The average bus between Portsmouth and St Mellion takes 9h 57m and the fastest bus takes 7h 40m. The bus service runs several times per day from Portsmouth to St Mellion. 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 Portsmouth and St Mellion. The earliest departure is at 5:35 AM in the morning, and the last departure from Portsmouth is at 8:10 PM which arrives into St Mellion at 5:36 AM. All services require a transfer at Heathrow Central Bus Station and take an average of 9h 57m. The schedules shown below are for the next available departures.


10h 14m • 2 changes

9h 44m • 2 changes

11h 5m • 2 changes

10h • 2 changes

9h 36m • 2 changes

9h 26m • 2 changes

11h 5m • 2 changes

10h • 2 changes

10h 6m • 2 changes

9h 36m • 2 changes

11h 5m • 2 changes

10h • 2 changesWant to know about travelling from Portsmouth to St Mellion? 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 St Mellion. However, there are services departing from The Hard Interchange station and arriving at Plymouth Coach Station via Heathrow Central Bus Station. The journey, including transfers, takes approximately 9h 57m.
Portsmouth to St Mellion bus services, operated by National Express, depart from The Hard Interchange station.
Portsmouth to St Mellion bus services, operated by National Express, arrive at Plymouth Coach Station.
The distance between Portsmouth and St Mellion is 227.3 km. The road distance is 284 km.
You can take a bus from The Hard Interchange to The Old Post Office via Heathrow Central Bus Station, Plymouth Coach Station, and Royal Parade in around 9h 7m.