The average train between Carmarthen and High Wycombe takes 5h 6m and the fastest train takes 4h 27m. There is a train service every few hours from Carmarthen to High Wycombe. 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 Carmarthen and High Wycombe. The earliest departure is at 4:37 AM at night, and the last departure from Carmarthen is at 10:43 PM which arrives into High Wycombe at 8:10 AM. All services require a transfer at Swansea and take an average of 5h 6m. The schedules shown below are for the next available departures.
Arrives next day



5h 32m • 3 changes
Arrives next day



9h 27m • 3 changes



4h 33m • 3 changes



4h 45m • 3 changes



4h 32m • 3 changes



4h 46m • 3 changes



5h 23m • 3 changes



4h 52m • 3 changes



4h 49m • 3 changes



5h 15m • 3 changes



4h 27m • 3 changes



4h 31m • 3 changes



4h 33m • 3 changes



4h 40m • 3 changes
Want to know about travelling from Carmarthen to High Wycombe? 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 Carmarthen to High Wycombe. However, there are services departing from Carmarthen station and arriving at High Wycombe station via Swansea. The journey, including transfers, takes approximately 5h 6m.
Carmarthen to High Wycombe train services, operated by Transport for Wales, depart from Carmarthen station.
Carmarthen to High Wycombe train services, operated by Transport for Wales, arrive at High Wycombe station.
Book your Carmarthen to High Wycombe train tickets online with Transport for Wales, Great Western Railway (GWR) and 2 other operators.
The distance between Carmarthen and High Wycombe is 246.1 km. The road distance is 402 km.
You can take a train from Carmarthen to High Wycombe via Swansea, London Paddington, Paddington station, Marylebone station, and London Marylebone in around 5h 1m.