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Cheap flights from Spain to London Heathrow Airport from £16

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 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — LHR
15 Feb — 22 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Spain to Heathrow

Keep the following information in mind while searching for Spain to Heathrow flight deals. Data was last updated 16 January 2026.

Round-trip from

£51

One-way from

£16

Popular in

August

Cheapest in

November

Average price

£50

Good round-trip deal

£79 or less

Good one-way deal

£27 or less
Vueling
  • Vueling
  • 24/3-28/3
  • Nonstop
  • 4h 40m total
  • Spain to London
Search Deals
Vueling
  • Vueling
  • 2/5
  • Nonstop
  • 1h 55m total
  • Spain to London
Search Deals
Highest demand for flights based on searches. 26% potential increase in price (£19 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Spain to London Heathrow.
Search Deals
Price to beat on a one-way flight from Spain to London Heathrow.
Search Deals

Find flight deals from Spain to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Spain to Heathrow
Explore the most affordable flight options available from Spain to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 January 2026.

Tue 24/318:40
BCN
-
LHR
Nonstop2h 25m
Vueling
Sat 28/320:50
LHR
-
BCN
Nonstop2h 15m
Vueling
Deal found 16/1£51
Wed 25/213:50
BIO
-
LHR
Nonstop1h 55m
Vueling
Sat 28/215:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Deal found 14/1£51
Thu 5/313:50
BIO
-
LHR
Nonstop1h 55m
Vueling
Mon 9/315:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Deal found 16/1£52
Mon 23/318:40
BCN
-
LHR
Nonstop2h 25m
Vueling
Sat 28/320:50
LHR
-
BCN
Nonstop2h 15m
Vueling
Deal found 16/1£54
Mon 23/213:50
BIO
-
LHR
Nonstop1h 55m
Vueling
Thu 26/215:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Deal found 15/1£54
Thu 26/213:50
BIO
-
LHR
Nonstop1h 55m
Vueling
Mon 2/315:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Deal found 15/1£54
Tue 3/213:50
BIO
-
LHR
Nonstop1h 55m
Vueling
Thu 5/215:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Deal found 14/1£57
Mon 23/318:40
BCN
-
LHR
Nonstop2h 25m
Vueling
Sun 29/320:50
LHR
-
BCN
Nonstop2h 20m
Vueling
Deal found 16/1£57
Sat 7/213:50
BIO
-
LHR
Nonstop1h 55m
Vueling
Wed 11/215:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Deal found 15/1£57
Fri 27/213:50
BIO
-
LHR
Nonstop1h 55m
Vueling
Wed 4/315:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Deal found 14/1£58
Tue 27/113:50
BIO
-
LHR
Nonstop1h 55m
Vueling
Wed 28/115:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Deal found 15/1£59
Wed 11/313:50
BIO
-
LHR
Nonstop1h 55m
Vueling
Mon 16/315:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Deal found 14/1£60

Cheapflights Fare Finder

 
Customise your flight search to find flights from Spain 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 16 January 2026.
Use the filters below to find and compare flights from Spain to London Heathrow Airport that are best for you.

