The average train between Cardiff and Thatcham takes 2h 10m and the fastest train takes 1h 53m. There is an hourly train service from Cardiff to Thatcham. 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 Cardiff and Thatcham. The earliest departure is at 5:07 AM in the morning, and the last departure from Cardiff is at 9:20 PM which arrives into Thatcham at 11:24 PM. All services require a transfer, and take on average 2h 10m. The schedules shown below are for the next available departures.

2h 12m • 1 change

1h 53m • 1 change

2h 11m • 1 change

1h 55m • 1 change

2h 20m • 1 change

1h 54m • 1 change

1h 59m • 1 change

1h 59m • 1 change

2h 20m • 1 change

1h 54m • 1 change

1h 59m • 1 change

1h 59m • 1 change
Want to know about travelling from Cardiff to Thatcham? 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 Cardiff to Thatcham. However, there are services departing from Cardiff station and arriving at Thatcham station via Reading. The journey, including transfers, takes approximately 2h 10m.
Cardiff to Thatcham train services, operated by Great Western Railway (GWR), depart from Cardiff Central station.
Cardiff to Thatcham train services, operated by Great Western Railway (GWR), arrive at Reading station.
Book your Cardiff to Thatcham train tickets online with Great Western Railway (GWR).
The distance between Cardiff and Thatcham is 133.3 km. The road distance is 197 km.
Great Western Railway (GWR) operates a train from Cardiff Central to Reading hourly. Tickets cost £45–90 and the journey takes 1h 40m.