The average bus between Bath and Porton Down takes 5h 2m and the fastest bus takes 3h 7m. The bus service runs several times per day from Bath to Porton Down. 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 5 times a day between Bath and Porton Down. The earliest departure is at 7:48 AM in the morning, and the last departure from Bath is at 11:18 PM which arrives into Porton Down at 10:03 AM. All services require a transfer at Market Place Bus Island and take an average of 5h 2m. The schedules shown below are for the next available departures.


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3h 45m • 2 changesWant to know about travelling from Bath to Porton Down? 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 Bath to Porton Down. However, there are services departing from Bath station and arriving at Porton Down station via Market Place Bus Island. The journey, including transfers, takes approximately 5h 2m.
Bath to Porton Down bus services, operated by Faresaver, depart from Guildhall station.
Bath to Porton Down bus services, operated by Faresaver, arrive at Tesco station.
The distance between Bath and Porton Down is 54.6 km. The road distance is 91 km.
You can take a bus from Guildhall to Firs Road Top via Market Place Bus Island, Tesco, and Endless Street in around 4h 20m.