The average train between Swindon and Southwark takes 1h 18m and the fastest train takes 1h 9m. The train runs at least 3 times per hour from Swindon to Southwark. 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 every 20 minutes between Swindon and Southwark. The earliest departure is at 3:11 AM at night, and the last departure from Swindon is at 10:42 PM which arrives into Southwark at 12:23 AM. All services require a transfer at London Paddington and take an average of 1h 18m. The schedules shown below are for the next available departures.

2h 51m • 1 change

1h 20m • 1 change

1h 15m • 1 change

1h 19m • 1 change
Want to know about travelling from Swindon to Southwark? 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 Swindon to Southwark. However, there are services departing from Swindon station and arriving at Southwark station via London Paddington. The journey, including transfers, takes approximately 1h 18m.
Swindon to Southwark train services, operated by Great Western Railway (GWR), depart from Swindon station.
Swindon to Southwark train services, operated by Great Western Railway (GWR), arrive at Lambeth North station.
The distance between Swindon and Southwark is 116.2 km. The road distance is 130 km.
There is no direct connection from Swindon to Southwark. However, you can take the train to London Paddington, walk to Paddington station, then take the subway to Lambeth North.