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Cheap flights from Madrid, Spain to London Heathrow Airport from C$ 73

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/5. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — LHR
13 Apr — 20 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Madrid Barajas to London Heathrow are usually found in February or January, booked 64 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Madrid to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Madrid to Heathrow
Explore the most affordable flight options available from Madrid to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 March 2026.

Thu 11/65:30 p.m.
MAD
-
LHR
Nonstop2h 25m
British Airways
Sun 14/66:15 a.m.
LHR
-
MAD
Nonstop2h 25m
British Airways
Deal found 14/3C$ 170
Tue 16/66:25 p.m.
MAD
-
LHR
Nonstop2h 20m
British Airways
Thu 18/612:20 p.m.
LHR
-
MAD
Nonstop2h 30m
British Airways
Deal found 10/3C$ 171
Sat 5/99:00 p.m.
MAD
-
LHR
Nonstop2h 15m
British Airways
Tue 8/96:15 a.m.
LHR
-
MAD
Nonstop2h 25m
British Airways
Deal found 13/3C$ 173
Wed 6/55:30 p.m.
MAD
-
LHR
Nonstop2h 25m
British Airways
Fri 8/512:20 p.m.
LHR
-
MAD
Nonstop2h 30m
British Airways
Deal found 10/3C$ 174
Thu 4/65:30 p.m.
MAD
-
LHR
Nonstop2h 25m
British Airways
Sun 7/66:15 a.m.
LHR
-
MAD
Nonstop2h 25m
British Airways
Deal found 13/3C$ 176
Fri 12/69:00 p.m.
MAD
-
LHR
Nonstop2h 15m
British Airways
Mon 15/612:20 p.m.
LHR
-
MAD
Nonstop2h 30m
British Airways
Deal found 13/3C$ 178
Fri 12/69:00 p.m.
MAD
-
LHR
Nonstop2h 15m
British Airways
Sun 14/66:15 a.m.
LHR
-
MAD
Nonstop2h 25m
British Airways
Deal found 12/3C$ 180
Mon 11/59:00 p.m.
MAD
-
LHR
Nonstop2h 15m
British Airways
Fri 15/54:30 p.m.
LHR
-
MAD
Nonstop2h 35m
British Airways
Deal found 10/3C$ 181
Mon 22/66:25 p.m.
MAD
-
LHR
Nonstop2h 20m
British Airways
Wed 24/66:15 a.m.
LHR
-
MAD
Nonstop2h 25m
British Airways
Deal found 13/3C$ 182
Fri 22/59:00 p.m.
MAD
-
LHR
Nonstop2h 15m
British Airways
Tue 26/58:00 p.m.
LHR
-
MAD
Nonstop2h 25m
British Airways
Deal found 12/3C$ 184
Thu 2/75:30 p.m.
MAD
-
LHR
Nonstop2h 25m
British Airways
Thu 9/76:15 a.m.
LHR
-
MAD
Nonstop2h 25m
British Airways
Deal found 10/3C$ 185

Find flight deals from Madrid to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Madrid (MAD) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 14 March 2026.

Round-trip from

C$ 170

One-way from

C$ 73

Popular in

May

Cheapest in

February

Average price

C$ 313

Good one-way deal

C$ 85 or less
British Airways
  • British Airways
  • 11/6-15/6
  • Nonstop
  • 4h 45m total
  • Madrid to London
Search Deals
British Airways
  • British Airways
  • 20/5
  • Nonstop
  • 2h 25m total
  • Madrid to London
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (C$ 82 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a one-way flight from Madrid Barajas to London Heathrow.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Madrid to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 14 March 2026.
Use the filters below to find and compare flights from Madrid to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Tue 16/6

6:25 p.m.-7:45 p.m.

Nonstop2h 20m

London Heathrow

Tue 23/6

12:20 p.m.-3:50 p.m.

Nonstop2h 30m

C$ 171
Quickest round-trip

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Tue 16/6

9:00 p.m.-10:15 p.m.

Nonstop2h 15m

London Heathrow

Fri 19/6

6:15 a.m.-9:40 a.m.

Nonstop2h 25m

C$ 174

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Tue 12/5

9:00 p.m.-10:15 p.m.

Nonstop2h 15m

London Heathrow

Tue 26/5

8:00 p.m.-11:25 p.m.

Nonstop2h 25m

C$ 195

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Wed 19/8

9:00 p.m.-10:15 p.m.

Nonstop2h 15m

London Heathrow

Sat 22/8

6:15 a.m.-9:40 a.m.

