The average train between Banbury and Carmarthen takes 5h 14m and the fastest train takes 4h 3m. There is a train service every few hours from Banbury 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 Banbury and Carmarthen. The earliest departure is at 6:55 AM in the morning, and the last departure from Banbury is at 10:55 PM which arrives into Carmarthen at 10:30 AM. All services require a transfer at Reading and take an average of 5h 14m. The schedules shown below are for the next available departures.


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4h 8m • 2 changesWant to know about travelling from Banbury 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 Banbury to Carmarthen. However, there are services departing from Banbury station and arriving at Carmarthen station via Reading station and Swansea station. The journey, including transfers, takes approximately 5h 14m.
Banbury to Carmarthen train services, operated by Cross Country, depart from Banbury station.
Banbury to Carmarthen train services, operated by Transport for Wales, arrive at Carmarthen station.
Book your Banbury to Carmarthen train tickets online with Omio.
The distance between Banbury and Carmarthen is 204.3 km. The road distance is 251 km.
You can take a train from Banbury to Carmarthen via Reading and Swansea in around 4h 53m.