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Cheap flights from Madrid, Spain to London Heathrow Airport from £42

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 23/9. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — LHR
22 Apr — 29 Apr1
1 adult

Cheapflights Tip: The best prices from Madrid Barajas to London Heathrow are usually found in November or January, booked 60 days in advance, depart on a Saturday or Friday and return on a Saturday

Cheap 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 17 April 2025.

Round-trip from

£80

One-way from

£42

Popular in

April

Cheapest in

November

Average price

£235

Good round-trip deal

£135 or less

Good one-way deal

£78 or less
Iberia
  • Iberia
  • 8/10-8/10
  • Nonstop
  • 4h 50m total
  • Madrid to London
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Iberia
  • Iberia
  • 23/9
  • Nonstop
  • 2h 30m total
  • Madrid to London
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Highest demand for flights based on searches. 5% potential increase in price (£7 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£5 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Madrid Barajas to London Heathrow.
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Price to beat on a one-way flight from Madrid Barajas to London Heathrow.
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Find flight deals from Madrid to Heathrow

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 17 April 2025.

Mon 17/1116:45MAD - LHR
Nonstop2h 30mIberia
Mon 1/1210:45LHR - MAD
Nonstop2h 30mIberia
Deal found 16/4£75
Wed 24/907:00MAD - LHR
Nonstop2h 25mBritish Airways
Sat 27/918:45LHR - MAD
Nonstop2h 25mBritish Airways
Deal found 16/4£85
Thu 8/506:35MAD - LHR
1 stop12h 25mMultiple Airlines
Sat 10/518:50LHR - MAD
1 stop15h 40mMultiple Airlines
Deal found 16/4£106
Wed 14/506:20MAD - LHR
1 stop4h 55mBrussels Airlines
Mon 19/511:05LHR - MAD
1 stop8h 00mBrussels Airlines
Deal found 16/4£161
Sat 10/510:05MAD - LHR
1 stop7h 20mSWISS
Mon 12/520:05LHR - MAD
1 stop12h 15mSWISS
Deal found 15/4£168
Sun 27/406:00MAD - LHR
1 stop11h 40mLufthansa
Thu 1/507:25LHR - MAD
1 stop14h 00mLufthansa
Deal found 16/4£182
Thu 3/713:05MAD - LHR
1 stop5h 30mKLM
Mon 7/717:10LHR - MAD
1 stop5h 15mKLM
Deal found 16/4£189

Cheapflights Fare Finder

Customise 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 858,174 searches. Data last updated 17 April 2025.
Use the filters below to find and compare flights from Madrid to London Heathrow Airport that are best for you.

Fly from

Madrid

Fly to

Heathrow

Route

Depart

Return

Price

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Wed 8/10

08:05-09:30

Nonstop2h 25m

London Heathrow

Wed 8/10

20:00-23:25

Nonstop2h 25m

£80

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Wed 24/9

07:00-08:25

Nonstop2h 25m

London Heathrow

Sat 27/9

18:45-22:10

Nonstop2h 25m

£85

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Thu 8/5

06:35-18:00

1 stop12h 25m

London Heathrow

Sat 10/5

18:50-11:30

1 stop15h 40m

£106

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Wed 14/5

06:20-10:15

1 stop4h 55m

London Heathrow

Mon 19/5

11:05-20:05

1 stop8h 00m

£161

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Thu 15/5

19:35-07:55

1 stop13h 20m

London Heathrow

Sat 17/5

18:40-09:20

1 stop13h 40m

£167

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Thu 19/6

06:00-10:45

1 stop5h 45m

London Heathrow

Mon 23/6

17:10-23:25

1 stop5h 15m

£171

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Sun 27/4

06:00-16:40

1 stop11h 40m

London Heathrow

Thu 1/5

07:25-22:25

1 stop14h 00m

£182

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Fri 9/5

13:35-18:50

1 stop6h 15m

London Heathrow

Sat 10/5

19:50-10:15

1 stop13h 25m

£191

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Tue 23/9

15:45-17:15

Nonstop2h 30m

£42

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Wed 21/5

07:00-08:25

Nonstop2h 25m

£42

Flights are sorted by cheapest return flights first.

Deals found on 16/4

Showing 1-10 of 19 results
1
2

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 return 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 return flight from Madrid to Heathrow. Price data was last updated on 11 April 2025.

