The average train between Slough and Southwark takes 48 min and the fastest train takes 42 min. The train runs at least 2 times per hour from Slough 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 30 minutes between Slough and Southwark. The earliest departure is at 7:36 AM in the morning, and the last departure from Slough is at 9:22 PM which arrives into Southwark at 10:11 PM. All services require a transfer at Bond Street Station and take an average of 48 min. The schedules shown below are for the next available departures.

48 min • 1 change

43 min • 1 change

51 min • 1 change

46 min • 1 change
Want to know about travelling from Slough 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 Slough to Southwark. However, there are services departing from Slough station and arriving at Southwark station via Bond Street Station station. The journey, including transfers, takes approximately 48 min.
Slough to Southwark train services, operated by Elizabeth Line (TfL), depart from Slough station.
Slough to Southwark train services, operated by Elizabeth Line (TfL), arrive at Bond Street Station.
Book your Slough to Southwark train tickets online with Elizabeth Line (TfL) and London Underground (Tube).
The distance between Slough and Southwark is 34.1 km. The road distance is 36 km.
Elizabeth Line (TfL) operates a train from Slough to Bond Street Station every 30 minutes. Tickets cost £14–28 and the journey takes 38 min.