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 £29. British Airways flights start at £37 while deals on Iberia start at £40 one-way.

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.

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).

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 Ibiza - London Heathrow as they are the most popular.

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

Looking at all options, your cheapest flight can be booked for £62. While the most popular route (Madrid Barajas - London Heathrow) can be booked for £84 on average our data indicates £195 when flying from Spain to London Heathrow Airport.

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

Consider Vueling (84%), Iberia (83%) or British Airways (83%) when booking your flight. These represent the most reliable airlines when flying from Spain to London Heathrow Airport.

How far in advance should I book a flight from Spain to London Heathrow Airport?

To save up to 37% on this flight, we recommend booking at least 50 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Spain to London Heathrow Airport from £73 1-2 weeks out and tickets from £73 for flights departing within the next 72 hours.

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

Due to multiple factors, expect to potentially pay more when booking in August. For low rates, January can be a great choice for travel to London Heathrow Airport. Flights to London Heathrow Airport from Spain in January are about £82 on average during January, but can be found for as low as £16.

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.

£29+ Flights from Spain to London Heathrow Airport

Cheap flight deals from Spain to Heathrow

Round-trip from	£71
One-way from	£29
Popular in	August
Cheapest in	January
Average price	£96
Good round-trip deal	£39 or less
Good one-way deal	£50 or less

Vueling
17/9-1/10
Nonstop
4h 55m total
Spain to London

Search Deals

Vueling
2/10
Nonstop
2h 25m total
Spain to London

Search Deals

Highest demand for flights based on searches. 25% potential increase in price (£20 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 July 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 10 July 2025.

Wed 17/907:30BCN - LHR

Nonstop2h 40mVueling

Wed 1/1020:50LHR - BCN

Nonstop2h 15mVueling

Deal found 9/7£71

Thu 2/1013:55BIO - LHR

Nonstop1h 50mVueling

Sat 4/1020:50LHR - BIO

1 stop10h 25mVueling

Deal found 8/7£82

Mon 27/1007:00PMI - LHR

1 stop8h 45mVueling

Sat 1/1115:30LHR - PMI

1 stop7h 35mVueling

Deal found 7/7£85

Sat 6/1217:30BCN - LHR

Nonstop2h 20mBritish Airways

Mon 8/1206:05LHR - BCN

Nonstop2h 05mBritish Airways

Deal found 9/7£91

Fri 12/1211:55AGP - LHR

Nonstop3h 05mBritish Airways

Tue 16/1207:55LHR - AGP

Nonstop2h 55mBritish Airways

Deal found 8/7£92

Thu 2/1013:55BIO - LHR

Nonstop1h 50mMultiple Airlines

Mon 6/1015:30LHR - BIO

Nonstop2h 05mMultiple Airlines

Deal found 8/7£93

Sat 8/1110:35MAD - LHR

Nonstop2h 30mBritish Airways

Sun 9/1110:45LHR - MAD

Nonstop2h 30mBritish Airways

Deal found 8/7£97

Mon 8/1206:40AGP - LHR

1 stop9h 05mVueling

Thu 11/1220:50LHR - AGP

1 stop12h 40mVueling

Deal found 8/7£97

Sat 20/920:55MAD - LHR

Nonstop2h 15mMultiple Airlines

Wed 24/918:45LHR - MAD

Nonstop2h 25mMultiple Airlines

Deal found 9/7£98

Wed 1/1015:45MAD - LHR

Nonstop2h 30mIberia

Sat 4/1019:10LHR - MAD

Nonstop2h 25mIberia

Deal found 10/7£99

Thu 9/1021:15VLC - LHR

Nonstop2h 30mBritish Airways

Sun 12/1006:35LHR - VLC

Nonstop2h 20mBritish Airways

Deal found 9/7£104

Sat 20/908:30BCN - LHR

1 stop5h 10mMultiple Airlines

Sat 20/920:50LHR - BCN

Nonstop2h 15mMultiple Airlines

Deal found 8/7£107

Best flights from Spain to Heathrow
Discover carefully curated flight deals from Spain to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 July 2025.

