The average train between Bonn and Cardiff takes 9h 10m and the fastest train takes 7h 27m. The train service runs several times per day from Bonn 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 every 3 hours between Bonn and Cardiff. The earliest departure is at 5:33 AM in the morning, and the last departure from Bonn is at 8:44 PM which arrives into Cardiff at 12:33 PM. All services require a transfer at Köln Hbf and take an average of 9h 10m. The schedules shown below are for the next available departures.




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7h 6m • 4 changes




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Want to know about travelling from Bonn 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 Bonn to Cardiff. However, there are services departing from Bonn station and arriving at Cardiff station via Bruxelles Midi. The journey, including transfers, takes approximately 9h 10m.
Bonn to Cardiff train services, operated by Trans Regio Deutsche Regionalbahn GmbH (MittelrheinBahn), depart from Köln Hbf station.
Bonn to Cardiff train services, operated by Trans Regio Deutsche Regionalbahn GmbH (MittelrheinBahn), arrive at Cardiff Central station.
Book your Bonn to Cardiff train tickets online with Trans Regio Deutsche Regionalbahn GmbH (MittelrheinBahn), Deutsche Bahn Intercity (DB IC) and 3 other operators.
The distance between Bonn and Cardiff is 721.6 km. The road distance is 858 km.
You can take a train from Bonn Hbf to Cardiff Central via Köln Hbf, Bruxelles Midi, Brussel-Zuid / Bruxelles-Midi, London St Pancras Intl, King's Cross St. Pancras station, Paddington, and London Paddington in around 8h 40m.