The average train between Swansea and Leytonstone takes 3h 26m and the fastest train takes 3h 18m. There is a train service every few hours from Swansea to Leytonstone. 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 Leytonstone. The earliest departure is at 3:46 AM at night, and the last departure from Swansea is at 8:23 PM which arrives into Leytonstone at 11:46 PM. All services require a transfer at London Paddington and take an average of 3h 26m. The schedules shown below are for the next available departures.

4h 4m • 1 change

3h 21m • 1 change

3h 23m • 1 change

3h 29m • 1 change

3h 52m • 1 change

3h 21m • 1 change

3h 26m • 1 change

3h 25m • 1 change

3h 34m • 1 change

3h 27m • 1 change

3h 21m • 1 change

3h 22m • 1 change
Want to know about travelling from Swansea to Leytonstone? 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 Leytonstone. However, there are services departing from Swansea station and arriving at Leytonstone station via London Paddington. The journey, including transfers, takes approximately 3h 26m.
Swansea to Leytonstone train services, operated by Great Western Railway (GWR), depart from Swansea station.
Swansea to Leytonstone train services, operated by Great Western Railway (GWR), arrive at London Paddington station.
The distance between Swansea and Leytonstone is 272.9 km. The road distance is 323 km.
Great Western Railway (GWR) operates a train from Swansea to London Paddington hourly. Tickets cost £85–170 and the journey takes 2h 52m.