The cheapest and fastest trains from Northampton to Portsmouth
Cheapest price
$101
Average price
$108
Fastest journey
3 h 49 m
Average duration
3 h 57 m
Trains per day
2
Distance
162 km
The best way to find a cheap train ticket from Northampton to Portsmouth is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Northampton to Portsmouth will cost around $108 if you buy it on the day, but the cheapest tickets can be found for only $101.
Of the 2 trains that leave Northampton for Portsmouth on Mon, Dec 15, 2 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Mon, Dec 15 the direct trains cover the 162 km distance in an average of 3 h 57 m but if you time it right, some trains will get you there in just 3 h 49 m .
On Mon, Dec 15 the slowest trains will take 4 h 5 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.




Travel Information
Compare bus and train for Northampton to Portsmouth
Omio recommends booking the bus as it is the most popular option from Northampton to Portsmouth among Omio's users. If you are prioritising price take the bus with prices starting from €33. For those with little time consider booking a train which can get you there in 2h 53m. In case you are seeking to minimise your carbon footprint the train is your best bet as it emits only 0.0 - 0.1kg. The ticket price range depends on the travel mode: a bus costs an average of €33, and a train costs an average of €68.
Distance: 100 miles (162 km)
Compare train with
| Train | Most popular Bus |
|---|---|
€79 Average price | €38 Average price Cheapest |
3h 23m Average total duration Fastest 2h 53m Onboard + 30m Additional time* | 5h 3m Average total duration 4h 33m Onboard + 30m Additional time* |
0.0 - 0.1kg CO2 emissions Lowest | 0.2 - 0.4kg CO2 emissions |
![]() Most popular train company | ![]() Most popular bus company |
Direct Options | Direct Options |
Additional time: Average total travel duration to departure point, security checks and transfers.
Live departures
Northampton to Portsmouth train times
The table below shows live departures for Northampton to Portsmouth trains for tomorrow, Monday, December 15. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 7:32 AM Northampton | 4h05 | 11:37 AM Portsmouth | 0 transfersDirect | |
![]() | 8:48 AM Northampton | 3h49 | 12:37 PM Portsmouth | 0 transfersDirect | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Northampton to Portsmouth by bus or train
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.
Dec 15
Dec 16
Dec 17
Dec 18
Dec 19
Dec 20
Dec 21
Why should you book Northampton to Portsmouth trains with Omio?
South Western Railway operates all train services from Northampton to Portsmouth. Omio is the only official third party seller for South Western Railway tickets.
Why book with Omio vs South Western Railway?
- Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
- Compare all your options: Omio allows you to compare South Western Railway with all available travel options, which are bus and train to ensure you get the best deal for traveling from Northampton to Portsmouth.
Why book with Omio over Trainline and Rail Europe?
- Official reseller: South Western Railway tickets can only be bought on Omio or South Western Railway's website as Omio is the only official third party seller for South Western Railway tickets. Trainline, RailEurope, and Rail.Ninja do not sell South Western Railway tickets as they are not official sellers.
- Multiple modes of transport: Omio allows you to compare travel options including bus and train to find the ideal travel option from Northampton to Portsmouth.
Journey information
Overview: Train from Northampton to Portsmouth
Trains from Northampton to Portsmouth run on average 4 times per day, taking around 2h 53m. Cheap train tickets for this journey start at $85 (€68) but you can travel from only $41 (€33) by bus.
The earliest train runs at 01:03, the last at 21:41. The fastest train covers the 100 miles (162 km) distance in 3h 43m.
Distance 100 miles (162 km) |
Average train duration 2h 53m |
Cheapest ticket price $85 (€68) |
Trains per day 4 |
Fastest train 3h 43m |
First train 01:03 |
Last train 21:41 |
Train companies: South Western Railway from Northampton to Portsmouth trainsSouth Western Railway trains will get you between Northampton and Portsmouth from $41 (€33). 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 Northampton to Portsmouth
Find answers to the most common questions about traveling from Northampton 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 Northampton to Portsmouth
- Opening hours: Monday - Friday 06:00 - 21:00 Saturday 06:00 - 21:00 Sunday 06:45 - 20:00 Peak demand is 0700-1000 1630-1830 Mon-Fri
- Type of shops available: WHSmith and Enterprise car rental
- 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 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 the Main Concourse. The National key toilets are located on the Main Concourse; these toilets are operated by a RADAR key. The RADAR key is available at the Customer Information Point; the RADAR key is available from station security after 00:30 at night. The toilet facilities are available: Monday - Saturday 04:00-22:30 and Sunday 06:00-22:30.
- National key toilets: Yes
- Baby changing facilities: Yes
- Baby changing facilities location: Female toilets,Male toilets
- Storage sheltered: Yes
- Storage location: Long stay car park and blue badge parking bays area.
- Storage CCTV: Yes
- Information available from staff: Yes - from help point,Yes - from information point,Yes - from ticket office
- Helpline Contact: 0800 0248 997
- Passenger Information Systems: Departure screens, Announcements
- Location for Rail Replacement Services: In the event of engineering the bus/coach will collect from the layby/turning circle on the car park side of the station building. Please check the destination of your bus/coach before boarding.
- 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
Most popular train connections from Northampton
More options for your journey from Northampton to Portsmouth
Here are some other resources that might have the information you need


