • 1 change
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3h 11m • 1 change
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3h 22m • 1 change
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3h 11m • 1 change
3h 23m • 1 change
3h 4m • 1 change
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3h 16m • 1 change
3h 4m • 1 change
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3h 16m • 1 change
3h 4m • 1 change
3h 16m • 1 changeWant to know about travelling from Orsay 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 Orsay to London. However, there are services departing from Orsay - Ville station and arriving at London St Pancras Intl station via Paris Nord station. The journey, including transfers, takes approximately 3h 20m.
Orsay to London train services, operated by Réseau Express Régional (RER Paris), depart from Orsay - Ville station.
Orsay to London train services, operated by Eurostar, arrive at London St Pancras Intl station.
The distance between Orsay and London is 353.5 km.
You can take a train from Orsay - Ville to London St Pancras Intl via Paris Nord in around 3h 51m.