The average train between St Pancras International Station and Swansea Station takes 3h 16m and the fastest train takes 2h 55m. There is a train service every few hours from St Pancras International Station to Swansea Station. 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 St Pancras International Station and Swansea Station. The earliest departure is at 12:46 AM at night, and the last departure from St Pancras International Station is at 10:35 PM which arrives into Swansea Station at 2:11 AM. All services require a transfer at Paddington and take an average of 3h 16m. The schedules shown below are for the next available departures.

3h 4m • 1 change

3h 4m • 1 change

3h • 1 change

3h 10m • 1 change

8h 16m • 1 change

3h 1m • 1 change

3h • 1 change

2h 58m • 1 change

8h 16m • 1 change

3h 1m • 1 change

3h • 1 change

2h 58m • 1 change
Want to know about travelling from St Pancras International Station to Swansea Station? 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 St Pancras International Station to Swansea Station. However, there are services departing from St Pancras International Station station and arriving at Swansea Station station via Swansea. The journey, including transfers, takes approximately 3h 16m.
St Pancras International Station to Swansea Station train services, operated by London Underground (Tube), depart from London Paddington station.
St Pancras International Station to Swansea Station train services, operated by London Underground (Tube), arrive at Swansea station.
Book your St Pancras International Station to Swansea Station train tickets online with London Underground (Tube) and Great Western Railway (GWR).
The distance between St Pancras International Station and Swansea Station is 264.2 km. The road distance is 311 km.
Great Western Railway (GWR) operates a train from London Paddington to Swansea hourly. Tickets cost £85–160 and the journey takes 2h 52m.