The average bus between Keynsham and Slough takes 3h 46m and the fastest bus takes 2h 54m. There is a bus service every few hours from Keynsham 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 Keynsham and Slough. The earliest departure is at 1:44 AM at night, and the last departure from Keynsham is at 11:49 PM which arrives into Slough at 3:24 AM. All services require a transfer at Bus Station and take an average of 3h 46m. The schedules shown below are for the next available departures.


3h 41m • 2 changes

2h 56m • 2 changes

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3h 25m • 2 changes

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3h 36m • 2 changes

3h 38m • 2 changes

3h 42m • 2 changes

4h 5m • 2 changesWant to know about travelling from Keynsham 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 Keynsham to Slough. However, there are services departing from Bus Station and arriving at Heathrow Central Bus Station via Heathrow Central Bus Station. The journey, including transfers, takes approximately 3h 46m.
Keynsham to Slough bus services, operated by National Express, depart from Bus Station.
Keynsham to Slough bus services, operated by National Express, arrive at Heathrow Central Bus Station.
The distance between Keynsham and Slough is 132.2 km. The road distance is 152 km.
National Express operates a bus from Bus Station to Heathrow Central Bus Station hourly. Tickets cost £16–27 and the journey takes 1h 55m.