The average train between Derby and Carmarthen takes 5h 19m and the fastest train takes 4h 24m. There is a train service every few hours from Derby 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 Derby and Carmarthen. The earliest departure is at 6:10 AM in the morning, and the last departure from Derby is at 9:32 PM which arrives into Carmarthen at 6:47 AM. All services require a transfer at Bristol Parkway and take an average of 5h 19m. The schedules shown below are for the next available departures.


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4h 59m • 2 changesWant to know about travelling from Derby 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 Derby to Carmarthen. However, there are services departing from Derby station and arriving at Carmarthen station via Bristol Parkway. The journey, including transfers, takes approximately 5h 19m.
Derby to Carmarthen train services, operated by Cross Country, depart from Derby station.
Derby to Carmarthen train services, operated by Cross Country, arrive at Carmarthen station.
Book your Derby to Carmarthen train tickets online with Cross Country, Great Western Railway (GWR) and Transport for Wales.
The distance between Derby and Carmarthen is 225.7 km. The road distance is 378 km.
You can take a train from Derby to Carmarthen via Bristol Parkway and Swansea in around 4h 55m.