€42 Cheap Flights Madrid to London (MAD-LHR)

View €42 flight on Sun, 7 Dec 2025Opens in a new window

Popular airlines from Adolfo Suarez Madrid-Barajas Airport (MAD) to Heathrow Airport (LHR)

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Cheap flights from Madrid to London (MAD-LHR)

Prices were available within the past 7 days and start at €42 for one-way flights and €101 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Sat, 27 Dec - Wed, 31 Dec
MAD
Madrid
LHR
London
€101 Return, found 6 days ago
€101
Return
found 6 days ago
Select British Airways flight, departing Sat, 27 Dec from Madrid to London, returning Wed, 31 Dec, priced at €101 found 6 days ago
Iberia
Sat, 13 Jun - Mon, 22 Jun
MAD
Madrid
LHR
London
€101 Return, found 7 hours ago
€101
Return
found 7 hours ago
Select Iberia flight, departing Sat, 13 Jun from Madrid to London, returning Mon, 22 Jun, priced at €101 found 7 hours ago
Iberia
Wed, 26 Nov - Sun, 30 Nov
MAD
Madrid
LHR
London
€104 Return, found 5 days ago
€104
Return
found 5 days ago
Select Iberia flight, departing Wed, 26 Nov from Madrid to London, returning Sun, 30 Nov, priced at €104 found 5 days ago
British Airways
Sat, 25 Oct - Fri, 31 Oct
MAD
Madrid
LHR
London
€104 Return, found 9 hours ago
€104
Return
found 9 hours ago
Select British Airways flight, departing Sat, 25 Oct from Madrid to London, returning Fri, 31 Oct, priced at €104 found 9 hours ago
Iberia
Sat, 13 Jun - Mon, 22 Jun
MAD
Madrid
LHR
London
€106 Return, found 7 hours ago
€106
Return
found 7 hours ago
Select Iberia flight, departing Sat, 13 Jun from Madrid to London, returning Mon, 22 Jun, priced at €106 found 7 hours ago
British Airways
Sat, 27 Dec - Wed, 31 Dec
MAD
Madrid
LHR
London
€108 Return, found 6 days ago
€108
Return
found 6 days ago
Select British Airways flight, departing Sat, 27 Dec from Madrid to London, returning Wed, 31 Dec, priced at €108 found 6 days ago
Iberia
Thu, 27 Nov - Sun, 30 Nov
MAD
Madrid
LHR
London
€109 Return, found 5 days ago
€109
Return
found 5 days ago
Select Iberia flight, departing Thu, 27 Nov from Madrid to London, returning Sun, 30 Nov, priced at €109 found 5 days ago
Swiss International Air Lines
Wed, 10 Sep - Mon, 15 Sep
MAD
Madrid
LHR
London
€188 Return, found 5 days ago
€188
Return
found 5 days ago
Select Swiss International Air Lines flight, departing Wed, 10 Sep from Madrid to London, returning Mon, 15 Sep, priced at €188 found 5 days ago
Brussels Airlines
Sat, 27 Dec - Wed, 31 Dec
MAD
Madrid
LHR
London
€189 Return, found 6 days ago
€189
Return
found 6 days ago
Select Brussels Airlines flight, departing Sat, 27 Dec from Madrid to London, returning Wed, 31 Dec, priced at €189 found 6 days ago
Lufthansa
Fri, 17 Oct - Sun, 19 Oct
MAD
Madrid
LHR
London
€201 Return, found 11 hours ago
€201
Return
found 11 hours ago
Select Lufthansa flight, departing Fri, 17 Oct from Madrid to London, returning Sun, 19 Oct, priced at €201 found 11 hours ago

Find the cheapest month to fly from Madrid (MAD) to London (LHR)

November is typically the cheapest month to fly

From €89 - €181 per traveller.

Graph displaying average flight prices per month

Madrid to London route information
Origin airport
Adolfo Suárez Madrid-Barajas
Destination airport
Heathrow
Airlines serving
Air France, British Airways, Brussels Airlines, Iberia, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal
Return price
€100
Distance
1239 km
Average flight time
1 hour 22 mins

Perfect flights from Madrid to London

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Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Adolfo Suárez Madrid-Barajas to Heathrow ticket options cater to your travel preferences, with incredible one-way fares from €42 and roundtrip prices from €101. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Heathrow and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in London.

Frequently asked questions

How much is a flight from Adolfo Suarez Madrid-Barajas Airport (MAD) to London Heathrow?
The lowest price advertised for a round-trip journey from Madrid Airport to LHR is €101. But you better get moving. This price is based on fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from MAD to Heathrow Airport?
Each air carrier has its own set of terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from Madrid Airport to Heathrow Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Madrid Airport to Heathrow Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Madrid–Barajas Airport to LHR?
Forget about a movie marathon on this flight — it's just 1,250 kilometres from Madrid to Hounslow. Sit down, order some snacks and you'll be in Hounslow before long.
Which airlines fly direct from Madrid–Barajas Airport to London Heathrow?
Iberia (IB) is one of the preferred choices for travellers jetting between MAD and Heathrow Airport (LHR). Select from the 243 flights it operates on this route each month. After more options? Check out the fares with British Airways (BA). This carrier offers 169 flights every month between these airports.
Are Madrid Airport to London Heathrow flight tickets cheaper when they're purchased at the last minute?
It is possible to nab an awesome last-minute deal from Adolfo Suarez Madrid-Barajas Airport (MAD) to Heathrow Airport, but it's also possible to miss out altogether! As many airlines release seats up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to book when you spot a bargain. Expedia compares air carrier prices and updates flight deals often, so you can be sure you're always getting the latest offers.

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