The average bus between Bristol and Slough takes 2h 43m and the fastest bus takes 2h 34m. There is a bus service every few hours from Bristol 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.
Buses run hourly between Bristol and Slough. The earliest departure is at 12:50 AM at night, and the last departure from Bristol is at 6:20 PM which arrives into Slough at 8:54 PM. All services require a transfer at London Heathrow Airport and take an average of 2h 43m. The schedules shown below are for the next available departures.

2h 43m • 1 change

2h 42m • 1 change

2h 54m • 1 change

2h 46m • 1 change

2h 35m • 1 change

2h 43m • 1 change

2h 51m • 1 change

2h 53m • 1 change

2h 35m • 1 change

2h 43m • 1 change

2h 51m • 1 change

2h 53m • 1 change

2h 35m • 1 change

2h 43m • 1 change

2h 51m • 1 change

2h 53m • 1 change
Want to know about travelling from Bristol 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 bus from Bristol to Slough. However, there are services departing from Bristol station and arriving at Slough station via London Heathrow Airport. The journey, including transfers, takes approximately 2h 43m.
Bristol to Slough bus services, operated by FlixBus, depart from Bristol Bus Station.
Bristol to Slough bus services, operated by FlixBus, arrive at London Heathrow Airport station.
Book your Bristol to Slough bus tickets online with FlixBus and First Berkshire & The Thames Valley.
The distance between Bristol and Slough is 138.7 km. The road distance is 179 km.
FlixBus operates a bus from Bristol Bus Station to London Heathrow Airport hourly. Tickets cost £10–17 and the journey takes 2h.