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Portsmouth to Heathrow Airport by train
It takes an average of 4h 41m to travel from Portsmouth to Heathrow Airport by train, over a distance of around 53 miles (85 km). There are normally 110 trains per day traveling from Portsmouth to Heathrow Airport and tickets for this journey start from $39.37 when you book in advance.
| First train | 3:55 am | |
|---|---|---|
| Last train | 11:53 pm | |
| Departure station | Portsmouth | |
| Arrival station | Heathrow Airport | |
| Journey time | From 2h 26m | |
| Distance | 53 miles (85 km) | |
| Frequency | 110 trains per day | |
| Changes | 2 changes | |
| Price | From $39.37 | |
| Train operators | CrossCountry, Great Western Railway, South Western Railway, Thameslink, Heathrow Express, Southern |
Taking the train from Portsmouth to Heathrow Airport in 2 hours 26 minutes
Thinking about taking the train from Portsmouth to Heathrow Airport? We've got you covered.
It usually takes around 4 hours 41 minutes to travel the 85 km from Portsmouth to Heathrow Airport by train, although you can get there in as little as 2 hours 26 minutes on the fastest services. You'll normally find around 110 trains per day running on this route. You'll need to make 2 changes along the way as there aren't any direct services on this line.
Train tickets from Portsmouth to Heathrow Airport start from $39.37 when you book in advance, which can be cheaper than buying them on the day. Start a search in our Journey Planner to check out the latest prices.
Keen to book your train tickets to Heathrow Airport? No need to wait, start a search with us today! If you want to find out a bit more about the journey first, you can find our train schedule below, tips on booking cheap tickets and our FAQs, including first and last train times.
FAQs about the train journey from Portsmouth to Heathrow Airport
Want to know more about your journey from Portsmouth to Heathrow Airport? We've compiled some of the most frequently asked questions by our customers to help you plan your journey.
Are there direct trains from Portsmouth to Heathrow Airport?
What's the distance between Portsmouth and Heathrow Airport by train?
Can you travel from Portsmouth to Heathrow Airport without taking a flight?
What is the best way to get to Heathrow Airport from Portsmouth?
What time is the first train from Portsmouth to Heathrow Airport?
What time is the last train from Portsmouth to Heathrow Airport?
How often do trains go from Portsmouth to Heathrow Airport?
Do you need to prebook train tickets from Portsmouth to Heathrow Airport?
Cheap train tickets from Portsmouth to Heathrow Airport
Book in advance
Look out for Advance tickets – they usually come out up to 12 weeks before the departure date and can be cheaper than buying on the day. If you’re here a tad early, sign up for our Advance ticket alert today to get notified when your tickets are released.
Consider a Season Ticket
If you catch this train more than 3 times per week, you could save money with a Season Ticket. With annual, monthly and weekly options available, find out if a season ticket for Portsmouth to Heathrow Airport is right for you.
Use your Railcard
National Railcards offer a 1/3 off eligible train tickets in the UK and can be a great investment if you travel a few times or more in a year. Find out how you can save with a National Railcard here.
Split your tickets
Download our app to find split tickets — courtesy of SplitSave, our handy feature which 'splits' your train tickets where possible to find you a better deal. Learn more about the clever tech behind split tickets, and how to spot SplitSave discounts in our app.
For more money-saving tips on UK and European train travel, read our cheap train tickets guide.
* Based on European average monthly visitors to Trainline’s app and website from 1.1.2023 to 10.31.2023 vs other independent retailers.