The average bus between Cardiff and Llangennech takes 5h 41m and the fastest bus takes 2h 58m. The bus service runs several times per day from Cardiff 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 Cardiff and Llangennech. The earliest departure is at 4:05 AM at night, and the last departure from Cardiff is at 8:25 PM which arrives into Llangennech at 7:33 AM. All services require a transfer at Swansea Bus Station Stand B and take an average of 5h 41m. The schedules shown below are for the next available departures.


5h 38m • 2 changes


3h 38m • 2 changes


3h 58m • 2 changes
Arrives next day


11h 18m • 2 changes


5h 38m • 2 changes


3h 38m • 2 changes


3h 58m • 2 changes
Arrives next day


11h 18m • 2 changes


5h 38m • 2 changes


3h 38m • 2 changes


3h 58m • 2 changes
Arrives next day


11h 18m • 2 changes
Want to know about travelling from Cardiff 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 Cardiff to Llangennech. However, there are services departing from Cardiff station and arriving at Llangennech station via Swansea Bus Station Stand B station. The journey, including transfers, takes approximately 5h 41m.
Cardiff to Llangennech bus services, operated by National Express, depart from Sophia Gardens station.
Cardiff to Llangennech bus services, operated by National Express, arrive at Pontardulais Bus Station Stand 1.
The distance between Cardiff and Llangennech is 67 km. The road distance is 108 km.
You can take a bus from Sophia Gardens to Co-op via Swansea Bus Station Stand B, Swansea Bus Station Stand S, and Pontardulais Bus Station Stand 1 in around 3h 21m.