The average train between Swansea and Tywyn takes 6h 51m and the fastest train takes 4h 52m. The train service runs several times per day from Swansea to Tywyn. 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 Swansea and Tywyn. The earliest departure is at 5:57 AM in the morning, and the last departure from Swansea is at 11:35 PM which arrives into Tywyn at 9:22 AM. All services require a transfer at Cardiff Central and take an average of 6h 51m. The schedules shown below are for the next available departures.



5h 26m • 3 changes


4h 58m • 3 changes


5h 2m • 3 changes


5h 1m • 3 changes


5h 26m • 3 changes


4h 58m • 3 changes


5h 2m • 3 changes


5h 1m • 3 changes


5h 26m • 3 changes


4h 58m • 3 changes


5h 2m • 3 changes


5h 1m • 3 changes


5h • 3 changes


4h 59m • 3 changes


5h 1m • 3 changes


4h 59m • 3 changes


5h 47m • 3 changes


5h 51m • 3 changes


4h 57m • 3 changesArrives next day



13h 34m • 3 changes


5h 26m • 3 changes


4h 58m • 3 changes


5h 2m • 3 changes


5h 1m • 3 changes


5h 26m • 3 changes


4h 58m • 3 changes


5h 2m • 3 changes


5h 1m • 3 changesWant to know about travelling from Swansea to Tywyn? 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 Swansea to Tywyn. However, there are services departing from Swansea station and arriving at Tywyn station via Cardiff Central. The journey, including transfers, takes approximately 6h 51m.
Swansea to Tywyn train services, operated by Great Western Railway (GWR), depart from Swansea station.
Swansea to Tywyn train services, operated by Great Western Railway (GWR), arrive at Machynlleth station.
Book your Swansea to Tywyn train tickets online with Great Western Railway (GWR) and Transport for Wales.
The distance between Swansea and Tywyn is 107.8 km. The road distance is 362 km.
You can take a train from Swansea to Tywyn via Cardiff Central, Shrewsbury, and Machynlleth in around 7h.