Nonstop2h 25m

C$ 225

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Thu 7/5

7:25 a.m.-2:45 p.m.

1 stop8h 20m

London Heathrow

Mon 11/5

3:30 p.m.-10:45 p.m.

1 stop6h 15m

C$ 244

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Thu 16/4

7:25 a.m.-2:45 p.m.

1 stop8h 20m

London Heathrow

Tue 21/4

3:30 p.m.-10:45 p.m.

1 stop6h 15m

C$ 276

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Thu 2/4

5:45 p.m.-7:10 p.m.

Nonstop2h 25m

London Heathrow

Tue 7/4

6:15 a.m.-9:40 a.m.

Nonstop2h 25m

C$ 298

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Fri 17/4

7:25 a.m.-2:45 p.m.

1 stop8h 20m

London Heathrow

Tue 21/4

3:30 p.m.-10:45 p.m.

1 stop6h 15m

C$ 303

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Mon 27/4

6:20 a.m.-5:05 p.m.

1 stop11h 45m

London Heathrow

Fri 1/5

5:50 p.m.-11:25 p.m.

1 stop4h 35m

C$ 321

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Tue 2/6

6:00 p.m.-10:55 p.m.

1 stop5h 55m

London Heathrow

Fri 5/6

1:45 p.m.-9:25 p.m.

1 stop6h 40m

C$ 347

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/3

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from Madrid to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Madrid with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Madrid to London Heathrow Airport

How far ahead should I book a flight from Madrid to London Heathrow Airport?

Use this chart to determine the optimal time to book a round-trip flight from Madrid to Heathrow. Price data was last updated on 6 March 2026.

The price you pay for your flight from Madrid to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 64 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Madrid to London Heathrow Airport?

Currently, December is the cheapest month in which you can book a flight from Madrid to London Heathrow Airport (average of C$ 139). Flying from Madrid to London Heathrow Airport in August is currently the most expensive (average of C$ 193). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MAD to LHR?

Find hourly flight availability from Madrid to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 14 March 2026.

When flying from Madrid to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 34% versus a flight at noon.

How much does it cost to fly round-trip from Madrid to London Heathrow Airport?

Related info for your journey

Find useful and relevant information for your journey from Madrid to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Madrid to London Heathrow?

    If you book a flight to London Heathrow from Madrid, you will be flying from Barajas, which is the city’s only airport. Madrid Barajas (MAD) is located 13.6 km from the centre of Madrid. There are 61 flights from Barajas to London Heathrow per day from 0 different airlines.

  • How long is the flight from Madrid to London Heathrow Airport?

    There are many flights that can get you from Madrid to London Heathrow Airport in 2h 20m. Fly via British Airways to get the fastest option. The distance from Madrid to London Heathrow Airport is about 1244 km. All flights are typically direct.

  • What are the most reliable airlines from Madrid to London Heathrow Airport?

    The top 3 most reliable airlines when flying from Madrid to London Heathrow Airport are Iberia (81%), British Airways (81%) and Qatar Airways (80%).

  • What are the cheapest flights from Madrid to London Heathrow Airport?

    The cheapest flight price from Madrid to London Heathrow Airport is C$ 76. On average you can expect to pay C$ 128. The most popular route, (Madrid Barajas - London Heathrow), can usually be booked for C$ 237.

  • Can I find deals for flights from Madrid to Heathrow that include hotel bookings?

    Yes. In addition to deals on Madrid to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Madrid to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Madrid to Heathrow.

  • Can I find deals for business class flights from Madrid to Heathrow?

    Yes. Cheapflights offers flight deals from Madrid to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Madrid to London Heathrow Airport?

    Currently, December is the cheapest month in which you can book a flight from Madrid to London Heathrow Airport (average of C$ 139). Flying from Madrid to London Heathrow Airport in August is currently the most expensive (average of C$ 193). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Twickenham
Sutton
Gatwick
Slough
Marlow
Cobham
Leamington Spa
Romford
Watford
Bedford
Luton
High Wycombe
Stratford-upon-Avon
Hounslow
Moreton-in-Marsh

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Madrid to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
Madrid to Gatwick flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Madrid to Heathrow?

Cheapflights helps you search for flights from Madrid to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Madrid to Heathrow?

Millions of users choose and trust Cheapflights to book the best flight deals from Madrid to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Madrid to Heathrow with no change fees?

Yes! Cheapflights helps users easily find flights from Madrid to Heathrow with no change fees.

Can Cheapflights notify me if prices for flights from Madrid to Heathrow become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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