The average bus between Iver and Portsmouth takes 3h 2m and the fastest bus takes 2h 25m. The bus service runs several times per day from Iver to Portsmouth. 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 every 4 hours between Iver and Portsmouth. The earliest departure is at 7:52 AM in the morning, and the last departure from Iver is at 11:16 PM which arrives into Portsmouth at 2:15 AM. All services require a transfer at Harrow Market and take an average of 3h 2m. The schedules shown below are for the next available departures.
Arrives next day


3h 30m • 2 changes
Arrives next day


3h 2m • 2 changes


2h 58m • 2 changes


2h 37m • 2 changes


3h 14m • 2 changes


2h 34m • 2 changes


2h 58m • 2 changes


2h 37m • 2 changes


3h 14m • 2 changes


2h 34m • 2 changes


2h 58m • 2 changes


2h 37m • 2 changes


3h 14m • 2 changes


2h 34m • 2 changes


2h 58m • 2 changes


2h 41m • 2 changes


2h 55m • 2 changes


2h 55m • 2 changes


2h 31m • 2 changes


2h 42m • 2 changes


2h 30m • 2 changes


2h 25m • 2 changes


2h 31m • 2 changes


2h 45m • 2 changes


3h 15m • 2 changes


2h 41m • 2 changes
Want to know about travelling from Iver to Portsmouth? 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 Iver to Portsmouth. However, there are services departing from Iver station and arriving at Portsmouth station via St Georges Square. The journey, including transfers, takes approximately 3h 2m.
Iver to Portsmouth bus services, operated by First Berkshire & The Thames Valley, depart from Heathrow Terminal 5 station.
Iver to Portsmouth bus services, operated by First Berkshire & The Thames Valley, arrive at St Georges Square station.
The distance between Iver and Portsmouth is 89.9 km. The road distance is 117 km.
National Express operates a bus from Heathrow Terminal 5 to St Georges Square hourly. Tickets cost £12–29 and the journey takes 1h 35m.