The average train between Swansea and ExCeL London takes 3h 22m and the fastest train takes 3h 10m. There is a train service every few hours from Swansea to ExCeL London. 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 ExCeL London. The earliest departure is at 3:46 AM at night, and the last departure from Swansea is at 8:23 PM which arrives into ExCeL London at 11:48 PM. All services require a transfer at London Paddington and take an average of 3h 22m. The schedules shown below are for the next available departures.

3h 18m • 1 change

3h 18m • 1 change

3h 14m • 1 change

3h 19m • 1 change

3h 56m • 1 change

3h 10m • 1 change

3h 15m • 1 change

3h 22m • 1 change

3h 56m • 1 change

3h 10m • 1 change

3h 15m • 1 change

3h 22m • 1 change
Want to know about travelling from Swansea to ExCeL London? 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 ExCeL London. However, there are services departing from Swansea station and arriving at ExCeL London station via London Paddington. The journey, including transfers, takes approximately 3h 22m.
Swansea to ExCeL London train services, operated by Great Western Railway (GWR), depart from Swansea station.
Swansea to ExCeL London train services, operated by Great Western Railway (GWR), arrive at London Paddington station.
Book your Swansea to ExCeL London train tickets online with Great Western Railway (GWR) and Elizabeth Line (TfL).
The distance between Swansea and ExCeL London is 274.3 km. The road distance is 322 km.
Great Western Railway (GWR) operates a train from Swansea to London Paddington hourly. Tickets cost £85–170 and the journey takes 2h 52m.