The average train between Big Ben and Slough takes 43 min and the fastest train takes 38 min. The train runs at least 3 times per hour from Big Ben 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 Big Ben and Slough. The earliest departure is at 6:02 AM in the morning, and the last departure from Big Ben is at 5:37 PM which arrives into Slough at 6:19 PM. All services require a transfer at Westminster station and take an average of 43 min. The schedules shown below are for the next available departures.

45 min • 1 change

43 min • 1 change

45 min • 1 change

43 min • 1 change
Want to know about travelling from Big Ben 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 Big Ben to Slough. However, there are services departing from Big Ben station and arriving at Slough station via Slough. The journey, including transfers, takes approximately 43 min.
Big Ben to Slough train services, operated by London Underground (Tube), depart from Bond Street Station.
Big Ben to Slough train services, operated by London Underground (Tube), arrive at Slough station.
The distance between Big Ben and Slough is 32.6 km. The road distance is 35 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.