The cheapest and fastest trains from Milton Keynes to Portsmouth
Cheapest price
$40
Average price
$62
Fastest journey
3 h 12 m
Average duration
3 h 27 m
Trains per day
4
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 $62 if you buy it on the day, but the cheapest tickets can be found for only $40.
Of the 4 trains that leave Milton Keynes for Portsmouth on Fri, Nov 07, 4 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Fri, Nov 07 the direct trains cover the 140 km distance in an average of 3 h 27 m but if you time it right, some trains will get you there in just 3 h 12 m .
On Fri, Nov 07 the slowest trains will take 3 h 43 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.








Live departures
Milton Keynes to Portsmouth train times
The table below shows live departures for Milton Keynes to Portsmouth trains for tomorrow, Friday, November 7. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 5:27 AM Milton Keynes | 3h12 | 8:39 AM Portsmouth | 0 transfersDirect | |
![]() | 6:30 AM Milton Keynes | 3h27 | 9:57 AM Portsmouth | 0 transfersDirect | |
![]() | 7:00 AM Milton Keynes | 3h43 | 10:43 AM Portsmouth | 0 transfersDirect | |
![]() | 7:30 AM Milton Keynes | 3h27 | 10:57 AM Portsmouth | 0 transfersDirect | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Milton Keynes to Portsmouth by train
Compare 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.
Nov 07
Nov 08
Nov 09
Nov 10
Nov 11
Nov 12
Nov 13
Journey information
Overview: Train from Milton Keynes to Portsmouth
Distance 86 miles (140 km) |
Average train duration 3h 0m |
Cheapest ticket price $31 (€26) |
Trains per day 6 |
Fastest train 3h 4m |
First train 03:30 |
Last train 22:17 |
Key Takeaways
Train Ticket Prices
- Budget Options: Train tickets from Milton Keynes to Portsmouth start from as low as $31 (€26) if booked well in advance.
- Standard Fares: Typically, trains cost $76 (€62) depending on the train type and class.
Train companies: South Western Railway from Milton Keynes to Portsmouth trainsSouth Western Railway trains will get you between Milton Keynes and Portsmouth from $31 (€26). With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.
South Western Railway
FAQs: Trains from Milton Keynes to 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.

popular train stations
Popular train stations from Milton Keynes to Portsmouth
- Opening hours: Monday - Friday 04:45 - 22:00 Saturday 06:00 - 22:00 Sunday 06:45 - 21:30 Peak demand is 0700-1000 1630-1830 Mon-Fri
- Type of shops available: Convenience store Passport Photo Booth
- Car Park: Station Car Park
- 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
- Toilets Location: The toilets are located on 1 and 3. Please be advised the non-accessible toilets on Platforms 1 and 2 are locked out of use until further notice. The National key toilets are located on the Main Concourse (operated by a RADAR key), Platform 1 and Platform 3. A RADAR key is available from station staff upon request. Passengers in possession of a RADAR key can access the toilets at all times. The toilet facilities are available: Monday - Sunday 05:00-23:00.
- National key toilets: Yes
- Baby changing facilities: Yes
- Storage sheltered: Yes
- Storage location: Front of station
- Storage CCTV: Yes
- 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
- Opening hours: Monday - Friday 05:55 - 19:40 Saturday 05:55 - 19:40 Sunday 09:10 - 18:40
- Car Park: Station Car Park
- 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
- Toilets Location: The toilets are located in the Booking Hall on Platform 1. The National key toilets are located in the Booking Hall on Platform 1; these toilets are operated by a radar key.
- National key toilets: Yes
- Baby changing facilities: No
- Storage sheltered: Yes
- Storage location: Platform 1
- Storage CCTV: No
- Information available from staff: Yes - from help point
- Helpline Contact: 0800 5282100
- Location for Rail Replacement Services: Goldsmith Avenue (for buses in both directions). Goldsmith Avenue is located on the opposite side of the footbridge from the main entrance/taxi rank/Railway club.
- Opening hours: Monday - Friday 05:40 - 20:30 Saturday 05:40 - 20:30 Sunday 06:40 - 20:40
- Car Park: Station Car Park
- 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
- Toilets Location: The toilets are located in the Lower Concourse, next to the gateline. The National key toilets are located in the Lower Concourse; these toilets are operated by a radar key. A radar key is available from station staff upon request. A 'National Key Scheme' key [RADAR] can be purchased by contacting the following. Address: 12 City Forum, 250 City Road, London, EC1V 8AF. Tel: 020 7250 3222. Minicom: 020 7250 4119. Fax: 020 7250 0212. Email: [email protected]
- National key toilets: Yes
- Baby changing facilities: No
- Storage sheltered: Yes
- Storage location: Concourse and car park
- Storage CCTV: Yes
- Location for Rail Replacement Services: Station Street bus stop at side of Railway Station near Matalan car park.
- Opening hours: Monday - Friday 05:50 - 19:00 Saturday 06:30 - 19:00 Sunday 08:00 - 19:00
- Car Park: No
- Staff help available: Yes
- Step free access coverage: Yes
- Step free access note: Step-free category B Station - Steps or 20m ramp (approx. 1:11 gradient) to main entrance, or steps to side entrance. 32m ramp (gradient up to 1:8) from Wightlink IoW ferry terminal. Level access to all platforms. Stepped footbridge between platforms is also available. Please be aware that this station has no 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
- Toilets Location: The toilets are located on Platform 1. The National key toilets are located on Platform 1; these toilets are operated by a radar key.
- National key toilets: Yes
- National key toilets location: The National key toilets are located on Platform 1; these toilets are operated by a radar key.
- Baby changing facilities: No
- Storage sheltered: No
- Storage location: Platform 1 and outside booking hall
- Storage CCTV: Yes
- Location for Rail Replacement Services: Hard Interchange Stands G, H or J
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