- Must visit
Mary Rose Museum
World-class museum housing Henry VIII's raised flagship. See the preserved Tudor warship and immersive galleries on life aboard.
Cheapest price on Sep 19
$96
Average ticket price on Sep 19
$96
Fastest journey on Sep 19
3 h 39 m
Average journey duration on Sep 19
3 h 39 m
Trains on Sep 19
1
Distance
140 km
The best way to find a cheap train ticket from Milton Keynes to Portsmouth is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Milton Keynes to Portsmouth will cost around $96 if you buy it on the day, but the cheapest tickets can be found for only $96.
On Sat, Sep 19, we found 1 trains from Milton Keynes to Portsmouth, including 1 direct services.
On Sat, Sep 19 the direct trains cover the 140 km distance in an average of 3 h 39 m but if you time it right, some trains will get you there in just 3 h 39 m .
On Sat, Sep 19 the slowest trains will take 3 h 39 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.


Omio recommends booking the train as it is the most popular option from Milton Keynes to Portsmouth among Omio's users. If you are prioritising price, take the bus, with an average ticket price of $53 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 bus costs an average of $53, while a train costs an average of $109.
Distance: 86 miles (140 km)
Most popular Train | Bus | Driving |
|---|---|---|
$109 Average price | $53 Average price Cheapest | $39 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) |
![]() Most popular train company | ![]() Most popular bus company | Your own car or car rental |
Direct Options | Direct Options | Direct Options |
This is compared to other travel options from Milton Keynes to Portsmouth:
A bus is $55 less than a train for this route with tickets for a train from Milton Keynes to Portsmouth costing on average $109.
Other travel options to Portsmouth take longer:
Bus takes on average 4h 5m.
Tickets start at around $109 compared to roughly $39 in fuel and tolls — a saving of about $-69.57. 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 tomorrow, Saturday, September 19. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 5:59 AM Milton Keynes | 3h39 | 9:38 AM Portsmouth | 0 transfersDirect | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
Compare bus 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 $63 but you can travel from only $22 by bus.
The earliest train runs at 00:27, the last at 22:17. The fastest train covers the 86 miles (140 km) distance in 2h 21m.
Distance 86 miles (140 km) |
Average train duration 2h 59m |
Cheapest ticket price $63 |
Trains per day 6 |
Fastest train 2h 21m |
First train 12:27 AM |
Last train 10:17 PM |
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.
World-class museum housing Henry VIII's raised flagship. See the preserved Tudor warship and immersive galleries on life aboard.
Museum dedicated to HMS Victory and Nelson's navy. Learn about the Battle of Trafalgar and life in the age of sail.
Historic ironclad from 1860 that changed naval warfare. Explore decks, engine spaces and displays in the Historic Dockyard.
Historic harbourfront quarter with cobbled lanes, old pubs, sea walls and major naval attractions. Ideal for first-time visitors on foot.
Atmospheric old quarter with narrow streets, Georgian houses and waterfront views. Great for history, churches and a quieter local feel.
Lively seafront district known for beach walks, gardens, castle and independent venues. A classic area for promenade views and relaxation.
A Portsmouth classic of battered cod or haddock with chips, tied to the city’s long naval and seafaring tradition and best eaten fresh by the waterfront.
Fresh crab landed on the south coast, often served simply in sandwiches or salads. It reflects Portsmouth’s harbour access and strong seafood culture.
Portsmouth sits by rich oyster waters, and oysters are a traditional local treat served raw or dressed, prized for their fresh, briny flavour.
Refined fine dining in Southsea known for modern British tasting menus, polished service, and a special-occasion atmosphere.
Lively Southsea venue famous for fresh seafood and shellfish, offering a casual setting popular with locals and visitors.
Historic waterside pub in Old Portsmouth serving cask ales and classic British dishes with harbour views and traditional character.
Moderate for the UK. Hotels often cost less than London, while dining and local transit are mid-range for a coastal city.
Tipping is optional. In restaurants, 10-12.5% is common if service is not included. Round up taxi fares. Cafes usually do not expect tips, but small change is appreciated.
Official public transport app
Portsmouth Harbour -> Commercial Road, 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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