The cheapest and fastest trains from Portsmouth to London Heathrow Airport
Cheapest price
$89
Average price
$99
Fastest journey
2 h 51 m
Average duration
2 h 56 m
Trains per day
16
Distance
87 km
The best way to find a cheap train ticket from Portsmouth to London Heathrow Airport is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Portsmouth to London Heathrow Airport will cost around $99 if you buy it on the day, but the cheapest tickets can be found for only $89.
It's difficult to get from Portsmouth to London Heathrow Airport without transferring at least 3 times.
L48025+
G05610+
P07108 · P06542
V32318+
K41027+
P07064 · P06520
L48021+
G05606+
P07019 · P06497
L48021+
G05606+
P07019 · P06909
L48021+
G05606+
P07019 · P06497
L48021+
G05606+
P07019 · P06497
V32318+
K41027+
P07064 · P06520
L48025+
G05610+
P07108 · P06542
L48021+
G05606+
P07019 · P06497
V32318+
K41027+
P07064 · P06520Travel Information
Compare bus and train for Portsmouth to London Heathrow Airport
Omio recommends booking the bus as it is the most popular option from Portsmouth to London Heathrow Airport among Omio's users. If you are prioritising price take the ferry with prices starting from €14. For those with little time consider booking a ferry which can get you there in 47m. The ticket price range depends on the travel mode: a ferry costs an average of €14, and a train costs an average of €23.
Distance: 54 miles (87 km)
Compare train with
| Train | Most popular Bus | Ferry |
|---|---|---|
€71 Average price | €23 Average price | €21 Average price Cheapest |
2h 52m Average total duration 2h 22m Onboard + 30m Additional time* | 5h 43m Average total duration 5h 13m Onboard + 30m Additional time* | 1h 47m Average total duration Fastest 47m Onboard + 1h 0m Additional time* |
Direct Options | Direct Options | Direct Options |
Live departures
Portsmouth to London Heathrow Airport train times
The table below shows live departures for Portsmouth to London Heathrow Airport trains for today, Friday, November 7. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 5:15 AM Portsmouth | 2h55 | 8:10 AM London Heathrow Airport | 0 transfersDirect | |
![]() | 7:27 AM Portsmouth | 2h54 | 10:21 AM London Heathrow Airport | 0 transfersDirect | |
![]() | 10:33 AM Portsmouth | 3h18 | 1:51 PM London Heathrow Airport | 0 transfersDirect | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Portsmouth to London Heathrow Airport 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.
Nov 08
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Journey information
Overview: Train from Portsmouth to London Heathrow Airport
Distance 54 miles (87 km) |
Average train duration 2h 22m |
Cheapest ticket price $29 (€23) |
Trains per day 15 |
Fastest train 2h 40m |
First train 05:15 |
Last train 22:24 |
Key Takeaways
Train Ticket Prices
- Budget Options: Train tickets from Portsmouth to London Heathrow Airport start from as low as $29 (€23) if booked well in advance.
- Standard Fares: Typically, trains cost $87 (€71) depending on the train type and class.
Train companies: South Western Railway, Southern, CrossCountry, Tfl Rail, Great Western Rail from Portsmouth to London Heathrow Airport trainsSouth Western Railway, Southern, CrossCountry, Tfl Rail, Great Western Rail trains will get you between Portsmouth and London Heathrow Airport from $17 (€14). With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.
South Western Railway
Southern
CrossCountry
Great Western Rail
Tfl Rail
FAQs: Trains from Portsmouth to London Heathrow Airport
Find answers to the most common questions about traveling from Portsmouth to London Heathrow Airport 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 London Heathrow Airport, this guide helps you travel smarter and with confidence.

popular train stations
Popular train stations from Portsmouth to London Heathrow Airport
- 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.
- Car Park: No
- Storage sheltered: No
- Storage CCTV: Yes
- Location for Rail Replacement Services: To Portsmouth: Norway Road bus stop by Vauxhall Garage To Cosham / Havant: Norway Road bus stop opposite Vauxhall Garage
- 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 Portsmouth
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