The average bus between Portsmouth Harbour and Milton Keynes takes 5h 28m and the fastest bus takes 4h 14m. The bus service runs several times per day from Portsmouth Harbour to Milton Keynes. 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 Portsmouth Harbour and Milton Keynes. The earliest departure is at 3:20 AM at night, and the last departure from Portsmouth Harbour is at 8:10 PM which arrives into Milton Keynes at 4:45 AM. All services require a transfer at The Hard Interchange and take an average of 5h 28m. The schedules shown below are for the next available departures.


4h 14m • 2 changes


4h 35m • 2 changes


5h 3m • 2 changes


5h 17m • 2 changes


4h 14m • 2 changes


5h 9m • 2 changes


4h 49m • 2 changes


5h 8m • 2 changes


4h 14m • 2 changes


5h 9m • 2 changes


4h 49m • 2 changes


5h 8m • 2 changes


4h 14m • 2 changes


5h 9m • 2 changes


4h 49m • 2 changes


5h 8m • 2 changes


4h 14m • 2 changes


4h 35m • 2 changes


5h 3m • 2 changes


5h 17m • 2 changes


6h 5m • 2 changes


4h 24m • 2 changes


4h 19m • 2 changes


4h 59m • 2 changes
Want to know about travelling from Portsmouth Harbour to Milton Keynes? 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 Harbour to Milton Keynes. However, there are services departing from Portsmouth Harbour station and arriving at Milton Keynes station via Heathrow Central Bus Station station. The journey, including transfers, takes approximately 5h 28m.
Portsmouth Harbour to Milton Keynes bus services, operated by National Express, depart from The Hard Interchange station.
Portsmouth Harbour to Milton Keynes bus services, operated by National Express, arrive at Milton Keynes Coachway station.
The distance between Portsmouth Harbour and Milton Keynes is 140.5 km. The road distance is 206 km.
You can take a vehicle from Portsmouth Harbour to The Point via The Hard Interchange, Heathrow Central Bus Station, and Milton Keynes Coachway in around 4h 24m.