The bus between Carmarthen and Heathrow takes 5h 50m. There is at least one bus per day from Carmarthen to Heathrow. 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 once daily between Carmarthen and Heathrow. The earliest departure is at 11:40 AM in the morning, and the last departure from Carmarthen is at 11:40 AM which arrives into Heathrow at 5:30 PM. All services require a transfer, and take on average 5h 50m. The schedules shown below are for the next available departures.
Want to know about travelling from Carmarthen to Heathrow? 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 Carmarthen to Heathrow. However, there are services departing from Carmarthen station and arriving at Heathrow station via Sarn Odeon. The journey, including transfers, takes approximately 5h 50m.
Carmarthen to Heathrow bus services, operated by Mid Wales Travel, depart from Carmarthen Bus Station Stand 1.
Carmarthen to Heathrow bus services, operated by Mid Wales Travel, arrive at Heathrow Central Bus Station.
Book your Carmarthen to Heathrow bus tickets online with Mid Wales Travel and National Express.
The distance between Carmarthen and Heathrow is 269.2 km. The road distance is 332 km.
You can take a bus from Carmarthen Bus Station Stand 1 to Heathrow Central Bus Station via Sarn Odeon in around 5h 27m.