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CrossCountry
Great Western Railway

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Portsmouth to Heathrow Airport by train

First train

3:39 am

Last train

11:53 pm

Departure station

Portsmouth

Arrival station

Heathrow Airport

Journey time

From 1h 38m

Distance

53 miles (85 km)

Frequency

433 trains per day

Changes

1 change

Train operators

CrossCountry, Great Western Railway, Heathrow Express, London Overground, South Western Railway, Southern, Thameslink

Taking the train from Portsmouth to Heathrow Airport in 1 hour 38 minutes

Thinking about taking the train from Portsmouth to Heathrow Airport? We've got you covered.

It usually takes around 3 hours 52 minutes to travel the 85 km from Portsmouth to Heathrow Airport by train, although you can get there in as little as 1 hour 38 minutes on the fastest services. You'll normally find around 433 trains per day running on this route. You'll need to make 1 change along the way as there aren't any direct services on this line.

Train tickets from Portsmouth to Heathrow Airport are usually cheaper when you book in advance compared to 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.

What do people frequently ask 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.

How do you get to Heathrow Airport from Portsmouth?

To travel to Heathrow Airport from Portsmouth, you can take the train - on average, the journey takes around 3 hours and 52 minutes, though the fastest trains can take 1 hour and 38 minutes. Use our Journey Planner to get more information on routes and timetables.

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

Trains from Portsmouth to Heathrow Airport take an average of 3 hours and 52 minutes, although on the fastest services it can take just 1 hour and 38 minutes. You'll usually find 433 trains per day on this route, so use our Journey Planner to check specific dates as times may vary.

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

The quickest journey time between Portsmouth and Heathrow Airport by train is 1 hour and 38 minutes.

Are there direct trains from Portsmouth to Heathrow Airport?

No there are no direct trains running from Portsmouth to Heathrow Airport, you’ll usually need to make around 1 change during the journey.

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

Planning a trip to the UK soon? 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 to Heathrow Airport start at § 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. 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.

4. Travel Off-Peak

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

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.

What are my ticket options for this journey?

If you're like us, you've probably seen the sheer number of ticket types available in the UK and wondered "Why are there so many?!" To help, we've put together a handy guide to the main UK ticket types, simply tap the one you’re interested in to find out more.

* Based on European average monthly visitors to Trainline’s app and website from 1.1.2023 to 10.31.2023 vs other independent retailers.

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