The average train between Gloucester and Merthyr Tydfil takes 2h 33m and the fastest train takes 1h 59m. There is a train service every few hours from Gloucester to Merthyr Tydfil. 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 hourly between Gloucester and Merthyr Tydfil. The earliest departure is at 5:48 AM in the morning, and the last departure from Gloucester is at 11:10 PM which arrives into Merthyr Tydfil at 6:33 AM. All services require a transfer, and take on average 2h 33m. The schedules shown below are for the next available departures.

2h 14m • 1 change

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2h 5m • 1 change

2h 14m • 1 change

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2h 40m • 1 change

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2h 14m • 1 change

2h 13m • 1 change

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2h 5m • 1 change
Want to know about travelling from Gloucester to Merthyr Tydfil? 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 Gloucester to Merthyr Tydfil. However, there are services departing from Gloucester station and arriving at Merthyr Tydfil station via Cardiff Central. The journey, including transfers, takes approximately 2h 33m.
Gloucester to Merthyr Tydfil train services, operated by Transport for Wales, depart from Gloucester station.
Gloucester to Merthyr Tydfil train services, operated by Transport for Wales, arrive at Merthyr Tydfil station.
Book your Gloucester to Merthyr Tydfil train tickets online with Transport for Wales and Cross Country.
The distance between Gloucester and Merthyr Tydfil is 79.1 km. The road distance is 128 km.
You can take a train from Gloucester to Merthyr Tydfil via Cardiff Central in around 2h 24m.