The average train between Swansea and Seaford takes 5h 17m and the fastest train takes 4h 50m. There is a train service every few hours from Swansea to Seaford. 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 Swansea and Seaford. The earliest departure is at 3:46 AM at night, and the last departure from Swansea is at 8:23 PM which arrives into Seaford at 7:20 AM. All services require a transfer at London Paddington and take an average of 5h 17m. The schedules shown below are for the next available departures.



5h 30m • 3 changes



5h 2m • 3 changes



5h 3m • 3 changes



5h 2m • 3 changes



5h 34m • 3 changes



4h 50m • 3 changes



4h 50m • 3 changes



4h 51m • 3 changes



5h 34m • 3 changes



4h 50m • 3 changes



4h 50m • 3 changes



4h 51m • 3 changes
Want to know about travelling from Swansea to Seaford? 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 Swansea to Seaford. However, there are services departing from Swansea station and arriving at Seaford station via London Paddington. The journey, including transfers, takes approximately 5h 17m.
Swansea to Seaford train services, operated by Great Western Railway (GWR), depart from Swansea station.
Swansea to Seaford train services, operated by Great Western Railway (GWR), arrive at Lewes station.
Book your Swansea to Seaford train tickets online with Great Western Railway (GWR), London Underground (Tube) and Southern.
The distance between Swansea and Seaford is 297.3 km. The road distance is 407 km.
You can take a train from Swansea to Seaford via London Paddington, Paddington station, Victoria station, London Victoria, and Lewes in around 5h 12m.