Fly from

Spain

Fly to

Heathrow

Route

Depart

Return

Price

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Tue 3/3

18:40-20:05

Nonstop2h 25m

London Heathrow

Tue 17/3

20:50-00:05

Nonstop2h 15m

£67

BilbaoLondon

BIO - LHR

BIOLHR

Bilbao

Thu 26/2

13:50-14:45

Nonstop1h 55m

London Heathrow

Mon 2/3

20:50-08:20

1 stop10h 30m

£69

BilbaoLondon

BIO - LHR

BIOLHR

Bilbao

Mon 2/3

22:05-09:10

1 stop12h 05m

London Heathrow

Tue 10/3

15:30-18:35

Nonstop2h 05m

£75

BilbaoLondon

BIO - LHR

BIOLHR

Bilbao

Tue 10/2

13:50-14:45

Nonstop1h 55m

London Heathrow

Wed 11/2

20:50-10:25

1 stop12h 35m

£75

BilbaoLondon

BIO - LHR

BIOLHR

Bilbao

Mon 26/1

22:05-09:10

1 stop12h 05m

London Heathrow

Wed 28/1

15:30-18:35

Nonstop2h 05m

£77

BilbaoLondon

BIO - LHR

BIOLHR

Bilbao

Mon 2/3

13:50-14:45

Nonstop1h 55m

London Heathrow

Mon 9/3

20:50-08:20

1 stop10h 30m

£77

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Mon 23/2

07:00-14:45

1 stop8h 45m

London Heathrow

Tue 24/2

15:30-23:05

1 stop6h 35m

£84

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Fri 6/3

07:00-14:45

1 stop8h 45m

London Heathrow

Mon 9/3

20:50-00:05

Nonstop2h 15m

£86

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Thu 5/2

07:00-14:45

1 stop8h 45m

London Heathrow

Mon 9/2

09:55-13:05

Nonstop2h 10m

£87

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Wed 18/3

12:00-13:30

Nonstop2h 30m

London Heathrow

Sun 22/3

08:25-11:55

Nonstop2h 30m

£90

Flights are sorted by cheapest return flights first.

Deals found on 15/1

Showing 1-10 of 60 results
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Best time to book a flight from Spain to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Spain 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 Spain to London Heathrow Airport

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

Currently, July is the cheapest month in which you can book a flight from Spain to London Heathrow Airport (average of £22). Flying from Spain to London Heathrow Airport in May is currently the most expensive (average of £74). 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 ES to LHR?

Find hourly flight availability from Spain 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 16 January 2026.

Unlike at midday, when flights are generally more expensive, you can save up to 60% on flights from Spain to London Heathrow Airport by exploring options for tickets in the evening.

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

Use this chart to determine the cheapest time to fly return from Spain to Heathrow. Price data was last updated on 10 January 2026.

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

Weekly flight availability from Spain to London Heathrow Airport

Explore weekly flight availability from Spain 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 16 January 2026.

The most flights from ES0 to LHR are scheduled on a Thursday (77 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (41 on average).

How often are flights from Spain to London delayed?

About 15% of weekly flights between Spain and London have experienced delays in the past year, with the average delay time being 112 minutes.

What is the most punctual flight time for Spain to London flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Spain to London flights?

Over the past year, Iberia have had the lowest number of delays on this route, with just 10% of flights being delayed.

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 16 January 2026.
Read through reviews of airlines operating flights from Spain to London Heathrow Airport, such as Vueling, Iberia, andBritish Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Vueling
7.1
Good
1,229 reviews
Check prices

Crew

7.7

Entertainment

5.9

Overall

7.1

Food

6.2

Comfort

6.8

Boarding

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2024

BCN - DUB

My tv was not working and I had to switch seats 3 times. Other than that excellent experience.
Vueling
7.1
Good
1,229 reviews
Vueling
7.1
Good
1,229 reviews
Check prices

Crew

7.7

Entertainment

5.9

Overall

7.1

Food

6.2

Comfort

6.8

Boarding

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2024

BCN - DUB

My tv was not working and I had to switch seats 3 times. Other than that excellent experience.
Iberia
7.0
Good
3,087 reviews
Vueling
7.1
Good
1,229 reviews
Check prices

Crew

7.7

Entertainment

5.9

Overall

7.1

Food

6.2

Comfort

6.8

Boarding

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2024

BCN - DUB

My tv was not working and I had to switch seats 3 times. Other than that excellent experience.
British Airways
6.7
Okay
7,680 reviews
Vueling
7.1
Good
1,229 reviews
Check prices

Crew

7.7

Entertainment

5.9

Overall

7.1

Food

6.2

Comfort

6.8

Boarding

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2024

BCN - DUB

My tv was not working and I had to switch seats 3 times. Other than that excellent experience.

