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Great Western Railway
Heathrow Express

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Heathrow Airport to Slough by train

First train

04:15

Last train

00:15

Departure station

Heathrow Airport

Arrival station

Slough

Journey time

From 21m

Distance

7 miles (11 km)

Frequency

177 trains per day

Changes

1 change

Train operators

Great Western Railway, Heathrow Express

Taking the train from Heathrow Airport to Slough in 21 minutes

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

It usually takes around 37 minutes to travel the 7 miles (11 km) from Heathrow Airport to Slough by train, although you can get there in as little as 21 minutes on the fastest services. You'll normally find around 177 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. During your journey, you'll either be travelling with Great Western Railway or Heathrow Express, as they are the main operators of services on this route.

Book train tickets from Heathrow Airport to Slough in advance instead of buying them on the day and you'll snap up the cheapest fares. We'll always highlight the cheapest prices in our Journey Planner, for example when you travel at Off-Peak times or use a Railcard.

If you're feeling ready to book, start looking for cheap train tickets with us today. Keep reading for more information on the journey to Slough by train, or check our timetable above to view live train times.

FAQs about the train journey from Heathrow Airport to Slough

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

How do you travel to Slough from Heathrow Airport?

To get to Slough from Heathrow Airport, why not take the train? With 177 trains per day and an average journey time of 37 minutes, taking the train is a great way to travel. See our Journey Planner for up-to-date times and prices.

How long does it take to get from Heathrow Airport to Slough by train?

On average, it takes around 37 minutes to travel from Heathrow Airport to Slough by train, although you can get there in 21 minutes on the fastest services. With 177 trains per day running on this route, journey times may vary, so check our Journey Planner for more information.

How fast can trains travel from Heathrow Airport to Slough?

The fastest time a train can travel the 7 miles (11 km) from Heathrow Airport to Slough is 21 minutes.

Are there any direct trains from Heathrow Airport to Slough?

There are no direct trains that run between Heathrow Airport and Slough. You’ll need to make at least 1 change along the way.

Cheap train tickets from Heathrow Airport to Slough

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 Heathrow Airport to Slough 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.

† 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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