The average bus between Portsmouth and Inverkeithing takes 13h 37m and the fastest bus takes 12h 25m. There is at least one bus per day from Portsmouth to Inverkeithing. 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 once daily between Portsmouth and Inverkeithing. The earliest departure is at 4:10 PM in the afternoon, and the last departure from Portsmouth is at 8:10 PM which arrives into Inverkeithing at 9:35 AM. All services require a transfer at Heathrow Central Bus Station and take an average of 13h 37m. The schedules shown below are for the next available departures.
Arrives next day


15h 20m • 2 changes
Arrives next day


12h 25m • 2 changes
Arrives next day


15h 20m • 2 changes
Arrives next day


12h 25m • 2 changes
Want to know about travelling from Portsmouth to Inverkeithing? 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 Inverkeithing. However, there are services departing from Portsmouth station and arriving at Inverkeithing station via Heathrow Central Bus Station station. The journey, including transfers, takes approximately 13h 37m.
Portsmouth to Inverkeithing bus services, operated by National Express, depart from The Hard Interchange station.
Portsmouth to Inverkeithing bus services, operated by National Express, arrive at Edinburgh, Bus Station.
Book your Portsmouth to Inverkeithing bus tickets online with National Express, Stagecoach East Scotland and FlixBus.
The distance between Portsmouth and Inverkeithing is 601.4 km. The road distance is 778 km.
You can take a bus from The Hard Interchange to Square via Heathrow Central Bus Station and Edinburgh, Bus Station in around 13h 37m.