The average bus between Portsmouth and Southwark takes 3h 17m and the fastest bus takes 2h 40m. There is a bus service every few hours from Portsmouth to Southwark. 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 Portsmouth and Southwark. The earliest departure is at 3:20 AM at night, and the last departure from Portsmouth is at 8:10 PM which arrives into Southwark at 11:33 PM. All services require a transfer at London Victoria Coach Station Arrivals and take an average of 3h 17m. The schedules shown below are for the next available departures.

2h 59m • 1 change

3h 50m • 1 change

3h 10m • 1 change

3h 45m • 1 change

2h 59m • 1 change

3h 50m • 1 change

3h 10m • 1 change

3h 40m • 1 change

2h 59m • 1 change

3h 15m • 1 change

2h 50m • 1 change

3h 30m • 1 change

2h 59m • 1 change

3h 15m • 1 change

2h 50m • 1 change

3h 30m • 1 change
Want to know about travelling from Portsmouth to Southwark? 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 Southwark. However, there are services departing from Portsmouth station and arriving at Southwark station via London Victoria Coach Station Arrivals station. The journey, including transfers, takes approximately 3h 17m.
Portsmouth to Southwark bus services, operated by National Express, depart from The Hard Interchange station.
Portsmouth to Southwark bus services, operated by National Express, arrive at London Victoria Coach Station Arrivals.
The distance between Portsmouth and Southwark is 104.3 km. The road distance is 136 km.
National Express operates a bus from The Hard Interchange to London Victoria Coach Station Arrivals every 2 hours. Tickets cost £15–40 and the journey takes 3h.