The average bus between Milton Keynes and Portsmouth Harbour takes 5h 57m and the fastest bus takes 4h 11m. The bus service runs several times per day from Milton Keynes 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 every 4 hours between Milton Keynes and Portsmouth Harbour. The earliest departure is at 12:10 AM at night, and the last departure from Milton Keynes is at 11:30 PM which arrives into Portsmouth Harbour at 10:50 AM. All services require a transfer at Milton Keynes Coachway and take an average of 5h 57m. The schedules shown below are for the next available departures.


5h 32m • 2 changes


4h 17m • 2 changes


4h 32m • 2 changes


4h 11m • 2 changes


10h 40m • 2 changes


4h 12m • 2 changes


6h 22m • 2 changes


5h 27m • 2 changes


10h 40m • 2 changes


4h 12m • 2 changes


6h 22m • 2 changes


5h 27m • 2 changes


10h 40m • 2 changes


4h 12m • 2 changes


6h 22m • 2 changes


5h 27m • 2 changes


10h 40m • 2 changes


5h 32m • 2 changes


4h 42m • 2 changes


4h 32m • 2 changes


5h 32m • 2 changes


5h 47m • 2 changes


4h 17m • 2 changes


4h 22m • 2 changes
Want to know about travelling from Milton Keynes 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 Milton Keynes to Portsmouth Harbour. However, there are services departing from Milton Keynes station and arriving at Portsmouth Harbour station via Heathrow Central Bus Station station. The journey, including transfers, takes approximately 5h 57m.
Milton Keynes to Portsmouth Harbour bus services, operated by Stagecoach East, depart from Milton Keynes Coachway station.
Milton Keynes to Portsmouth Harbour bus services, operated by Stagecoach East, arrive at St Georges Square station.
The distance between Milton Keynes and Portsmouth Harbour is 140.5 km. The road distance is 206 km.
You can take a bus from The Point to Portsmouth Harbour via Milton Keynes Coachway, Heathrow Central Bus Station, and St Georges Square in around 5h 12m.