Cheapest
Average
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.
This is the last train of the day.
Find all the dates and times for this journey
Fastest Journey
2 h 59 m
Average
3 h 4 m
Trains per day
5
Distance
87 km
It's difficult to get from Portsmouth to London Heathrow Airport without transferring at least 3 times.
Distance | 53 miles (86 km) | |
Train frequency | 12 a day | |
Direct train | No | |
Train providers | South Western Railway |
Trains from Portsmouth to London Heathrow Airport cover the 53 miles (86 km) long journey taking on average 3 h 3 min with our travel partners like South Western Railway. Normally, there are 12 trains operating per day, including direct services available.
South Western Railway will get you to London Heathrow Airport from Portsmouth at great prices. With over 1000 travel companies on Omio, you can find the best train times, prices and tickets for your trip.
South Western Railway is a train operating company in the United Kingdom, providing services in the south and south-west of England. It operates a variety of train types, including high-speed trains, local stopping services, and suburban commuter trains. It also offers a range of ticket types, including Advance, Off-Peak, and Super Off-Peak tickets. Onboard facilities include free Wi-Fi, power sockets, and a range of food and drink options. The most popular routes for South Western Railway include London Waterloo to Portsmouth Harbour, London Waterloo to Weymouth, and London Waterloo to Bournemouth.
Train information from Portsmouth to London Heathrow Airport with South Western Railway:
Here are some other resources that might have the information you need