The average train between London and Abercynon takes 4h 19m and the fastest train takes 2h 37m. The train service runs several times per day from London to Abercynon. 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 4 times a day between London and Abercynon. The earliest departure is at 8:33 AM in the morning, and the last departure from London is at 10:49 PM which arrives into Abercynon at 6:10 AM. All services require a transfer, and take on average 4h 19m. The schedules shown below are for the next available departures.

2h 50m • 1 change

2h 48m • 1 change

2h 38m • 1 change

2h 37m • 1 change
Want to know about travelling from London to Abercynon? 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 London to Abercynon. However, there are services departing from London station and arriving at Abercynon station via Cardiff Central. The journey, including transfers, takes approximately 4h 19m.
London to Abercynon train services, operated by Great Western Railway (GWR), depart from London Paddington station.
London to Abercynon train services, operated by Great Western Railway (GWR), arrive at Abercynon station.
Book your London to Abercynon train tickets online with Great Western Railway (GWR) and Transport for Wales.
The distance between London and Abercynon is 221.7 km. The road distance is 257 km.
You can take a train from London Paddington to Abercynon via Cardiff Central in around 2h 50m.