The average bus between London and Cwmbran takes 4h 43m and the fastest bus takes 3h 32m. The bus service runs several times per day from London to Cwmbran. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run every 4 hours between London and Cwmbran. The earliest departure is at 7:30 AM in the morning, and the last departure from London is at 11:30 PM which arrives into Cwmbran at 8:59 AM. All services require a transfer at Newport Train Station and take an average of 4h 43m. The schedules shown below are for the next available departures.

4h 31m • 1 change

4h 26m • 1 change

4h 1m • 1 change

4h 20m • 1 change

4h 31m • 1 change

4h 26m • 1 change

4h 1m • 1 change

4h 20m • 1 change

4h 31m • 1 change

4h 26m • 1 change

4h 1m • 1 change

4h 20m • 1 change

4h 31m • 1 change

4h 26m • 1 change

4h 1m • 1 change

4h 20m • 1 change

4h 31m • 1 change

3h 56m • 1 change

3h 56m • 1 change

4h 20m • 1 change

4h 29m • 1 change

3h 32m • 1 change

3h 32m • 1 change

4h 20m • 1 change
Want to know about travelling from London to Cwmbran? 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 bus from London to Cwmbran. However, there are services departing from London station and arriving at Cwmbran station via Newport Train Station station. The journey, including transfers, takes approximately 4h 43m.
London to Cwmbran bus services, operated by FlixBus, depart from London Victoria station.
London to Cwmbran bus services, operated by FlixBus, arrive at Newport Train Station.
Book your London to Cwmbran bus tickets online with FlixBus, Stagecoach South Wales and Newport Bus.
The distance between London and Cwmbran is 200.7 km. The road distance is 229 km.
FlixBus operates a bus from London Victoria to Newport Train Station every 3 hours. Tickets cost £15–26 and the journey takes 2h 45m.