The average bus between Merthyr Tydfil and Llangennech takes 7h 47m and the fastest bus takes 4h 10m. The bus service runs several times per day from Merthyr Tydfil to Llangennech. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run 3 times a day between Merthyr Tydfil and Llangennech. The earliest departure is at 8:31 AM in the morning, and the last departure from Merthyr Tydfil is at 5:15 PM which arrives into Llangennech at 7:33 AM. All services require a transfer at Cardiff North Road and take an average of 7h 47m. The schedules shown below are for the next available departures.



4h 12m • 3 changes


4h 10m • 3 changes


6h 10m • 3 changesArrives next day



14h 18m • 3 changes


4h 12m • 3 changes


4h 10m • 3 changes


6h 10m • 3 changesArrives next day



14h 18m • 3 changes


4h 12m • 3 changes


4h 10m • 3 changes


5h 10m • 3 changes


5h 10m • 3 changesWant to know about travelling from Merthyr Tydfil to Llangennech? 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 bus from Merthyr Tydfil to Llangennech. However, there are services departing from Merthyr Tydfil station and arriving at Llangennech station via Law Courts RJ. The journey, including transfers, takes approximately 7h 47m.
Merthyr Tydfil to Llangennech bus services, operated by Stagecoach South Wales, depart from Merthyr Bus Station 8.
Merthyr Tydfil to Llangennech bus services, operated by Stagecoach South Wales, arrive at Pontardulais Bus Station Stand 1.
The distance between Merthyr Tydfil and Llangennech is 49.1 km. The road distance is 147 km.
You can take a bus from Merthyr Bus Station 8 to Co-op via Cardiff North Road, Swansea City Bus Station, Swansea Bus Station Stand S, and Pontardulais Bus Station Stand 1 in around 4h 52m.