The average bus between Milton Keynes and Slough takes 3h 24m and the fastest bus takes 2h 36m. The bus service runs several times per day from Milton Keynes 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 every 4 hours between Milton Keynes and Slough. The earliest departure is at 6:50 AM in the morning, and the last departure from Milton Keynes is at 9:30 PM which arrives into Slough at 4:24 AM. All services require a transfer at London Heathrow Airport Terminal 5 and take an average of 3h 24m. The schedules shown below are for the next available departures.

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Want to know about travelling from Milton Keynes 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 Milton Keynes to Slough. However, there are services departing from Milton Keynes station and arriving at Slough station via London Heathrow Airport Terminal 5. The journey, including transfers, takes approximately 3h 24m.
Milton Keynes to Slough bus services, operated by FlixBus, depart from Milton Keynes station.
Milton Keynes to Slough bus services, operated by FlixBus, arrive at London Heathrow Airport Terminal 5 station.
Book your Milton Keynes to Slough bus tickets online with FlixBus and Thames Valley Buses.
The distance between Milton Keynes and Slough is 60.2 km. The road distance is 109 km.
FlixBus operates a bus from Milton Keynes to London Heathrow Airport Terminal 5 every 4 hours. Tickets cost £6–11 and the journey takes 2h 5m.