It takes an average of 3h 35m to travel from Portsmouth to Heathrow Airport by train, over a distance of around 53 miles (85 km). There are normally 325 trains per day traveling from Portsmouth to Heathrow Airport and tickets for this journey start from $31.24 when you book in advance.
From 2h 33m
53 miles (85 km)
325 trains per day
Thinking about taking the train from Portsmouth to Heathrow Airport? We've got you covered.
It usually takes around 3 hours 35 minutes to travel the 85 km from Portsmouth to Heathrow Airport by train, although you can get there in as little as 2 hours 33 minutes on the fastest services. You'll normally find around 325 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 $31.24 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.
The average journey time by train between Portsmouth and Heathrow Airport is 3 hours and 35 minutes, with around 325 trains per day. The journey time may be longer on weekends and holidays, so use our Journey Planner on this page to search for a specific travel date.
The fastest journey time by train from Portsmouth to Heathrow Airport is 2 hours and 33 minutes.
Train tickets from Portsmouth to Heathrow Airport can start from as little as $31.24 when you book in advance and are usually more expensive when purchased on the day. Prices can also vary depending the time of day, route and class you book.
No, there are no direct train services from Portsmouth to Heathrow Airport. Travelling from Portsmouth to Heathrow Airport by train will require a minimum of 2 changes.
The first train from Portsmouth to Heathrow Airport leaves at 03:50. Times and services may vary during weekends and holidays.
The last train from Portsmouth to Heathrow Airport leaves at 23:26. Trains that depart in the early morning hours or very late evening may be sleeper services, time and services may also vary during weekends and holidays.
Trains travelling from Portsmouth to Heathrow Airport cover a distance of around 53 miles (85 km) during the journey.
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.
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.
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.