The average train between Oxford and Merthyr Tydfil takes 3h 30m and the fastest train takes 2h 58m. The train service runs several times per day from Oxford 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 every 3 hours between Oxford and Merthyr Tydfil. The earliest departure is at 5:34 AM in the morning, and the last departure from Oxford is at 11:06 PM which arrives into Merthyr Tydfil at 6:33 AM. All services require a transfer at Didcot Parkway and take an average of 3h 30m. The schedules shown below are for the next available departures.


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2h 58m • 2 changesArrives next day


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3h 1m • 2 changesWant to know about travelling from Oxford 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 Oxford to Merthyr Tydfil. However, there are services departing from Oxford station and arriving at Merthyr Tydfil station via Cardiff Central. The journey, including transfers, takes approximately 3h 30m.
Oxford to Merthyr Tydfil train services, operated by Great Western Railway (GWR), depart from Didcot Parkway station.
Oxford to Merthyr Tydfil train services, operated by Great Western Railway (GWR), arrive at Merthyr Tydfil station.
Book your Oxford to Merthyr Tydfil train tickets online with Great Western Railway (GWR) and Transport for Wales.
The distance between Oxford and Merthyr Tydfil is 146.1 km. The road distance is 202 km.
You can take a train from Oxford to Merthyr Tydfil via Didcot Parkway and Cardiff Central in around 3h 58m.