The average bus between Portsmouth and Loch Lomond takes 14h 45m and the fastest bus takes 12h 31m. The bus service runs several times per day from Portsmouth to Loch Lomond. 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 Loch Lomond. The earliest departure is at 3:20 AM at night, and the last departure from Portsmouth is at 8:10 PM which arrives into Loch Lomond at 8:58 AM. All services require a transfer at London Victoria Coach Station Arrivals and take an average of 14h 45m. The schedules shown below are for the next available departures.


17h 16m • 2 changes


15h 29m • 2 changes
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12h 31m • 2 changes
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12h 48m • 2 changes


17h 24m • 2 changes


15h 34m • 2 changes
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12h 31m • 2 changes
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12h 48m • 2 changes


17h 24m • 2 changes


16h 4m • 2 changes
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12h 31m • 2 changes
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12h 48m • 2 changes


17h 24m • 2 changes


16h 4m • 2 changes
Arrives next day


12h 31m • 2 changes
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12h 48m • 2 changes


17h 24m • 2 changes


16h 4m • 2 changes
Arrives next day


12h 31m • 2 changes
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12h 48m • 2 changes
Want to know about travelling from Portsmouth to Loch Lomond? 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 Loch Lomond. However, there are services departing from Portsmouth station and arriving at Loch Lomond station via London Victoria Coach Station Arrivals station. The journey, including transfers, takes approximately 14h 45m.
Portsmouth to Loch Lomond bus services, operated by National Express, depart from The Hard Interchange station.
Portsmouth to Loch Lomond bus services, operated by National Express, arrive at Hotel car park station.
Book your Portsmouth to Loch Lomond bus tickets online with National Express, FlixBus and 2 other operators.
The distance between Portsmouth and Loch Lomond is 631.7 km. The road distance is 853 km.
You can take a bus from The Hard Interchange to Hotel car park via London Victoria Coach Station Arrivals, London Victoria, and Buchanan Bus Station in around 13h 46m.