- Distance: 76.9 mi
- Duration: 1h 54m
The average train between Carmarthen and Cardiff Bay takes 1h 54m and the fastest train takes 1h 37m. There is an hourly train service from Carmarthen to Cardiff Bay. 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 Cardiff Bay. The earliest departure is at 5:32 AM in the morning, and the last departure from Carmarthen is at 10:41 PM which arrives into Cardiff Bay at 12:38 AM. All services run direct with no transfers required, and take on average 1h 54m. The schedules shown below are for the next available departures.
Want to know about travelling from Carmarthen to Cardiff Bay? 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.
Yes, there is a direct train departing from Carmarthen station and arriving at Cardiff Bay station. Services depart hourly, and operate Twice daily. The journey takes approximately 1h 54m.
Carmarthen to Cardiff Bay train services, operated by Great Western Railway (GWR), depart from Carmarthen station.
Carmarthen to Cardiff Bay train services, operated by Great Western Railway (GWR), arrive at Cardiff Central station.
Book your Carmarthen to Cardiff Bay train tickets online with Great Western Railway (GWR) and Transport for Wales.
The distance between Carmarthen and Cardiff Bay is 90 km. The road distance is 124 km.
Transport for Wales operates a train from Carmarthen to Cardiff Central hourly. Tickets cost £30–55 and the journey takes 1h 50m. Great Western Railway (GWR) also services this route every 4 hours.
