The average train between Cardiff and Clapham takes 2h 40m and the fastest train takes 2h 25m. There is an hourly train service from Cardiff to Clapham. 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 Clapham. 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 Clapham at 6:13 AM. All services require a transfer at London Paddington and take an average of 2h 40m. The schedules shown below are for the next available departures.


2h 26m • 2 changes


2h 32m • 2 changes


2h 34m • 2 changes
Arrives next day


8h 53m • 2 changes


2h 48m • 2 changes


2h 28m • 2 changes


2h 30m • 2 changes


2h 38m • 2 changes


2h 48m • 2 changes


2h 28m • 2 changes


2h 30m • 2 changes


2h 38m • 2 changes
Want to know about travelling from Cardiff to Clapham? 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 Clapham. However, there are services departing from Cardiff station and arriving at Clapham station via London Paddington. The journey, including transfers, takes approximately 2h 40m.
Cardiff to Clapham train services, operated by Great Western Railway (GWR), depart from Cardiff Central station.
Cardiff to Clapham train services, operated by Great Western Railway (GWR), arrive at London Paddington station.
The distance between Cardiff and Clapham is 210.6 km. The road distance is 247 km.
Great Western Railway (GWR) operates a train from Cardiff Central to London Paddington hourly. Tickets cost £65–130 and the journey takes 2h 19m.