The average train between Southwark and Slough takes 46 min and the fastest train takes 41 min. The train runs at least 3 times per hour from Southwark to Slough. 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 Southwark and Slough. The earliest departure is at 5:59 AM in the morning, and the last departure from Southwark is at 9:56 PM which arrives into Slough at 10:41 PM. All services require a transfer at Bond Street station and take an average of 46 min. The schedules shown below are for the next available departures.

48 min • 1 change

46 min • 1 change

48 min • 1 change

46 min • 1 change
Want to know about travelling from Southwark to Slough? 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 Southwark to Slough. However, there are services departing from Southwark station and arriving at Slough station via Slough. The journey, including transfers, takes approximately 46 min.
Southwark to Slough train services, operated by London Underground (Tube), depart from Bond Street Station.
Southwark to Slough train services, operated by London Underground (Tube), arrive at Slough station.
Book your Southwark to Slough train tickets online with London Underground (Tube) and Elizabeth Line (TfL).
The distance between Southwark and Slough is 34.1 km. The road distance is 36 km.
Elizabeth Line (TfL) operates a train from Bond Street Station to Slough every 20 minutes. Tickets cost £14–28 and the journey takes 34 min.