The cheapest and fastest trains from Portsmouth & Southsea (PMS) to London Heathrow Airport
Cheapest price
€74
Average price
€74
Fastest journey
3 h 14 m
Average duration
3 h 14 m
Trains per day
1
Distance
87 km
The best way to find a cheap train ticket from Portsmouth & Southsea (PMS) 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 & Southsea (PMS) to London Heathrow Airport will cost around €74 if you buy it on the day, but the cheapest tickets can be found for only €74.
Of the 1 trains that leave Portsmouth & Southsea (PMS) for London Heathrow Airport on Wed, Aug 05, 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Wed, Aug 05 the direct trains cover the 87 km distance in an average of 3 h 14 m but if you time it right, some trains will get you there in just 3 h 14 m .
On Wed, Aug 05 the slowest trains will take 3 h 14 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.
3:37 PM3h14Portsmouth & Southsea (PMS)6:51 PMLondon Heathrow Airport€741One-way0 transfers
3:37 PM3h14Portsmouth & Southsea (PMS)6:51 PMLondon Heathrow Airport€741One-way0 transfers
Journey information
Overview: Train from Portsmouth & Southsea (PMS) to London Heathrow Airport
Trains from Portsmouth & Southsea (PMS) to London Heathrow Airport run on average 14 times per day, taking around 2h 30m. Cheap train tickets for this journey start at €33 but you can travel from only €16 by bus.
The earliest train runs at 06:15, the last at 20:33. The fastest train covers the 54 miles (87 km) distance in 2h 49m.
Distance 54 miles (87 km) |
Average train duration 2h 30m |
Cheapest ticket price €33 |
Trains per day 14 |
Fastest train 2h 49m |
First train 6:15 AM |
Last train 8:33 PM |
Cheapest Month Aug |
Cheapest Day Thu |
High Season Jul - Sep |
Low Season Oct - Dec |
Busiest Day Sat |
Least Busy Day Wed |
Why should you book Portsmouth & Southsea (PMS) to London Heathrow Airport trains with Omio?
Why book with Omio vs South Western Railway?
- Compare with other providers: On Omio, you can not only buy tickets for South Western Railway, but also compare tickets for the likes of Southern or CrossCountry to find the best option for your trip from Portsmouth & Southsea (PMS) to London Heathrow Airport.
- 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 Portsmouth & Southsea (PMS) to London Heathrow Airport.
Why book with Omio over Wanderu or Trainline?
- Compare with other providers: On Omio, you can also compare tickets for the likes of Southern or CrossCountry to find the best option for your trip from Portsmouth & Southsea (PMS) to London Heathrow Airport.
- Multiple modes of transport: Omio allows you to compare travel options including bus and train to find the ideal travel option from Portsmouth & Southsea (PMS) to London Heathrow Airport.
Train companies: South Western Railway, Southern, CrossCountry from Portsmouth & Southsea (PMS) to London Heathrow Airport trainsSouth Western Railway, Southern, CrossCountry trains will get you between Portsmouth & Southsea (PMS) and London Heathrow Airport from €16. With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.
South Western Railway
Southern
CrossCountry
FAQs: Trains from Portsmouth & Southsea (PMS) to London Heathrow Airport
Find answers to the most common questions about traveling from Portsmouth & Southsea (PMS) 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 & Southsea (PMS) to London Heathrow Airport
Most Portsmouth & Southsea (PMS) to London Heathrow Airport trains use the Portsmouth & Southsea to London Waterloo station pair. Use this guide to compare Portsmouth & Southsea (PMS) and London Heathrow Airport train stations on this route, check city-centre transport, alongside checking practicalities like train station facilities and services.
Getting to Portsmouth & Southsea from Portsmouth city centre
Portsmouth & Southsea train station facilities and services
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
Food and drink options are available at Portsmouth & Southsea.
Wi-Fi and ATMs
Wi-Fi is available at Portsmouth & Southsea. ATMs are available at Portsmouth & Southsea.
Tickets and information
Ticket office support is available at Portsmouth & Southsea.
Luggage and lost property
Lost and found is available at the station.
Parking, taxis and toilets
Available at Portsmouth & Southsea: Parking, WC.
Bike and car services
Available at Portsmouth & Southsea: Bike Parking, Bike Rental.
Accessibility
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.
Most popular train connections from Portsmouth & Southsea (PMS)
More options for your journey from Portsmouth & Southsea (PMS) to London Heathrow Airport
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