The average bus between London and Porton Down takes 5h 52m and the fastest bus takes 3h 48m. The bus service runs several times per day from London 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 4 times a day between London and Porton Down. The earliest departure is at 8:00 AM in the morning, and the last departure from London is at 11:00 PM which arrives into Porton Down at 10:03 AM. All services require a transfer at Meeting House Lane and take an average of 5h 52m. The schedules shown below are for the next available departures.


3h 48m • 2 changes

4h 3m • 2 changes

5h 3m • 2 changes

5h 2m • 2 changes

4h 18m • 2 changes

3h 55m • 2 changes

4h 33m • 2 changes

4h 53m • 2 changes

3h 48m • 2 changes

5h 33m • 2 changes

4h 11m • 2 changes

5h 2m • 2 changes

3h 48m • 2 changes

5h 33m • 2 changes

4h 11m • 2 changes

5h 2m • 2 changes

3h 48m • 2 changes

5h 33m • 2 changes

4h 11m • 2 changes

5h 2m • 2 changesWant to know about travelling from London 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 London to Porton Down. However, there are services departing from London station and arriving at Porton Down station via Meeting House Lane. The journey, including transfers, takes approximately 5h 52m.
London to Porton Down bus services, operated by National Express, depart from London Victoria station.
London to Porton Down bus services, operated by National Express, arrive at Meeting House Lane station.
The distance between London and Porton Down is 117.4 km. The road distance is 196 km.
National Express operates a bus from London Victoria to Meeting House Lane hourly. Tickets cost £18–45 and the journey takes 2h 45m.