The average bus between Carmarthen and Machynlleth takes 5h 52m and the fastest bus takes 4h 14m. There is a bus service every few hours from Carmarthen to Machynlleth. 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 every 2 hours between Carmarthen and Machynlleth. The earliest departure is at 5:56 AM in the morning, and the last departure from Carmarthen is at 8:06 PM which arrives into Machynlleth at 9:23 AM. All services require a transfer at The Black Lion and take an average of 5h 52m. The schedules shown below are for the next available departures.


4h 24m • 2 changes


4h 14m • 2 changes


4h 14m • 2 changes


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4h 14m • 2 changes


4h 14m • 2 changes


4h 14m • 2 changes


4h 14m • 2 changes


6h 14m • 2 changes


6h 14m • 2 changes


6h 14m • 2 changes


6h 14m • 2 changes


4h 24m • 2 changes


4h 14m • 2 changes


4h 14m • 2 changes


4h 14m • 2 changes


4h 24m • 2 changes


4h 14m • 2 changes


4h 14m • 2 changes


4h 14m • 2 changes
Want to know about travelling from Carmarthen to Machynlleth? 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 Machynlleth. However, there are services departing from Carmarthen station and arriving at Machynlleth station via The Black Lion. The journey, including transfers, takes approximately 5h 52m.
Carmarthen to Machynlleth bus services, operated by First South & West Wales, depart from St Peters Church station.
Carmarthen to Machynlleth bus services, operated by First South & West Wales, arrive at Machynlleth Town Clock station.
The distance between Carmarthen and Machynlleth is 87.4 km. The road distance is 116 km.
You can take a bus from St Peters Church to Machynlleth Town Clock via The Black Lion and Aberystwyth Bus Station Stand 4 in around 3h 38m.