The bus between Heathrow and Carmarthen takes 6h 10m. The bus runs, on average, once a week from Heathrow 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.
Buses run on demand between Heathrow and Carmarthen. Service times information will be available soon. All services run direct with no transfers required, and take on average 6h 10m.
Want to know about travelling from Heathrow 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 bus from Heathrow to Carmarthen. However, there are services departing from Heathrow Central Bus Station and arriving at Rose and Crown station via Swansea Bus Station Stand B. The journey, including transfers, takes approximately 6h 10m.
Heathrow to Carmarthen bus services, operated by National Express, depart from Heathrow Central Bus Station.
Heathrow to Carmarthen bus services, operated by National Express, arrive at Rose and Crown station.
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The distance between Heathrow and Carmarthen is 269.2 km. The road distance is 315 km.
You can take a bus from Heathrow Central Bus Station to Rose and Crown via Swansea Bus Station Stand B in around 6h 10m.