Related info for your journey

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

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

    A quick flight from Spain to London Heathrow Airport can take about 2h 25m. Vueling provides one of the quickest options available for as low as £67. Airlines will cover a distance of 713 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    To fly one-way, consider booking your trip with Vueling, which is currently one of the cheapest options available, starting at £17. Iberia flights start at £31 while deals on British Airways start at £39 one-way.

  • What are the most popular routes from Spain to London Heathrow Airport?

    When deciding which route to take from Spain to London Heathrow Airport consider Madrid Barajas - London Heathrow, Barcelona-El Prat - London Heathrow or Malaga - London Heathrow as they are the most popular.

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

    Consider Iberia (85%), Japan Airlines (85%) or British Airways (85%) when booking your flight. These represent the most reliable airlines when flying from Spain to London Heathrow Airport.

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

    Looking at all options, your cheapest flight can be booked for £29. While the most popular route (Madrid Barajas - London Heathrow) can be booked for £69 on average, our data indicates £226 when flying from Spain to London Heathrow Airport.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Spain 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 Spain to London Heathrow Airport?

    Currently, July is the cheapest month in which you can book a flight from Spain to London Heathrow Airport (average of £22). Flying from Spain to London Heathrow Airport in May is currently the most expensive (average of £74). 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
Milton Keynes
Croydon
Luton
Northampton
Slough
Gatwick
Hounslow
Wembley
Ilford
Brentford
Hayes
Colchester
Watford
Crawley
Kingston upon Thames
Swindon
Bedford
Chelmsford
Eastbourne
Romford

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Spain to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
Charles de Gaulle to Heathrow flights
Frederic Chopin to Heathrow flights
Madrid to Gatwick flights
Charles de Gaulle to Gatwick flights
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Duesseldorf Intl to Heathrow flights
Frederic Chopin to Stansted flights
Frankfurt to Luton flights
Beauvais-Tille to Stansted flights
Malpensa to Heathrow flights
Orly to Heathrow flights
Vienna to Gatwick flights
Orly to Gatwick flights
Madrid to Heathrow flights
Madrid to London City flights
Vienna to Heathrow flights
Vienna to London City flights
Beauvais-Tille to Luton flights
Vienna to Stansted flights
Duesseldorf Intl to Stansted flights
Malpensa to London City flights
Barcelona-El Prat to Gatwick flights
Charles de Gaulle to Southend flights
Amsterdam to Gatwick flights
Vienna to Luton flights
Amsterdam to Stansted flights
Barcelona-El Prat to Luton flights
Lisbon to Gatwick flights
Malpensa to Luton flights
Lyon to Gatwick flights
Amsterdam to Luton flights
Madrid to Southend flights
Frederic Chopin to London City flights
Duesseldorf Intl to Luton flights
Frankfurt to London City flights
Dublin to Gatwick flights
Amsterdam to Heathrow flights
Leonardo da Vinci/Fiumicino to Heathrow flights
Amsterdam to London City flights
Duesseldorf Intl to London City flights
Beauvais-Tille to Gatwick flights
Barcelona-El Prat to London City flights
Dublin to Stansted flights
Dublin to Luton flights
Amsterdam to Southend flights
Malpensa to Stansted flights
Nantes to Heathrow flights
Barcelona-El Prat to Stansted flights

Top 3 airlines flying from Spain to Heathrow

Discover the top 3 airlines that operate flights from Spain 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 16 January 2026.
AirlineCheapestAverageFlexibilityOn-time
VuelingCheapest£52Average£138FlexibilityNo cancel feeOn-time88%
Search Vueling flights
British AirwaysCheapest£78Average£188FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IberiaCheapest£85Average£201FlexibilityNo cancel feeOn-time77%
Search Iberia flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for Spain to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights helps you find that perfect flight to Heathrow from Spain by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Need flexible booking options for your flight to Heathrow from Spain? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Spain 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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