The average train between Ashford and Carmarthen takes 5h 6m and the fastest train takes 4h 37m. There is a train service every few hours from Ashford 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 Ashford and Carmarthen. The earliest departure is at 5:39 AM in the morning, and the last departure from Ashford is at 11:16 PM which arrives into Carmarthen at 12:32 PM. All services require a transfer at London St Pancras International and take an average of 5h 6m. The schedules shown below are for the next available departures.



4h 59m • 3 changes



4h 50m • 3 changes



4h 46m • 3 changes



4h 49m • 3 changes



4h 46m • 3 changes



5h 9m • 3 changes



4h 46m • 3 changes



5h 8m • 3 changes



5h • 3 changes



5h 16m • 3 changes



4h 40m • 3 changes



4h 57m • 3 changes
Want to know about travelling from Ashford 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 Ashford to Carmarthen. However, there are services departing from Ashford station and arriving at Carmarthen station via London St Pancras Intl. The journey, including transfers, takes approximately 5h 6m.
Ashford to Carmarthen train services, operated by Southeastern, depart from Ashford International station.
Ashford to Carmarthen train services, operated by Southeastern, arrive at Carmarthen station.
Book your Ashford to Carmarthen train tickets online with Southeastern, London Underground (Tube) and 2 other operators.
The distance between Ashford and Carmarthen is 367 km. The road distance is 450 km.
You can take a train from Ashford International to Carmarthen via London St Pancras International, King's Cross St. Pancras station, Paddington, London Paddington, and Swansea in around 5h 25m.