The average train between Birmingham and Carmarthen takes 4h 14m and the fastest train takes 3h 37m. There is a train service every few hours from Birmingham 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 Birmingham and Carmarthen. The earliest departure is at 6:42 AM in the morning, and the last departure from Birmingham is at 10:12 PM which arrives into Carmarthen at 6:47 AM. All services require a transfer at Bristol Parkway and take an average of 4h 14m. The schedules shown below are for the next available departures.


4h 25m • 2 changes


3h 43m • 2 changes


3h 55m • 2 changes


3h 54m • 2 changes


3h 49m • 2 changes


4h 3m • 2 changes


3h 54m • 2 changes


3h 43m • 2 changes


3h 49m • 2 changes


4h 3m • 2 changes


3h 54m • 2 changes


3h 43m • 2 changes


3h 49m • 2 changes


4h 3m • 2 changes


3h 54m • 2 changes


3h 43m • 2 changes
Want to know about travelling from Birmingham 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 Birmingham to Carmarthen. However, there are services departing from Birmingham station and arriving at Carmarthen station via Bristol Parkway. The journey, including transfers, takes approximately 4h 14m.
Birmingham to Carmarthen train services, operated by Cross Country, depart from Birmingham New Street station.
Birmingham to Carmarthen train services, operated by Cross Country, arrive at Carmarthen station.
Book your Birmingham to Carmarthen train tickets online with Cross Country, Great Western Railway (GWR) and Transport for Wales.
The distance between Birmingham and Carmarthen is 178.2 km. The road distance is 312 km.
You can take a train from Birmingham New Street to Carmarthen via Bristol Parkway and Swansea in around 4h 22m.