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Cheap flights from Spain to London Heathrow Airport from £23

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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — LHR
4 May — 11 May1
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 29 April 2025.

Round-trip from

£61

One-way from

£23

Popular in

August

Cheapest in

January

Average price

£95

Good round-trip deal

£14 or less

Good one-way deal

£43 or less
Vueling
  • Vueling
  • 28/5-3/6
  • Nonstop
  • 3h 55m total
  • Spain to London
Search Deals
Vueling
  • Vueling
  • 12/5
  • Nonstop
  • 2h 25m total
  • Spain to London
Search Deals
Highest demand for flights based on searches. 26% potential increase in price (£23 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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.
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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 29 April 2025.

Wed 7/507:30BCN - LHR
Nonstop2h 40mVueling
Mon 12/520:50LHR - BCN
Nonstop2h 15mVueling
Deal found 29/4£57
Wed 28/513:55BIO - LHR
Nonstop1h 50mVueling
Tue 3/615:30LHR - BIO
Nonstop2h 05mVueling
Deal found 28/4£61
Sat 20/1220:35BCN - LHR
Nonstop2h 25mBritish Airways
Sat 3/106:05LHR - BCN
Nonstop2h 05mBritish Airways
Deal found 29/4£66
Sat 4/1017:45MAD - LHR
Nonstop2h 25mIberia
Tue 7/1019:10LHR - MAD
Nonstop2h 25mIberia
Deal found 28/4£85
Tue 13/508:15ALC - LHR
1 stop10h 45mMultiple Airlines
Tue 20/518:50LHR - ALC
1 stop23h 25mMultiple Airlines
Deal found 29/4£92
Wed 24/907:00MAD - LHR
Nonstop2h 25mMultiple Airlines
Thu 25/919:10LHR - MAD
Nonstop2h 25mMultiple Airlines
Deal found 28/4£92
Sat 3/507:00MAD - LHR
Nonstop2h 25mBritish Airways
Sat 10/518:45LHR - MAD
Nonstop2h 25mBritish Airways
Deal found 28/4£94
Mon 26/509:00PMI - LHR
1 stop10h 00mMultiple Airlines
Mon 2/618:50LHR - PMI
1 stop25h 45mMultiple Airlines
Deal found 28/4£97
Thu 8/507:45BCN - LHR
Nonstop2h 25mMultiple Airlines
Mon 12/520:50LHR - BCN
Nonstop2h 15mMultiple Airlines
Deal found 28/4£100
Thu 9/1021:15VLC - LHR
Nonstop2h 30mBritish Airways
Sun 12/1006:35LHR - VLC
Nonstop2h 20mBritish Airways
Deal found 28/4£101
Thu 19/606:50AGP - LHR
1 stop8h 55mVueling
Mon 23/618:50LHR - AGP
1 stop15h 40mVueling
Deal found 28/4£102
Tue 25/1112:35AGP - LHR
Nonstop3h 05mBritish Airways
Thu 27/1107:05LHR - AGP
Nonstop2h 55mBritish Airways
Deal found 28/4£104

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 29 April 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

Wed 28/5

13:55-14:45

Nonstop1h 50m

London Heathrow

Tue 3/6

15:30-18:35

Nonstop2h 05m

£61

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Thu 5/6

07:30-09:10

Nonstop2h 40m

London Heathrow

Sat 7/6

20:50-00:05

Nonstop2h 15m

£63

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Sat 4/10

17:45-19:10

Nonstop2h 25m

London Heathrow

Tue 7/10

19:10-22:35

Nonstop2h 25m

£85

MálagaLondon

AGP - LHR

AGPLHR

Malaga

Thu 19/6

06:50-14:45

1 stop8h 55m

London Heathrow

Mon 23/6

18:50-11:30

1 stop15h 40m

£88

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Thu 2/10

21:15-22:25

Nonstop2h 10m

London Heathrow

Mon 6/10

19:25-22:40

Nonstop2h 15m

£91

AlicanteLondon

ALC - LHR

ALCLHR

Alicante

Tue 13/5

08:15-18:00

1 stop10h 45m

London Heathrow

Tue 20/5

18:50-19:15

1 stop23h 25m

£92

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Wed 24/9

07:00-08:25

Nonstop2h 25m

London Heathrow

Thu 25/9

19:10-22:35

Nonstop2h 25m

£92

Palma de MallorcaLondon

PMI - LHR

PMILHR

Palma de Mallorca Son Sant Joan

Mon 26/5

09:00-18:00

1 stop10h 00m

London Heathrow

Mon 2/6

18:50-21:35

1 stop25h 45m

£97

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Fri 3/10

20:40-21:55

Nonstop2h 15m

London Heathrow

Mon 6/10

20:00-23:25

Nonstop2h 25m

£101

MálagaLondon

AGP - LHR

AGPLHR

Malaga

Fri 16/5

06:50-14:45

1 stop8h 55m

London Heathrow

Sun 18/5

18:50-07:20

1 stop11h 30m

£103

Flights are sorted by cheapest return flights first.

Deals found on 29/4

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 29 April 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 29 April 2025.

The most flights from ES0 to LHR are scheduled on a Tuesday (57 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (37 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 29 April 2025.
Get a feel of what it's like to fly with Aegean Airlines, KLM and LOT from Spain to London by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Entertainment

6.9

Comfort

7.8

Overall

8.1

Crew

8.6

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
739 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Entertainment

6.9

Comfort

7.8

Overall

8.1

Crew

8.6

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
1,333 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Entertainment

6.9

Comfort

7.8

Overall

8.1

Crew

8.6

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
LOT
7.6
Good
1,069 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Entertainment

6.9

Comfort

7.8

Overall

8.1

Crew

8.6

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
Finnair
7.6
Good
1,273 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Entertainment

6.9

Comfort

7.8

Overall

8.1

Crew

8.6

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
780 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Entertainment

6.9

Comfort

7.8

Overall

8.1

Crew

8.6

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 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 £23. Iberia flights start at £40 while deals on British Airways start at £46 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, Malaga - London Heathrow or Palma de Mallorca Son Sant Joan - London Heathrow as they are the most popular.

  • What are the most reliable airlines from Spain 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 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 £40. While the most popular route (Madrid Barajas - London Heathrow) can be booked for £75 on average our data indicates £783 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 Spain?

Book flights to Spain if you plan to visit one of these locations
Deal
Hounslow
Milton Keynes
Gatwick
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Slough
Croydon
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Northampton
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Southend-on-Sea
Crawley
Wembley
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Maidstone
Winchester
Swindon
Folkestone
Dartford

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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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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 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
VuelingCheapest£52Average£119FlexibilityNo cancel feeOn-time88%
Search Vueling flights
IberiaCheapest£79Average£185FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£87Average£194FlexibilityNo 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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