The average train between Grimsby and Carmarthen takes 8h 51m and the fastest train takes 7h 21m. There is a train service every few hours from Grimsby 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 Grimsby and Carmarthen. The earliest departure is at 5:13 AM in the morning, and the last departure from Grimsby is at 9:34 PM which arrives into Carmarthen at 12:36 PM. All services require a transfer at Sheffield and take an average of 8h 51m. The schedules shown below are for the next available departures.
Arrives next day



12h 13m • 3 changes
Arrives next day



15h 2m • 3 changes



8h 13m • 3 changes



8h • 3 changes



7h 54m • 3 changes



7h 55m • 3 changes



8h 13m • 3 changes



8h • 3 changes



7h 54m • 3 changes



7h 55m • 3 changes



8h 13m • 3 changes



8h • 3 changes



7h 54m • 3 changes



7h 55m • 3 changes



8h 13m • 3 changes



8h • 3 changes



7h 54m • 3 changes



7h 55m • 3 changes
Want to know about travelling from Grimsby 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 Grimsby to Carmarthen. However, there are services departing from Grimsby station and arriving at Carmarthen station via Sheffield. The journey, including transfers, takes approximately 8h 51m.
Grimsby to Carmarthen train services, operated by TransPennine Express, depart from Grimsby Town station.
Grimsby to Carmarthen train services, operated by TransPennine Express, arrive at Carmarthen station.
Book your Grimsby to Carmarthen train tickets online with TransPennine Express, Cross Country and 2 other operators.
The distance between Grimsby and Carmarthen is 342.5 km. The road distance is 543 km.
You can take a train from Grimsby Town to Carmarthen via Sheffield, Bristol Parkway, and Swansea in around 7h 56m.