The average bus between Penzance and Portsmouth takes 12h 59m and the fastest bus takes 11h. The bus service runs several times per day from Penzance to Portsmouth. 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 3 times a day between Penzance and Portsmouth. The earliest departure is at 4:45 AM at night, and the last departure from Penzance is at 9:25 PM which arrives into Portsmouth at 10:45 AM. All services require a transfer, and take on average 12h 59m. The schedules shown below are for the next available departures.

13h 50m • 1 change
13h 5m • 1 changeArrives next day

13h 30m • 1 change
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13h 5m • 1 changeArrives next day

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13h 5m • 1 changeArrives next day

13h 30m • 1 change
12h 10m • 1 change
13h 30m • 1 changeArrives next day

13h 20m • 1 changeWant to know about travelling from Penzance to Portsmouth? 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 Penzance to Portsmouth. However, there are services departing from Penzance station and arriving at Portsmouth station via Heathrow Central Bus Station station. The journey, including transfers, takes approximately 12h 59m.
Penzance to Portsmouth bus services, operated by National Express, depart from Bus Station.
Penzance to Portsmouth bus services, operated by National Express, arrive at University of Portsmouth station.
Book your Penzance to Portsmouth bus tickets online with National Express.
The distance between Penzance and Portsmouth is 323.6 km. The road distance is 576 km.
You can take a bus from Bus Station to University of Portsmouth via Heathrow Central Bus Station in around 10h 54m.