The average train between Rennes and Chauny takes 4h 34m and the fastest train takes 3h 13m. The train service runs several times per day from Rennes to Chauny. 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 3 hours between Rennes and Chauny. The earliest departure is at 5:33 AM in the morning, and the last departure from Rennes is at 9:47 PM which arrives into Chauny at 8:51 AM. All services require a transfer at Paris Montparnasse 1 Et 2 and take an average of 4h 34m. The schedules shown below are for the next available departures.


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Want to know about travelling from Rennes to Chauny? 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 Rennes to Chauny. However, there are services departing from Rennes station and arriving at Chauny station via Paris Montparnasse 1 Et 2. The journey, including transfers, takes approximately 4h 34m.
Rennes to Chauny train services, operated by TGV inOui, depart from Rennes station.
Rennes to Chauny train services, operated by TGV inOui, arrive at Chauny station.
Book your Rennes to Chauny train tickets online with TGV inOui, RATP Metro and Société Nationale des Chemins de fer Français (SNCF).
The distance between Rennes and Chauny is 394.9 km. The road distance is 485 km.
You can take a train from Rennes to Chauny via Paris Montparnasse 1 Et 2, Montparnasse Bienvenue, Gare du Nord, and Paris Nord in around 3h 56m.