The average train between Slough and Topsham takes 3h 14m and the fastest train takes 2h 37m. There is a train service every few hours from Slough to Topsham. 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 Slough and Topsham. The earliest departure is at 5:47 AM in the morning, and the last departure from Slough is at 11:58 PM which arrives into Topsham at 5:36 AM. All services require a transfer at Reading and take an average of 3h 14m. The schedules shown below are for the next available departures.


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2h 37m • 2 changes

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3h 19m • 2 changes

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2h 59m • 2 changesWant to know about travelling from Slough to Topsham? 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 Topsham. However, there are services departing from Reading station and arriving at Exeter St Davids station via Exeter St Davids station. The journey, including transfers, takes approximately 3h 14m.
Slough to Topsham train services, operated by Great Western Railway (GWR), depart from Reading station.
Slough to Topsham train services, operated by Great Western Railway (GWR), arrive at Exeter St Davids station.
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The distance between Slough and Topsham is 220.4 km. The road distance is 244 km.
Great Western Railway (GWR) operates a train from Reading to Exeter St Davids hourly. Tickets cost £55–110 and the journey takes 1h 43m.