The average train between Castle Cary and Didcot takes 1h 47m and the fastest train takes 1h 25m. There is a train service every few hours from Castle Cary to Didcot. 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 2 hours between Castle Cary and Didcot. The earliest departure is at 6:41 AM in the morning, and the last departure from Castle Cary is at 8:43 PM which arrives into Didcot at 10:40 PM. All services require a transfer, and take on average 1h 47m. The schedules shown below are for the next available departures.

1h 39m • 1 change

1h 38m • 1 change

1h 44m • 1 change

1h 35m • 1 change

1h 56m • 1 change

2h 10m • 1 change

1h 52m • 1 change

1h 35m • 1 change

1h 56m • 1 change

2h 10m • 1 change

1h 52m • 1 change

1h 35m • 1 change

1h 56m • 1 change

2h 10m • 1 change

1h 52m • 1 change

1h 35m • 1 change

1h 56m • 1 change

2h 10m • 1 change

1h 52m • 1 change

1h 35m • 1 change
Want to know about travelling from Castle Cary to Didcot? 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 Castle Cary to Didcot. However, there are services departing from Castle Cary station and arriving at Didcot station via Reading. The journey, including transfers, takes approximately 1h 47m.
Castle Cary to Didcot train services, operated by Great Western Railway (GWR), depart from Castle Cary station.
Castle Cary to Didcot train services, operated by Great Western Railway (GWR), arrive at Reading station.
Book your Castle Cary to Didcot train tickets online with Great Western Railway (GWR).
The distance between Castle Cary and Didcot is 105.6 km. The road distance is 154 km.
Great Western Railway (GWR) operates a train from Castle Cary to Reading every 3 hours. Tickets cost £35–70 and the journey takes 1h 16m.