The average train between Harold Wood and Swansea takes 3h 52m and the fastest train takes 3h 32m. There is a train service every few hours from Harold Wood to Swansea. 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 hourly between Harold Wood and Swansea. The earliest departure is at 5:56 AM in the morning, and the last departure from Harold Wood is at 11:49 PM which arrives into Swansea at 9:02 AM. All services require a transfer, and take on average 3h 52m. The schedules shown below are for the next available departures.

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3h 38m • 1 changeWant to know about travelling from Harold Wood to Swansea? 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 Harold Wood to Swansea. However, there are services departing from Harold Wood station and arriving at Swansea station via London Paddington station. The journey, including transfers, takes approximately 3h 52m.
Harold Wood to Swansea train services, operated by Elizabeth Line (TfL), depart from Harold Wood station.
Harold Wood to Swansea train services, operated by Great Western Railway (GWR), arrive at Swansea station.
Book your Harold Wood to Swansea train tickets online with Omio.
The distance between Harold Wood and Swansea is 288.2 km. The road distance is 332 km.
You can take a train from Harold Wood to Swansea via London Paddington in around 4h 11m.