The average train between London and Milford Haven takes 5h 44m and the fastest train takes 4h 41m. The train service runs several times per day from London to Milford Haven. 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 4 hours between London and Milford Haven. The earliest departure is at 6:48 AM in the morning, and the last departure from London is at 10:49 PM which arrives into Milford Haven at 8:42 AM. All services require a transfer, and take on average 5h 44m. The schedules shown below are for the next available departures.

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5h 8m • 1 changeWant to know about travelling from London to Milford Haven? 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 London to Milford Haven. However, there are services departing from London Paddington station and arriving at Milford Haven station via Swansea station. The journey, including transfers, takes approximately 5h 44m.
London to Milford Haven train services, operated by Great Western Railway (GWR), depart from London Paddington station.
London to Milford Haven train services, operated by Transport for Wales, arrive at Milford Haven station.
Book your London to Milford Haven train tickets online with Omio.
The distance between London and Milford Haven is 339.2 km. The road distance is 398 km.
You can take a train from London Paddington to Milford Haven via Swansea in around 5h 41m.