The average train between Thatcham and Cardiff takes 2h 21m and the fastest train takes 1h 49m. There is an hourly train service from Thatcham to Cardiff. 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 Thatcham and Cardiff. The earliest departure is at 6:33 AM in the morning, and the last departure from Thatcham is at 11:51 PM which arrives into Cardiff at 10:29 AM. All services require a transfer, and take on average 2h 21m. The schedules shown below are for the next available departures.

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2h 11m • 1 changeWant to know about travelling from Thatcham to Cardiff? 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 Thatcham to Cardiff. However, there are services departing from Reading station and arriving at Cardiff Central station via Cardiff Central station. The journey, including transfers, takes approximately 2h 21m.
Thatcham to Cardiff train services, operated by Great Western Railway (GWR), depart from Reading station.
Thatcham to Cardiff train services, operated by Great Western Railway (GWR), arrive at Cardiff Central station.
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The distance between Thatcham and Cardiff is 133.3 km. The road distance is 154 km.
Great Western Railway (GWR) operates a train from Reading to Cardiff Central hourly. Tickets cost £45–85 and the journey takes 1h 25m.