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Cheap flights from Spain to London Heathrow Airport from £32

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — LHR
23 Aug — 30 Aug1
1 adult

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 18 August 2025.

Round-trip from

£59

One-way from

£32

Popular in

August

Cheapest in

January

Average price

£134

Good round-trip deal

£72 or less

Good one-way deal

£50 or less
Vueling
  • Vueling
  • 25/9-29/9
  • Nonstop
  • 4h 55m total
  • Spain to London
Search Deals
Vueling
  • Vueling
  • 10/9
  • Nonstop
  • 1h 50m total
  • Spain to London
Search Deals
Highest demand for flights based on searches. 25% potential increase in price (£19 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
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

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 18 August 2025.

Thu 25/907:30BCN - LHR
Nonstop2h 40mVueling
Mon 29/920:50LHR - BCN
Nonstop2h 15mVueling
Deal found 17/8£59
Tue 30/907:30BCN - LHR
Nonstop2h 40mVueling
Tue 7/1020:50LHR - BCN
Nonstop2h 15mVueling
Deal found 16/8£60
Thu 4/1213:50BIO - LHR
Nonstop1h 55mVueling
Fri 5/1215:30LHR - BIO
Nonstop2h 05mVueling
Deal found 17/8£63
Sun 30/1113:50BIO - LHR
Nonstop1h 55mVueling
Tue 2/1215:30LHR - BIO
Nonstop2h 05mVueling
Deal found 17/8£63
Fri 26/907:30BCN - LHR
Nonstop2h 40mVueling
Tue 30/920:50LHR - BCN
Nonstop2h 15mVueling
Deal found 17/8£64
Thu 18/907:30BCN - LHR
Nonstop2h 40mVueling
Mon 22/920:50LHR - BCN
Nonstop2h 15mVueling
Deal found 17/8£65
Wed 17/913:55BIO - LHR
Nonstop1h 50mVueling
Tue 23/915:30LHR - BIO
Nonstop2h 05mVueling
Deal found 17/8£65
Tue 9/907:30BCN - LHR
Nonstop2h 40mVueling
Tue 30/920:50LHR - BCN
Nonstop2h 15mVueling
Deal found 16/8£66
Wed 29/1013:50BIO - LHR
Nonstop1h 55mVueling
Sat 1/1115:30LHR - BIO
Nonstop2h 05mVueling
Deal found 18/8£66
Thu 18/913:55BIO - LHR
Nonstop1h 50mVueling
Tue 30/915:30LHR - BIO
Nonstop2h 05mVueling
Deal found 17/8£69
Sun 9/1107:30BCN - LHR
Nonstop2h 40mVueling
Sat 15/1120:50LHR - BCN
Nonstop2h 15mVueling
Deal found 17/8£72
Tue 16/907:30BCN - LHR
Nonstop2h 40mVueling
Sat 20/920:50LHR - BCN
Nonstop2h 15mVueling
Deal found 17/8£72

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 18 August 2025.
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

BilbaoLondon

BIO - LHR

BIOLHR

Bilbao

Thu 8/1

13:50-14:45

Nonstop1h 55m

London Heathrow

Sun 11/1

15:30-18:35

Nonstop2h 05m

£65

BilbaoLondon

BIO - LHR

BIOLHR

Bilbao

Wed 17/9

13:55-14:45

Nonstop1h 50m

London Heathrow

Tue 23/9

15:30-18:35

Nonstop2h 05m

£65

BilbaoLondon

BIO - LHR

BIOLHR

Bilbao

Thu 18/9

13:55-14:45

Nonstop1h 50m

London Heathrow

Tue 30/9

15:30-18:35

Nonstop2h 05m

£69

BilbaoLondon

BIO - LHR

BIOLHR

Bilbao

Thu 25/9

13:55-14:45

Nonstop1h 50m

London Heathrow

Tue 30/9

15:30-18:35

Nonstop2h 05m

£69

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Sat 8/11

18:40-20:05

Nonstop2h 25m

London Heathrow

Tue 11/11

09:55-13:05

Nonstop2h 10m

£69

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Thu 16/10

07:30-09:10

Nonstop2h 40m

London Heathrow

Tue 21/10

20:50-00:05

Nonstop2h 15m

£71

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Fri 26/9

07:30-09:10

Nonstop2h 40m

London Heathrow

Tue 30/9

20:50-00:05

Nonstop2h 15m

£71

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Tue 30/9

07:30-09:10

Nonstop2h 40m

London Heathrow

Tue 7/10

20:50-00:05

Nonstop2h 15m

£71

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Wed 5/11

07:30-09:10

Nonstop2h 40m

London Heathrow

Sat 22/11

20:50-00:05

Nonstop2h 15m

£71

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Wed 1/10

07:30-09:10

Nonstop2h 40m

London Heathrow

Sat 4/10

20:50-00:05

Nonstop2h 15m

£71

Flights are sorted by cheapest return flights first.

Deals found on 17/8

Showing 1-10 of 60 results
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6

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, January is the cheapest month in which you can book a flight from Spain to London Heathrow Airport (average of £112). Flying from Spain 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 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 18 August 2025.

When flying from Spain to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 18 August 2025.

The most flights from ES0 to LHR are scheduled on a Saturday (56 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (33 on average).

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 18 August 2025.
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
1,179 reviews
Check prices

Boarding

7.1

Entertainment

5.8

Comfort

6.8

Overall

7.1

Crew

7.7

Food

6.1

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
1,179 reviews
Vueling
7.1
Good
1,179 reviews
Check prices

Boarding

7.1

Entertainment

5.8

Comfort

6.8

Overall

7.1

Crew

7.7

Food

6.1

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
2,884 reviews
Vueling
7.1
Good
1,179 reviews
Check prices

Boarding

7.1

Entertainment

5.8

Comfort

6.8

Overall

7.1

Crew

7.7

Food

6.1

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
7,277 reviews
Vueling
7.1
Good
1,179 reviews
Check prices

Boarding

7.1

Entertainment

5.8

Comfort

6.8

Overall

7.1

Crew

7.7

Food

6.1

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.

  • 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 £32. British Airways flights start at £36 while deals on Iberia start at £52 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 Vueling (75%), Iberia (74%) or British Airways (74%) 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 £42. While the most popular route (Madrid Barajas - London Heathrow) can be booked for £77 on average our data indicates £222 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, January is the cheapest month in which you can book a flight from Spain to London Heathrow Airport (average of £112). Flying from Spain 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 London Heathrow Airport?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Spain to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Duesseldorf Intl to London City flights
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Duesseldorf Intl to Stansted flights
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Frankfurt-Hahn to Stansted flights
Frankfurt to Southend flights
Hamburg to Heathrow flights
Amsterdam to London City flights
Barcelona-El Prat to Stansted flights
Orly to Gatwick flights
Bruxelles-National to Gatwick flights
Copenhagen to Heathrow flights
Frederic Chopin to London City flights
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Vicenza to Gatwick flights
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Barcelona-El Prat to Luton flights
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Florence to Heathrow 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 18 August 2025.
AirlineCheapestAverageFlexibilityOn-time
VuelingCheapest£52Average£122FlexibilityNo cancel feeOn-time88%
Search Vueling flights
IberiaCheapest£78Average£187FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£80Average£180FlexibilityNo cancel feeOn-time70%
Search British Airways 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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