The average train between Barnstaple and Carmarthen takes 6h 28m and the fastest train takes 5h 22m. There is a train service every few hours from Barnstaple 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 every 2 hours between Barnstaple and Carmarthen. The earliest departure is at 12:07 AM at night, and the last departure from Barnstaple is at 10:41 PM which arrives into Carmarthen at 10:30 AM. All services require a transfer at Exeter St Davids and take an average of 6h 28m. The schedules shown below are for the next available departures.



6h 4m • 3 changes


5h 22m • 3 changesArrives next day



5h 56m • 3 changes


10h 18m • 3 changes


5h 56m • 3 changes


6h 22m • 3 changes


5h 52m • 3 changes


5h 44m • 3 changes


5h 52m • 3 changes


5h 56m • 3 changes


6h 17m • 3 changes


6h 11m • 3 changes


6h 4m • 3 changes


5h 55m • 3 changes


5h 53m • 3 changes


6h 11m • 3 changes


6h 4m • 3 changes


5h 55m • 3 changes


5h 53m • 3 changesWant to know about travelling from Barnstaple 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 Barnstaple to Carmarthen. However, there are services departing from Barnstaple station and arriving at Carmarthen station via Exeter St Davids. The journey, including transfers, takes approximately 6h 28m.
Barnstaple to Carmarthen train services, operated by Great Western Railway (GWR), depart from Barnstaple station.
Barnstaple to Carmarthen train services, operated by Great Western Railway (GWR), arrive at Carmarthen station.
Book your Barnstaple to Carmarthen train tickets online with Great Western Railway (GWR), Cross Country and Transport for Wales.
The distance between Barnstaple and Carmarthen is 87.9 km. The road distance is 370 km.
You can take a train from Barnstaple to Carmarthen via Exeter St Davids, Bristol Parkway, and Swansea in around 6h 5m.