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Trains from Portsmouth Harbour to Heathrow Airport

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CrossCountry
Great Western Railway

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Each fare is the lowest adult economy ticket fare found by our customers on Trainline. Fares booked further in advance than the dates displayed may be cheaper. Prices are updated daily, subject to change and indicative of price last update. Limited availability. Discount cards and coach journeys excluded, prices exclusive of booking fee.
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  3. Portsmouth Harbour to Heathrow Airport

Trains to Heathrow Airport from Portsmouth Harbour

It takes an average of 4h 0m to travel from Portsmouth Harbour to Heathrow Airport by train, over a distance of around 54 miles (88 km). There are normally 60 trains per day travelling from Portsmouth Harbour to Heathrow Airport and tickets for this journey start from $54.82 when you book in advance.

First train

03:35

Last train

23:19

Departure stationPortsmouth Harbour
Arrival stationHeathrow Airport
Journey time

From 2h 56m

Distance

54 miles (88 km)

Frequency

60 trains per day

Changes

2 changes

Price

From $54.82

Train operators

CrossCountry, Great Western Railway, South Western Railway, Southern, Thameslink

How to travel from Portsmouth Harbour to Heathrow Airport by train

Want to find out more about taking the train from Portsmouth Harbour to Heathrow Airport? Look no further.

You'll usually find 60 trains per day running between Portsmouth Harbour and Heathrow Airport, which usually take 4 hours to complete the 54 miles (88 km) journey. It can take as little as 2 hours 56 minutes on the fastest services though, if you want to get there as quickly as possible. Although there aren't any direct services on this line, it's still easy to travel to Heathrow Airport by train, you'll just need to make 2 changes along the way. Great Western Railway, South Western Railway or Thameslink are the main rail operators on this route, all of which offer modern trains with plenty of space for luggage and comfortable seating.

Use our Journey Planner at the top of the page to search for cheap ticket prices and we'll show you how much you can save. Tickets from Portsmouth Harbour to Heathrow Airport start from $54.82 when you book in advance. Travelling Off-Peak or using a Railcard can also help you save.

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 timetable with live train times above, and tips on booking cheap tickets and our FAQs further down the page.

What do people frequently ask about the train journey from Portsmouth Harbour to Heathrow Airport?

Want to know more about your journey from Portsmouth Harbour to Heathrow Airport? We've compiled some of the most frequently asked questions by our customers to help you plan your journey.

How do you get to Heathrow Airport from Portsmouth Harbour?

To travel to Heathrow Airport from Portsmouth Harbour, you can take the train - on average, the journey takes around 4 hours and 0 minutes, though the fastest trains can take 2 hours and 56 minutes. Use our Journey Planner to get more information.

How long is the train ride from Portsmouth Harbour to Heathrow Airport?

Trains from Portsmouth Harbour to Heathrow Airport take an average of 4 hours and 0 minutes, although on the fastest services it can take just 2 hours and 56 minutes. You'll usually find 60 trains per day on this route, so use our Journey Planner to check specific dates as times may vary.

How much does it cost to get from Portsmouth Harbour to Heathrow Airport by train?

Train tickets from Portsmouth Harbour to Heathrow Airport can start from $54.82 when booked in advance, but they’re usually more expensive if bought on the day of travel. Prices may also vary depending on the time of day, route, and class you choose.

What is the quickest journey time between Portsmouth Harbour and Heathrow Airport by train?

The quickest journey time between Portsmouth Harbour and Heathrow Airport by train is 2 hours and 56 minutes.

How do I find cheap train tickets from Portsmouth Harbour to Heathrow Airport?

As most UK train companies increase their prices as the departure date approaches, our Trainline team of experts have put together these tips to help you find the cheapest tickets.

1. Book in advance

Train tickets from Portsmouth Harbour to Heathrow Airport start at $54.82§ one way for a Standard Class ticket if you book in advance. UK train companies usually release Advance tickets up to 12 weeks ahead of time, and these can be cheaper than tickets bought on the day of travel.

2. Sign up to Ticket Alert

If you're planning a trip more than 12 weeks ahead, sign up to our Ticket Alert to get notified when Advance tickets are released for your travel date.

3. Use a Railcard

National Railcards offer a 1/3 off eligible train tickets in the UK and can be a great investment if you travel throughout the year. Buy one with us and you'll be able to store it digitally in our app, so you'll always have it on your travels.

4. Book split tickets

Our handy feature SplitSave will 'split' your train journey into multiple tickets, which can be much cheaper than buying a single ticket. Find out more about split tickets.

5. Travel Off-Peak

If you can be flexible with your travel times, Off-Peak and Super Off-Peak tickets are usually cheaper in the UK. Generally, Off-Peak times are any time at weekends and outside of Monday to Friday morning and evening rush hours.

6. Consider a Season Ticket

Best for commuters, if you catch a train on the same route more than 3 times per week, you could save money with a Season Ticket. With annual, monthly, weekly and flexi options available, find out if a Season Ticket for Portsmouth Harbour to Heathrow Airport is right for you.

For more money-saving tips on UK and European train travel, read our cheap train tickets guide.

§Advance adult single fare. Excludes booking fee. Prices seen by Trainline customers in the last 30 days. Availability limited.
† Average savings on advance fares booked at least one week before day of travel vs Anytime fares purchased on day of travel. Subject to availability. Excludes coach.

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