The average bus between Marylebone and Cardiff takes 4h 18m and the fastest bus takes 3h 39m. There is a bus service every few hours from Marylebone to Cardiff. 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 Marylebone and Cardiff. The earliest departure is at 12:01 AM at night, and the last departure from Marylebone is at 11:31 PM which arrives into Cardiff at 3:10 AM. All services require a transfer at Green Line Coach Station and take an average of 4h 18m. The schedules shown below are for the next available departures.

3h 51m • 1 change

4h 2m • 1 change

4h 12m • 1 change

4h 17m • 1 change

3h 39m • 1 change

5h 8m • 1 change

4h 53m • 1 change

4h 3m • 1 change

3h 39m • 1 change

5h 18m • 1 change

3h 53m • 1 change

4h 23m • 1 change

5h 18m • 1 change

3h 53m • 1 change

4h 23m • 1 change

4h 18m • 1 change
Want to know about travelling from Marylebone to Cardiff? 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 Marylebone to Cardiff. However, there are services departing from Marylebone station and arriving at Cardiff station via Kingsway GR. The journey, including transfers, takes approximately 4h 18m.
Marylebone to Cardiff bus services, operated by Green Line, depart from London Victoria station.
Marylebone to Cardiff bus services, operated by Green Line, arrive at Kingsway GR station.
Book your Marylebone to Cardiff bus tickets online with Green Line and National Express.
The distance between Marylebone and Cardiff is 209.4 km. The road distance is 247 km.
National Express operates a bus from London Victoria to Kingsway GR hourly. Tickets cost £28–70 and the journey takes 3h 35m.