The average train between Swansea and Chiswick takes 3h 29m and the fastest train takes 3h 14m. There is a train service every few hours from Swansea to Chiswick. 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 Chiswick. The earliest departure is at 3:46 AM at night, and the last departure from Swansea is at 8:23 PM which arrives into Chiswick at 11:40 PM. All services require a transfer at London Paddington and take an average of 3h 29m. The schedules shown below are for the next available departures.


3h 32m • 2 changes


3h 36m • 2 changes


3h 27m • 2 changes


3h 28m • 2 changes


4h 9m • 2 changes


3h 14m • 2 changes


3h 25m • 2 changes


3h 27m • 2 changes


4h 9m • 2 changes


3h 14m • 2 changes


3h 25m • 2 changes


3h 27m • 2 changes
Want to know about travelling from Swansea to Chiswick? 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 Chiswick. However, there are services departing from Swansea station and arriving at Chiswick station via London Paddington. The journey, including transfers, takes approximately 3h 29m.
Swansea to Chiswick train services, operated by Great Western Railway (GWR), depart from Swansea station.
Swansea to Chiswick train services, operated by Great Western Railway (GWR), arrive at London Paddington station.
Book your Swansea to Chiswick train tickets online with Great Western Railway (GWR), Elizabeth Line (TfL) and London Underground (Tube).
The distance between Swansea and Chiswick is 255.1 km. The road distance is 319 km.
Great Western Railway (GWR) operates a train from Swansea to London Paddington hourly. Tickets cost £85–170 and the journey takes 2h 52m.