The average bus between Royston and Portsmouth Harbour takes 7h 38m and the fastest bus takes 6h 2m. The bus service runs several times per day from Royston to Portsmouth Harbour. 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 Royston and Portsmouth Harbour. The earliest departure is at 7:45 AM in the morning, and the last departure from Royston is at 5:00 PM which arrives into Portsmouth Harbour at 12:30 AM. All services require a transfer at The Busway Trumpington Park-and-Ride and take an average of 7h 38m. The schedules shown below are for the next available departures.


6h 35m • 2 changes


8h 40m • 2 changes


6h 25m • 2 changes
Arrives next day


7h 30m • 2 changes


6h 10m • 2 changes


7h 30m • 2 changes


6h 50m • 2 changes
Arrives next day


7h 30m • 2 changes


6h 2m • 2 changes


9h • 2 changes


6h 50m • 2 changes
Arrives next day


17h 50m • 2 changes
Want to know about travelling from Royston to Portsmouth Harbour? 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 Royston to Portsmouth Harbour. However, there are services departing from Royston station and arriving at Portsmouth Harbour station via Heathrow Central Bus Station station. The journey, including transfers, takes approximately 7h 38m.
Royston to Portsmouth Harbour bus services, operated by A2B Bus & Coach (Royston), depart from Trumpington Park-and-Ride station.
Royston to Portsmouth Harbour bus services, operated by A2B Bus & Coach (Royston), arrive at St Georges Square station.
The distance between Royston and Portsmouth Harbour is 158.1 km. The road distance is 259 km.
You can take a bus from Bus Station to Portsmouth Harbour via The Busway Trumpington Park-and-Ride, Trumpington Park-and-Ride, Heathrow Central Bus Station, and St Georges Square in around 6h 9m.