The average bus between Heathrow and Buckinghamshire takes 2h 13m and the fastest bus takes 1h 45m. There is an hourly bus service from Heathrow to Buckinghamshire. 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 Heathrow and Buckinghamshire. The earliest departure is at 3:55 AM at night, and the last departure from Heathrow is at 10:10 PM which arrives into Buckinghamshire at 12:31 AM. All services require a transfer, and take on average 2h 13m. The schedules shown below are for the next available departures.

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1h 45m • 1 change
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1h 45m • 1 change
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2h 30m • 1 changeWant to know about travelling from Heathrow to Buckinghamshire? 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 Heathrow to Buckinghamshire. However, there are services departing from Heathrow Central Bus Station and arriving at Grove Farm station via High Wycombe BusStn station. The journey, including transfers, takes approximately 2h 13m.
Heathrow to Buckinghamshire bus services, operated by Carousel Buses, depart from Heathrow Central Bus Station.
Heathrow to Buckinghamshire bus services, operated by Redline, arrive at Grove Farm station.
The distance between Heathrow and Buckinghamshire is 37.5 km. The road distance is 46 km.
You can take a bus from Heathrow Central Bus Station to Grove Farm via High Wycombe BusStn in around 2h 15m.