The average train between Bletchley and Cardiff takes 4h 16m and the fastest train takes 3h 31m. There is a train service every few hours from Bletchley 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 Bletchley and Cardiff. The earliest departure is at 6:33 AM in the morning, and the last departure from Bletchley is at 10:30 PM which arrives into Cardiff at 7:25 AM. All services require a transfer at London Euston and take an average of 4h 16m. The schedules shown below are for the next available departures.

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3h 31m • 1 change
4h 2m • 1 change
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3h 42m • 1 changeWant to know about travelling from Bletchley 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 Bletchley to Cardiff. However, there are services departing from Bletchley station and arriving at Cardiff Central station via London Euston station. The journey, including transfers, takes approximately 4h 16m.
Bletchley to Cardiff train services, operated by West Midlands Trains, depart from Bletchley station.
Bletchley to Cardiff train services, operated by Great Western Railway (GWR), arrive at Cardiff Central station.
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The distance between Bletchley and Cardiff is 177.8 km. The road distance is 209 km.
You can take a train from Bletchley to Cardiff Central via London Euston, Euston Station, Bishops Bridge Road / Little Venice, and London Paddington in around 3h 45m.