The average bus between Portsmouth and Chesham takes 4h 14m and the fastest bus takes 3h 54m. The bus service runs several times per day from Portsmouth to Chesham. 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 4 times a day between Portsmouth and Chesham. The earliest departure is at 3:20 AM at night, and the last departure from Portsmouth is at 1:50 PM which arrives into Chesham at 5:48 PM. All services require a transfer at Heathrow Central Bus Station and take an average of 4h 14m. The schedules shown below are for the next available departures.


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4h 53m • 2 changes


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3h 54m • 2 changes


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4h 39m • 2 changes


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3h 54m • 2 changes
Want to know about travelling from Portsmouth to Chesham? 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 Portsmouth to Chesham. However, there are services departing from Portsmouth station and arriving at Chesham station via Heathrow Central Bus Station station. The journey, including transfers, takes approximately 4h 14m.
Portsmouth to Chesham bus services, operated by National Express, depart from The Hard Interchange station.
Portsmouth to Chesham bus services, operated by National Express, arrive at Maxwell Road station.
The distance between Portsmouth and Chesham is 105.9 km. The road distance is 150 km.
You can take a bus from The Hard Interchange to Woodland View via Heathrow Central Bus Station and Maxwell Road in around 4h 9m.