The average train between London and Harlech Castle takes 7h 29m and the fastest train takes 5h 38m. The train service runs several times per day from London to Harlech Castle. 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 Harlech Castle. The earliest departure is at 6:16 AM in the morning, and the last departure from London is at 11:30 PM which arrives into Harlech Castle at 10:25 AM. All services require a transfer at Birmingham New Street and take an average of 7h 29m. The schedules shown below are for the next available departures.


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5h 44m • 2 changesWant to know about travelling from London to Harlech Castle? 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 Harlech Castle. However, there are services departing from London Euston station and arriving at Harlech station via Birmingham New Street station and Machynlleth station. The journey, including transfers, takes approximately 7h 29m.
London to Harlech Castle train services, operated by Avanti West Coast, depart from London Euston station.
London to Harlech Castle train services, operated by Transport for Wales, arrive at Harlech station.
Book your London to Harlech Castle train tickets online with Omio.
The distance between London and Harlech Castle is 310.3 km. The road distance is 377 km.
You can take a train from London Euston to Harlech Castle via Birmingham New Street, Machynlleth, and Harlech in around 7h 17m.