The average bus between Euston Station and Portsmouth Harbour takes 3h 13m and the fastest bus takes 2h 26m. There is a bus service every few hours from Euston Station 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 hourly between Euston Station and Portsmouth Harbour. The earliest departure is at 7:21 AM in the morning, and the last departure from Euston Station is at 11:30 PM which arrives into Portsmouth Harbour at 2:15 AM. All services require a transfer at William Road and take an average of 3h 13m. The schedules shown below are for the next available departures.
Arrives next day

2h 55m • 1 change
Arrives next day

2h 44m • 1 change

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2h 56m • 1 change

3h 29m • 1 change

3h 10m • 1 change

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2h 56m • 1 change

3h 32m • 1 change

3h 6m • 1 change

3h 28m • 1 change

2h 56m • 1 change

3h 32m • 1 change

3h 6m • 1 change

3h 28m • 1 change

2h 56m • 1 change

3h 32m • 1 change

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3h 27m • 1 change

2h 46m • 1 change

3h 30m • 1 change

3h 10m • 1 change
Want to know about travelling from Euston Station 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 Euston Station to Portsmouth Harbour. However, there are services departing from Euston Station station and arriving at Portsmouth Harbour station via St Georges Square. The journey, including transfers, takes approximately 3h 13m.
Euston Station to Portsmouth Harbour bus services, operated by Abellio London, depart from London Victoria station.
Euston Station to Portsmouth Harbour bus services, operated by Abellio London, arrive at St Georges Square station.
The distance between Euston Station and Portsmouth Harbour is 105.9 km. The road distance is 139 km.
National Express operates a bus from London Victoria to St Georges Square hourly. Tickets cost £16–40 and the journey takes 2h 50m.