- Must visit
HMS Victory
A major naval museum where visitors can board Nelson’s flagship and explore life at sea through preserved decks and displays.
Omio recommends booking the coach as it is the most popular option from Milton Keynes to Portsmouth among Omio's users. If you are prioritising price, take the coach, with an average ticket price of £39 For those with little time, consider booking a train, which has an average total journey time of 3h 29m. Average ticket prices depend on the travel mode: a coach costs an average of £39, while a train costs an average of £80.
Distance: 140 km
| Train | Most popular Coach | Driving |
|---|---|---|
£80 Average Price | £39 Average Price Cheapest | £29 Average Price (fuel + tolls) |
3h 29m Average total duration Fastest 2h 59m Onboard + 30m Additional time* | 4h 35m Average total duration 4h 5m Onboard + 30m Additional time* | 2h 14m Average total duration (door-to-door) |
Direct Options | Direct Options | Direct Options |
This is compared to other travel options from Milton Keynes to Portsmouth:
A coach is £41 less than a train for this route with tickets for a train from Milton Keynes to Portsmouth costing on average £80.
Other travel options to Portsmouth take longer:
Coach takes on average 4h 5m.
Tickets start at around £80 compared to roughly £29 in fuel and tolls — a saving of about £-51.31. The journey takes 2h 59m versus 2h 14m by car, so you'll arrive a bit later, but you can work, read, or sleep along the way rather than spending the time behind the wheel. You'll also save the hassle of parking at the other end.
Driving is worth it if you're on a tight schedule, travelling as a group, or want to stop somewhere en route.
The table below shows live departures for Milton Keynes to Portsmouth trains for today, Saturday 19 September. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Changes | Tickets |
|---|---|---|---|---|---|
![]() | 5:59 Milton Keynes | 3h39 | 9:38 Portsmouth | 0 changesdirect | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
Compare coach and train prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Trains from Milton Keynes to Portsmouth run on average 6 times per day, taking around 2h 59m. Cheap train tickets for this journey start at £47 but you can travel from only £16 by coach.
The earliest train runs at 00:27, the last at 22:17. The fastest train covers the 140 km distance in 2h 21m.
Distance 140 km |
Average train duration 2h 59m |
Cheapest ticket price £47 |
Trains per day 6 |
Fastest train 2h 21m |
First train 0:27 |
Last train 22:17 |
Cheapest Month Jul |
Cheapest Day Sun |
High Season Jan - Mar |
Low Season Oct - Dec |
Busiest Day Wed |
Least Busy Day Wed |
Best time to book 14 days |
Discover the best of Portsmouth — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect Portsmouth trip today.
A major naval museum where visitors can board Nelson’s flagship and explore life at sea through preserved decks and displays.
This working museum ship reveals cramped Victorian submarine life and the engineering behind one of Britain’s earliest submarines.
Portsmouth’s city museum covers local history, football heritage and art, with exhibits spanning the city’s people and places.
A historic waterfront district with cobbled lanes, pubs, sea walls and several key heritage sites within easy walking distance.
A long pebble beach promenade with piers, gardens and open sea views, well suited to relaxed walks along the Southsea seafront.
A broad common by the Solent, popular for walks, picnics and views of passing ships, the Isle of Wight and seafront landmarks.
A rich fruit cake packed with dried fruit, spice and treacle, long associated with Hampshire baking and often enjoyed at Christmas and local celebrations.
Fresh crab landed on the South Coast, usually served simply in sandwiches, salads or dressed shells, prized for sweet meat and Portsmouth’s seaside setting.
A classic Portsmouth and Hampshire pub dish of smoked haddock, potato and onion in a creamy sauce, baked until golden and comforting in coastal weather.
Popular Southsea spot for classic fish and chips and fresh seafood, with a casual atmosphere close to the seafront.
Smart waterfront restaurant in Old Portsmouth serving modern British dishes with strong seafood options in an elegant, relaxed setting.
Historic pub in Old Portsmouth known for traditional British cooking, cask ales and harbour views in a characterful setting.
Moderate for the UK. Hotels can be pricey in summer, but dining and local buses remain manageable for most city-break budgets.
Restaurants: 10-12.5% if not already added. Taxis: round up or 10%. Cafés and pubs: tipping is optional, though small change is appreciated for table service.
