The average train between Machynlleth and Carmarthen takes 6h 45m and the fastest train takes 5h 24m. The train service runs several times per day from Machynlleth 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.
Trains run every 4 hours between Machynlleth and Carmarthen. The earliest departure is at 7:05 AM in the morning, and the last departure from Machynlleth is at 8:11 PM which arrives into Carmarthen at 9:02 AM. All services require a transfer, and take on average 6h 45m. The schedules shown below are for the next available departures.

5h 31m • 1 change
5h 24m • 1 change
6h 22m • 1 change
5h 43m • 1 change
5h 31m • 1 change
5h 24m • 1 change
6h 22m • 1 change
5h 43m • 1 change
5h 31m • 1 change
5h 24m • 1 change
6h 22m • 1 change
5h 43m • 1 change
5h 31m • 1 change
5h 24m • 1 change
6h 22m • 1 change
5h 43m • 1 change
5h 35m • 1 change
5h 32m • 1 change
6h 29m • 1 change
5h 39m • 1 changeWant to know about travelling from Machynlleth 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 train from Machynlleth to Carmarthen. However, there are services departing from Machynlleth station and arriving at Carmarthen station via Shrewsbury. The journey, including transfers, takes approximately 6h 45m.
Machynlleth to Carmarthen train services, operated by Transport for Wales, depart from Machynlleth station.
Machynlleth to Carmarthen train services, operated by Transport for Wales, arrive at Carmarthen station.
Book your Machynlleth to Carmarthen train tickets online with Transport for Wales.
The distance between Machynlleth and Carmarthen is 87.4 km. The road distance is 391 km.
You can take a train from Machynlleth to Carmarthen via Shrewsbury in around 5h 52m.