The train between Cardiff and Watford Junction takes 2h 53m. The train runs, on average, once a week from Cardiff to Watford Junction. 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 on demand between Cardiff and Watford Junction. Service times information will be available soon. All services run direct with no transfers required, and take on average 2h 53m.
Want to know about travelling from Cardiff to Watford Junction? 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 Cardiff to Watford Junction. However, there are services departing from Cardiff Central station and arriving at Watford Junction station via London Paddington station. The journey, including transfers, takes approximately 2h 53m.
Cardiff to Watford Junction train services, operated by Great Western Railway (GWR), depart from Cardiff Central station.
Cardiff to Watford Junction train services, operated by London Overground, arrive at Watford Junction station.
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The distance between Cardiff and Watford Junction is 193.5 km. The road distance is 233 km.
You can take a train from Cardiff Central to Watford Junction via London Paddington, Paddington station, Queen's Park station, and Queens Park (London) in around 2h 53m.