The average bus between London and Cathays takes 5h 4m and the fastest bus takes 4h 7m. The bus service runs several times per day from London to Cathays. 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 3 hours between London and Cathays. 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 Cathays at 9:48 AM. All services require a transfer at Cardiff North Road and take an average of 5h 4m. The schedules shown below are for the next available departures.

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4h 10m • 1 changeWant to know about travelling from London to Cathays? 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 Cathays. However, there are services departing from London station and arriving at Cathays station via Cardiff North Road. The journey, including transfers, takes approximately 5h 4m.
London to Cathays bus services, operated by FlixBus, depart from London Victoria station.
London to Cathays bus services, operated by FlixBus, arrive at Cardiff North Road station.
Book your London to Cathays bus tickets online with FlixBus, Stagecoach South Wales and 3 other operators.
The distance between London and Cathays is 212.7 km. The road distance is 243 km.
FlixBus operates a bus from London Victoria to Cardiff North Road every 3 hours. Tickets cost £17–26 and the journey takes 3h 15m.