The average train between Pembrokeshire and London takes 5h 14m and the fastest train takes 4h 22m. There is a train service every few hours from Pembrokeshire to London. 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 2 hours between Pembrokeshire and London. The earliest departure is at 6:18 AM in the morning, and the last departure from Pembrokeshire is at 9:00 PM which arrives into London at 7:14 AM. All services require a transfer, and take on average 5h 14m. The schedules shown below are for the next available departures.

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Want to know about travelling from Pembrokeshire to London? 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 Pembrokeshire to London. However, there are services departing from Pembrokeshire station and arriving at London station via Cardiff Central. The journey, including transfers, takes approximately 5h 14m.
Pembrokeshire to London train services, operated by Transport for Wales, depart from Clarbeston Road station.
Pembrokeshire to London train services, operated by Transport for Wales, arrive at London Paddington station.
Book your Pembrokeshire to London train tickets online with Transport for Wales and Great Western Railway (GWR).
The distance between Pembrokeshire and London is 332.2 km. The road distance is 398 km.
You can take a train from Clarbeston Road to London Paddington via Cardiff Central in around 4h 39m.