The average bus between Portsmouth and Grenoble takes 21h 7m and the fastest bus takes 19h 40m. The bus service runs several times per day from Portsmouth to Grenoble. 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 Portsmouth and Grenoble. The earliest departure is at 7:20 AM in the morning, and the last departure from Portsmouth is at 8:10 PM which arrives into Grenoble at 6:40 PM. All services require a transfer at London Victoria Coach Station Arrivals and take an average of 21h 7m. The schedules shown below are for the next available departures.
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21h 45m • 4 changes
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22h 40m • 4 changes
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22h 30m • 4 changes
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21h 25m • 4 changes
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22h 30m • 4 changes
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22h 30m • 4 changes
Arrives next day




21h 25m • 4 changes
Arrives next day




22h 30m • 4 changes
Arrives next day




22h 30m • 4 changes
Want to know about travelling from Portsmouth to Grenoble? 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 Grenoble. However, there are services departing from Portsmouth station and arriving at Grenoble station via London Victoria Coach Station Arrivals station. The journey, including transfers, takes approximately 21h 7m.
Portsmouth to Grenoble bus services, operated by National Express, depart from The Hard Interchange station.
Portsmouth to Grenoble bus services, operated by National Express, arrive at Grenoble - Bus Station.
The distance between Portsmouth and Grenoble is 803.7 km. The road distance is 1,164 km.
You can take a bus from The Hard Interchange to Grenoble - Bus Station via London Victoria Coach Station Arrivals, London Victoria, Dover, Paris, Quai de Bercy (Bercy Seine), Paris - Bercy-Seine Bus Station, and Lyon - Gerland Bus Station in around 19h 44m.