The average bus between Helston and Portsmouth takes 12h 55m and the fastest bus takes 10h 30m. The bus service runs several times per day from Helston 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 Helston and Portsmouth. The earliest departure is at 5:10 AM in the morning, and the last departure from Helston is at 8:25 PM which arrives into Portsmouth at 10:40 AM. All services require a transfer, and take on average 12h 55m. The schedules shown below are for the next available departures.

13h 20m • 1 change

12h 35m • 1 change
Arrives next day

14h 25m • 1 change

13h 20m • 1 change

12h 35m • 1 change
Arrives next day

14h 25m • 1 change

13h 20m • 1 change

12h 35m • 1 change
Arrives next day

14h 25m • 1 change

11h 40m • 1 change

13h • 1 change
Arrives next day

14h 15m • 1 change
Want to know about travelling from Helston 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 Helston to Portsmouth. However, there are services departing from Helston station and arriving at Portsmouth station via Heathrow Central Bus Station station. The journey, including transfers, takes approximately 12h 55m.
Helston to Portsmouth bus services, operated by National Express, depart from Seven Stars station.
Helston to Portsmouth bus services, operated by National Express, arrive at St Georges Square station.
Book your Helston to Portsmouth bus tickets online with National Express.
The distance between Helston and Portsmouth is 306 km. The road distance is 581 km.
You can take a bus from Seven Stars to St Georges Square via Heathrow Central Bus Station in around 10h 59m.