The average train between Heathrow and Rennes takes 6h 18m and the fastest train takes 5h 16m. The train service runs several times per day from Heathrow to Rennes. 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 every 2 hours between Heathrow and Rennes. The earliest departure is at 5:27 AM in the morning, and the last departure from Heathrow is at 6:57 PM which arrives into Rennes at 8:15 AM. All services require a transfer at King's Cross St. Pancras station and take an average of 6h 18m. The schedules shown below are for the next available departures.



6h 24m • 3 changes



6h 39m • 3 changes
Arrives next day



13h 18m • 3 changes



6h 25m • 3 changes



6h 47m • 3 changes



6h 54m • 3 changes



6h 53m • 3 changes



6h 25m • 3 changes



6h 47m • 3 changes



6h 54m • 3 changes



6h 53m • 3 changes



6h 25m • 3 changes



6h 47m • 3 changes



6h 54m • 3 changes



6h 53m • 3 changes



6h 25m • 3 changes



6h 47m • 3 changes



6h 21m • 3 changes



6h 16m • 3 changes
Want to know about travelling from Heathrow to Rennes? 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 Heathrow to Rennes. However, there are services departing from Heathrow station and arriving at Rennes station via Paris Nord. The journey, including transfers, takes approximately 6h 18m.
Heathrow to Rennes train services, operated by London Underground (Tube), depart from London St Pancras Intl station.
Heathrow to Rennes train services, operated by London Underground (Tube), arrive at Rennes station.
Book your Heathrow to Rennes train tickets online with London Underground (Tube), Eurostar and 3 other operators.
The distance between Heathrow and Rennes is 383.2 km. The road distance is 841 km.
You can take a subway from Heathrow Terminals 2 & 3 station to Rennes via King's Cross St. Pancras station, London St Pancras Intl, Paris Nord, Gare du Nord, Montparnasse Bienvenue, and Paris Montparnasse 1 Et 2 in around 5h 51m.