The average train between Dover and Carmarthen takes 6h 18m and the fastest train takes 5h 7m. There is a train service every few hours from Dover to Carmarthen. 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 Dover and Carmarthen. The earliest departure is at 6:18 AM in the morning, and the last departure from Dover is at 10:48 PM which arrives into Carmarthen at 12:32 PM. All services require a transfer at London St Pancras International and take an average of 6h 18m. The schedules shown below are for the next available departures.



5h 39m • 3 changes



5h 45m • 3 changes



5h 9m • 3 changes



5h 54m • 3 changes



5h 27m • 3 changes



5h 18m • 3 changes



5h 38m • 3 changes



5h 42m • 3 changes



5h 27m • 3 changes



5h 18m • 3 changes



5h 38m • 3 changes



5h 42m • 3 changes



5h 38m • 3 changes



6h • 3 changes



5h 40m • 3 changes



6h 5m • 3 changes
Want to know about travelling from Dover to Carmarthen? 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 Dover to Carmarthen. However, there are services departing from Dover station and arriving at Carmarthen station via London St Pancras Intl. The journey, including transfers, takes approximately 6h 18m.
Dover to Carmarthen train services, operated by Southeastern, depart from Dover Priory station.
Dover to Carmarthen train services, operated by Southeastern, arrive at Carmarthen station.
Book your Dover to Carmarthen train tickets online with Southeastern, London Underground (Tube) and 2 other operators.
The distance between Dover and Carmarthen is 397.2 km. The road distance is 484 km.
You can take a train from Dover Priory to Carmarthen via London St Pancras International, King's Cross St. Pancras station, Paddington, London Paddington, and Swansea in around 5h 59m.