Official public transport app
Portsmouth Harbour -> Guildhall Square, Portsmouth
Find answers to the most common questions about traveling from Milton Keynes to Portsmouth by train. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest train, the cheapest option, or tips for making the most of your visit at Portsmouth, this guide helps you travel smarter and with confidence.

Most Milton Keynes to Portsmouth trains use the Milton Keynes Central to Portsmouth & Southsea station pair, with some services arriving at Fratton. Use this guide to compare Milton Keynes and Portsmouth train stations on this route, check city-centre transport, alongside checking practicalities like train station facilities and services.
Milton Keynes Central is 1 km from Milton Keynes city centre. Public transport options include:
Milton Keynes Central has practical services for this route, including Shopping, Parking, Dining, ATM, Accessibility, WC, Ticket Office, Bike Parking, Bike Rental, Car Rental and Information Desk.
Food and drink options are available at Milton Keynes Central.
ATMs are available at Milton Keynes Central.
Ticket office support is available at Milton Keynes Central. Information desks are information available from staff: Yes - from help point,Yes - from ticket office, Helpline Contact: 0800 0248 997, Passenger Information Systems: Departure screens, Announcements, Arrival screens.
Available at Milton Keynes Central: Parking, WC.
Available at Milton Keynes Central: Bike Parking, Bike Rental, Car Rental.
Accessibility facilities are available at Milton Keynes Central: Staff help available: Yes, Step free access coverage: Yes, Accessible car park equipment: Wheelchair users may require assistance using car park equipment at this station, Accessible public telephones: Public telephones are accessible - situated on the concourse and at the front of the station outside the main entrance, Accessible taxis: Accessible taxis are available, Accessible ticket machines: There are accessible ticket machines at this station, Accessible toilets: Yes, Ramp for train access: Yes, Wheelchairs available: Yes, Impaired mobility set down / pick up points available: Yes.
Portsmouth & Southsea has practical services for this route, including Wifi, Parking, Dining, ATM, Accessibility, WC, Hotel, Lost and Found Office, Ticket Office, Bike Parking and Bike Rental.
Food and drink options are available at Portsmouth & Southsea.
Wi-Fi is available at Portsmouth & Southsea. ATMs are available at Portsmouth & Southsea.
Ticket office support is available at Portsmouth & Southsea.
Lost and found is available at the station.
Available at Portsmouth & Southsea: Parking, WC.
Available at Portsmouth & Southsea: Bike Parking, Bike Rental.
Accessibility facilities are available at Portsmouth & Southsea: Staff help available: Yes, Step free access coverage: Yes, Step free access note: Step-free category A Station - This station has step-free access to all platforms. Please be aware that some platforms at this station have no or only partial tactile paving on the platform edge, Accessible ticket machines: There are accessible ticket machines at this station, Accessible ticket machines note: All South Western Railway ticket machines are able to sell tickets with Disabled Persons Railcard discounts. All machines are accessible, however the station may not be so please check the station access note for further details, Accessible toilets: Yes, Ramp for train access: Yes, Wheelchairs available: Yes, Impaired mobility set down / pick up points available: No.
Fratton is 1 km from Portsmouth city centre. Public transport options include:
Fratton has practical services for this route, including Wifi, Shopping, Parking, Dining, Accessibility, WC, Lost and Found Office, Ticket Office, Bike Parking, Bike Rental, Car Rental and Information Desk.
Food and drink options are available at Fratton.
Wi-Fi is available at Fratton.
Ticket office support is available at Fratton. Information desks are information available from staff: Yes - from help point, Helpline Contact: 0800 5282100.
Lost and found is available at the station.
Available at Fratton: Parking, WC.
Available at Fratton: Bike Parking, Bike Rental, Car Rental.
Accessibility facilities are available at Fratton: Staff help available: Yes, Step free access coverage: Yes, Step free access note: Step-free category A Station - This station has step-free access to all platforms, Accessible ticket machines: There are accessible ticket machines at this station, Accessible ticket machines note: All South Western Railway ticket machines are able to sell tickets with Disabled Persons Railcard discounts. All machines are accessible, however the station may not be so please check the station access note for further details, Accessible toilets: Yes, Ramp for train access: Yes, Wheelchairs available: Yes, Impaired mobility set down / pick up points available: No.
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