Wed 17/907:30BCN - LHR

Nonstop2h 40mVueling

Wed 1/1020:50LHR - BCN

Nonstop2h 15mVueling

Deal found 9/7£71

Sat 6/1217:30BCN - LHR

Nonstop2h 20mBritish Airways

Mon 8/1206:05LHR - BCN

Nonstop2h 05mBritish Airways

Deal found 9/7£91

Thu 2/1013:55BIO - LHR

Nonstop1h 50mMultiple Airlines

Mon 6/1015:30LHR - BIO

Nonstop2h 05mMultiple Airlines

Deal found 8/7£93

Wed 1/1015:45MAD - LHR

Nonstop2h 30mIberia

Sat 4/1019:10LHR - MAD

Nonstop2h 25mIberia

Deal found 10/7£99

Wed 17/1206:05VLC - LHR

1 stop8h 40mAir France

Thu 8/111:30LHR - VLC

1 stop4h 50mAir France

Deal found 9/7£142

Sat 6/1215:00AGP - LHR

1 stop21h 25mTAP AIR PORTUGAL

Mon 8/1208:15LHR - AGP

1 stop28h 55mTAP AIR PORTUGAL

Deal found 9/7£146

Tue 16/1206:00VLC - LHR

1 stop5h 45mKLM

Tue 6/117:05LHR - VLC

1 stop4h 55mKLM

Deal found 9/7£151

Mon 22/1210:05ALC - LHR

1 stop10h 10mSWISS

Wed 31/1206:00LHR - ALC

1 stop5h 20mSWISS

Deal found 9/7£153

Sun 14/1211:55VLC - LHR

1 stop7h 40mLufthansa

Wed 7/111:10LHR - VLC

1 stop5h 25mLufthansa

Deal found 9/7£156

Thu 2/1013:55BIO - LHR

Nonstop1h 50mVueling

Sat 4/1020:50LHR - BIO

1 stop10h 25mVueling

Deal found 8/7£82

Fri 14/1113:45VLC - LHR

1 stop4h 20mBrussels Airlines

Sun 16/1106:50LHR - VLC

1 stop4h 10mBrussels Airlines

Deal found 8/7£166

Fri 5/909:55PMI - LHR

1 stop9h 35mScandinavian Airlines

Fri 5/921:05LHR - PMI

1 stop11h 35mScandinavian Airlines

Deal found 8/7£173

Direct flights from Spain to Heathrow
Explore direct flight options from Spain to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 July 2025.

Wed 17/907:30BCN - LHR

Nonstop2h 40mVueling

Wed 1/1020:50LHR - BCN

Nonstop2h 15mVueling

Deal found 9/7£71

Fri 14/1113:50BIO - LHR

Nonstop1h 55mVueling

Sun 16/1115:30LHR - BIO

Nonstop2h 05mVueling

Deal found 8/7£83

Sat 6/1217:30BCN - LHR

Nonstop2h 20mBritish Airways

Mon 8/1206:05LHR - BCN

Nonstop2h 05mBritish Airways

Deal found 9/7£91

Fri 12/1211:55AGP - LHR

Nonstop3h 05mBritish Airways

Tue 16/1207:55LHR - AGP

Nonstop2h 55mBritish Airways

Deal found 8/7£92

Thu 2/1013:55BIO - LHR

Nonstop1h 50mMultiple Airlines

Mon 6/1015:30LHR - BIO

Nonstop2h 05mMultiple Airlines

Deal found 8/7£93

Sat 8/1110:35MAD - LHR

Nonstop2h 30mBritish Airways

Sun 9/1110:45LHR - MAD

Nonstop2h 30mBritish Airways

Deal found 8/7£97

Sat 20/920:55MAD - LHR

Nonstop2h 15mMultiple Airlines

Wed 24/918:45LHR - MAD

Nonstop2h 25mMultiple Airlines

Deal found 9/7£98

Wed 1/1015:45MAD - LHR

Nonstop2h 30mIberia

Sat 4/1019:10LHR - MAD

Nonstop2h 25mIberia

Deal found 10/7£99

Thu 9/1021:15VLC - LHR

Nonstop2h 30mBritish Airways

Sun 12/1006:35LHR - VLC

Nonstop2h 20mBritish Airways

Deal found 9/7£104

Wed 5/1119:00AGP - LHR

Nonstop2h 55mMultiple Airlines

Sun 9/1108:20LHR - AGP

Nonstop2h 55mMultiple Airlines

Deal found 8/7£111

Thu 2/1013:55BIO - LHR

Nonstop1h 50mIberia

Mon 6/1015:30LHR - BIO

Nonstop2h 05mIberia

Deal found 9/7£117

Wed 15/1014:30PMI - LHR

Nonstop2h 35mBritish Airways

Sun 19/1007:30LHR - PMI

Nonstop2h 25mBritish Airways

Deal found 9/7£139

Last-minute flights from Spain to Heathrow
Discover last-minute flight deals from Spain to Heathrow. Data last updated 10 July 2025 and is based on user searches.

