The average train between Southampton and Haverfordwest takes 6h 55m and the fastest train takes 5h 22m. The train service runs several times per day from Southampton to Haverfordwest. 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 5 times a day between Southampton and Haverfordwest. The earliest departure is at 6:47 AM in the morning, and the last departure from Southampton is at 9:12 PM which arrives into Haverfordwest at 12:35 PM. All services require a transfer, and take on average 6h 55m. The schedules shown below are for the next available departures.

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6h 3m • 1 changeWant to know about travelling from Southampton to Haverfordwest? 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 Southampton to Haverfordwest. However, there are services departing from Southampton Central station and arriving at Haverfordwest station via Cardiff Central station. The journey, including transfers, takes approximately 6h 55m.
Southampton to Haverfordwest train services, operated by Great Western Railway (GWR), depart from Southampton Central station.
Southampton to Haverfordwest train services, operated by Transport for Wales, arrive at Haverfordwest station.
Book your Southampton to Haverfordwest train tickets online with Omio.
The distance between Southampton and Haverfordwest is 266.7 km. The road distance is 331 km.
You can take a train from Southampton Central to Haverfordwest via Cardiff Central in around 6h 9m.