The average bus between Portsmouth and Big Ben takes 2h 36m and the fastest bus takes 2h 13m. The bus service runs several times per day from Portsmouth to Big Ben. 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 Portsmouth and Big Ben. The earliest departure is at 7:20 AM in the morning, and the last departure from Portsmouth is at 6:45 PM which arrives into Big Ben at 9:02 PM. All services require a transfer at Armoury Way and take an average of 2h 36m. The schedules shown below are for the next available departures.

2h 52m • 1 change

2h 36m • 1 change

2h 36m • 1 change

2h 48m • 1 change

2h 28m • 1 change

2h 37m • 1 change

2h 38m • 1 change

2h 47m • 1 change

2h 30m • 1 change

2h 43m • 1 change

2h 35m • 1 change

2h 43m • 1 change

2h 52m • 1 change

2h 36m • 1 change

2h 36m • 1 change

2h 48m • 1 change
Want to know about travelling from Portsmouth to Big Ben? 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 Big Ben. However, there are services departing from Portsmouth station and arriving at Big Ben station via Armoury Way. The journey, including transfers, takes approximately 2h 36m.
Portsmouth to Big Ben bus services, operated by National Express, depart from The Hard Interchange station.
Portsmouth to Big Ben bus services, operated by National Express, arrive at Westminster Station / Parliament Square.
The distance between Portsmouth and Big Ben is 103.1 km. The road distance is 123 km.
You can take a bus from The Hard Interchange to Big Ben via Armoury Way, Wandsworth Plain, and Westminster Station / Parliament Square in around 2h 34m.