The average train between Marylebone and Cardiff takes 2h 9m and the fastest train takes 1h 52m. There is an hourly train service 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.
Trains run hourly between Marylebone and Cardiff. The earliest departure is at 12:37 AM at night, and the last departure from Marylebone is at 10:39 PM which arrives into Cardiff at 1:08 AM. All services require a transfer at Paddington station and take an average of 2h 9m. The schedules shown below are for the next available departures.

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2h 1m • 1 changeWant 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 train from Marylebone to Cardiff. However, there are services departing from London Paddington station and arriving at Cardiff Central station via Cardiff Central station. The journey, including transfers, takes approximately 2h 9m.
Marylebone to Cardiff train services, operated by Great Western Railway (GWR), depart from London Paddington station.
Marylebone to Cardiff train services, operated by Great Western Railway (GWR), arrive at Cardiff Central station.
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The distance between Marylebone and Cardiff is 209.4 km. The road distance is 239 km.
Great Western Railway (GWR) operates a train from London Paddington to Cardiff Central hourly. Tickets cost £60–110 and the journey takes 1h 54m.