To ensure you get the cheapest price possible for a flight from Madrid to London Heathrow Airport, you should look to book at least 60 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Madrid to London Heathrow Airport (average of £112). Flying from Madrid to London Heathrow Airport in August is currently the most expensive (average of £164). 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 17 April 2025.

It’s optimal to fly from Madrid to London Heathrow Airport at midday. By choosing this option you can save up to 34% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Madrid to London Heathrow Airport?

Use this chart to determine the cheapest time to fly return from Madrid to Heathrow. Price data was last updated on 30 March 2025.

Travellers seeking maximum savings on their Madrid to London Heathrow Airport flight should consider departing on Saturday at midday when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Madrid to London Heathrow Airport

Explore weekly flight availability from Madrid to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 17 April 2025.

The most flights from MAD to LHR are scheduled on a Wednesday (58 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (38 on average).

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 17 April 2025.
Get a feel of what it's like to fly with Aegean Airlines, KLM and Austrian Airlines from Madrid to London by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aegean Airlines
8.1
Very Good
734 reviews
Check prices

Crew

8.6

Overall

8.1

Entertainment

6.9

Comfort

7.8

Boarding

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Aegean Airlines
8.1
Very Good
734 reviews
Aegean Airlines
8.1
Very Good
734 reviews
Check prices

Crew

8.6

Overall

8.1

Entertainment

6.9

Comfort

7.8

Boarding

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
KLM
7.8
Good
1,326 reviews
Aegean Airlines
8.1
Very Good
734 reviews
Check prices

Crew

8.6

Overall

8.1

Entertainment

6.9

Comfort

7.8

Boarding

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Austrian Airlines
7.6
Good
775 reviews
Aegean Airlines
8.1
Very Good
734 reviews
Check prices

Crew

8.6

Overall

8.1

Entertainment

6.9

Comfort

7.8

Boarding

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
SWISS
7.5
Good
1,580 reviews
Aegean Airlines
8.1
Very Good
734 reviews
Check prices

Crew

8.6

Overall

8.1

Entertainment

6.9

Comfort

7.8

Boarding

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Brussels Airlines
7.4
Good
345 reviews
Aegean Airlines
8.1
Very Good
734 reviews
Check prices

Crew

8.6

Overall

8.1

Entertainment

6.9

Comfort

7.8

Boarding

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

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?

    Madrid Barajas (MAD) is the airport you will fly out of if you book a flight from Madrid to London Heathrow. You should not have trouble finding flights to London Heathrow from Barajas; the airport handles an average of 46 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Madrid airport to London Heathrow. It is only a 8.5 mi journey to Barajas (MAD) from Madrid’s city center.

  • What are the cheapest airlines flying from Madrid to London Heathrow Airport round-trip?

    Iberia, at £80, was found to be the cheapest airline from Madrid to London Heathrow Airport.Alternate airlines flying return to your destination include British Airways and Brussels Airlines. You may be able to fly from Madrid to London Heathrow Airport for 54% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Madrid to London Heathrow Airport one-way?

    One-way options have recently been found by users for as low as £42 on Iberia. Other airlines that offer cheap prices include British Airways from £42 and KLM from £83 one-way.

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

    Consider Japan Airlines (85%), LATAM Airlines (85%) or American Airlines (84%) when booking your flight. These represent the most reliable airlines when flying from Madrid to London Heathrow Airport.

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

    Looking for the cheapest flight from Madrid to London Heathrow Airport? While on average our users pay £685, our data indicates the cheapest price to be £49. The most popular route (Madrid Barajas - London Heathrow), is priced around £78.

  • 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 holiday 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, January is the cheapest month in which you can book a flight from Madrid to London Heathrow Airport (average of £112). Flying from Madrid to London Heathrow Airport in August is currently the most expensive (average of £164). 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 Madrid?

Book flights to Madrid if you plan to visit one of these locations
Hounslow
Deal
Milton Keynes
Gatwick
Luton
Slough
Croydon
Eastbourne
Wembley
Northampton
Hayes
Crawley
Southend-on-Sea
Maidstone
Swindon
Ipswich
Southall
Ilford
Winchester
Folkestone

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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
Madrid to Stansted flights
Madrid to London City flights
Madrid to Luton flights
Madrid to Southend flights

Top 2 airlines flying from Madrid to Heathrow

Discover the top 2 airlines that operate flights from Madrid to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 April 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest£79Average£212FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£87Average£174FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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

When you search for this flight from Madrid to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from Madrid.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Madrid to Heathrow flexibly with Cheapflights today.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Madrid today and book when prices fit your budget.

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