The average bus between Cardiff and St Paul's Cathedral takes 4h 26m and the fastest bus takes 3h 55m. There is a bus service every few hours from Cardiff to St Paul's Cathedral. 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 hourly between Cardiff and St Paul's Cathedral. The earliest departure is at 3:20 AM at night, and the last departure from Cardiff is at 7:53 PM which arrives into St Paul's Cathedral at 1:19 AM. All services require a transfer at London Hammersmith Bridge Road and take an average of 4h 26m. The schedules shown below are for the next available departures.

4h 5m • 1 change

4h 35m • 1 change

4h 40m • 1 change

4h 27m • 1 change

4h 5m • 1 change

4h 30m • 1 change

4h 35m • 1 change

4h 55m • 1 change

3h 59m • 1 change

3h 55m • 1 change

3h 55m • 1 change

4h 10m • 1 change
Want to know about travelling from Cardiff to St Paul's Cathedral? 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 Cardiff to St Paul's Cathedral. However, there are services departing from Cardiff station and arriving at St Paul's Cathedral station via London Hammersmith Bridge Road. The journey, including transfers, takes approximately 4h 26m.
Cardiff to St Paul's Cathedral bus services, operated by National Express, depart from Cardiff North Road station.
Cardiff to St Paul's Cathedral bus services, operated by National Express, arrive at London Hammersmith Bridge Road station.
The distance between Cardiff and St Paul's Cathedral is 213.3 km. The road distance is 243 km.
FlixBus operates a bus from Cardiff North Road to London Hammersmith Bridge Road every 2 hours. Tickets cost £17–28 and the journey takes 3h 20m.