The average train between South Wales and London takes 3h 30m and the fastest train takes 3h 11m. There is a train service every few hours from South Wales to London. 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 South Wales and London. The earliest departure is at 5:55 AM in the morning, and the last departure from South Wales is at 10:55 PM which arrives into London at 7:16 AM. All services require a transfer, and take on average 3h 30m. The schedules shown below are for the next available departures.
Want to know about travelling from South Wales to London? 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 South Wales to London. However, there are services departing from South Wales station and arriving at London station via Cardiff Central. The journey, including transfers, takes approximately 3h 30m.
South Wales to London train services, operated by Transport for Wales, depart from Cwmbach station.
South Wales to London train services, operated by Transport for Wales, arrive at London Paddington station.
Book your South Wales to London train tickets online with Transport for Wales and Great Western Railway (GWR).
The distance between South Wales and London is 227 km. The road distance is 267 km.
You can take a train from Cwmbach to London Paddington via Cardiff Central in around 3h 23m.