Thu 10/711:20PMI - LHR

1 stop8h 30mMultiple Airlines

Mon 14/721:40LHR - PMI

1 stop23h 00mMultiple Airlines

Deal found 7/7£138

Fri 11/711:15ALC - LHR

1 stop8h 35mScandinavian Airlines

Thu 17/707:05LHR - ALC

1 stop11h 30mScandinavian Airlines

Deal found 8/7£132

Sat 12/710:30PMI - LHR

1 stop9h 00mScandinavian Airlines

Wed 16/709:55LHR - PMI

1 stop9h 45mScandinavian Airlines

Deal found 9/7£135

Tue 15/707:30BCN - LHR

Nonstop2h 40mVueling

Sun 20/720:50LHR - BCN

Nonstop2h 15mVueling

Deal found 9/7£119

Tue 15/707:30BCN - LHR

Nonstop2h 40mMultiple Airlines

Tue 15/720:50LHR - BCN

Nonstop2h 15mMultiple Airlines

Deal found 8/7£134

Tue 15/722:10MAD - LHR

1 stop17h 35mMultiple Airlines

Mon 15/918:50LHR - MAD

1 stop27h 10mMultiple Airlines

Deal found 9/7£157

Tue 15/722:00PMI - LHR

1 stop12h 10mMultiple Airlines

Tue 22/720:50LHR - PMI

1 stop9h 20mMultiple Airlines

Deal found 8/7£164

Tue 15/710:30AGP - LHR

1 stop13h 25mTAP AIR PORTUGAL

Thu 17/708:00LHR - AGP

1 stop13h 55mTAP AIR PORTUGAL

Deal found 9/7£177

Wed 16/713:55BIO - LHR

Nonstop1h 50mVueling

Sun 27/720:50LHR - BIO

1 stop10h 25mVueling

Deal found 9/7£177

Wed 16/710:15SVQ - LHR

1 stop12h 45mTAP AIR PORTUGAL

Thu 17/706:00LHR - SVQ

1 stop8h 05mTAP AIR PORTUGAL

Deal found 9/7£182

Thu 17/720:15MAD - LHR

1 stop12h 45mAir France

Tue 12/806:15LHR - MAD

1 stop9h 30mAir France

Deal found 8/7£185

Fri 18/713:55BIO - LHR

Nonstop1h 50mMultiple Airlines

Mon 21/721:40LHR - BIO

2 stops33h 20mMultiple Airlines

Deal found 9/7£160

One-way flights from Spain to Heathrow
Search for one-way flight options from Spain to Heathrow. Find affordable one-way fares based on user searches. Data last updated 10 July 2025.

Thu 2/1018:40BCN - LHR

Nonstop2h 25mVueling

Deal found 8/7£29

Wed 22/1013:55BIO - LHR

Nonstop1h 50mVueling

Deal found 8/7£36

Fri 12/1211:55AGP - LHR

Nonstop3h 05mBritish Airways

Deal found 8/7£37

Fri 7/1121:05VLC - LHR

Nonstop2h 30mBritish Airways

Deal found 8/7£39

Tue 23/906:55PMI - LHR

1 stop8h 50mVueling

Deal found 9/7£39

Wed 1/1009:15AGP - LHR

1 stop6h 30mVueling

Deal found 8/7£40

Mon 3/1118:45AGP - LHR

Nonstop2h 55mIberia

Deal found 9/7£40

Tue 30/914:05VLC - LHR

1 stop25h 40mVueling

Deal found 8/7£40

Sat 11/1014:50PMI - LHR

Nonstop2h 35mBritish Airways

Deal found 9/7£41

Mon 15/1206:10VLC - LHR

1 stop14h 55mMultiple Airlines

Deal found 8/7£43

Tue 23/906:30ALC - LHR

1 stop9h 15mVueling

Deal found 8/7£43

Sun 7/920:35BCN - LHR

1 stop16h 55mAir Serbia

Deal found 9/7£47

Cheapflights Fare Finder

Use the filters below to find and compare flights from Spain to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Wed 17/9

07:30-09:10

Nonstop2h 40m

London Heathrow

Wed 1/10

20:50-00:05

Nonstop2h 15m

£71

BilbaoLondon

BIO - LHR

BIOLHR

Bilbao

Thu 2/10

13:55-14:45

Nonstop1h 50m

London Heathrow

Sat 4/10

20:50-08:15

1 stop10h 25m

£82

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Sat 6/12

17:30-18:50

Nonstop2h 20m

London Heathrow

Mon 8/12

06:05-09:10

Nonstop2h 05m

£91

MálagaLondon

AGP - LHR

AGPLHR

Malaga

Fri 12/12

11:55-14:00

Nonstop3h 05m

London Heathrow

Tue 16/12

07:55-11:50

Nonstop2h 55m

£92

BilbaoLondon

BIO - LHR

BIOLHR

Bilbao

Thu 2/10

13:55-14:45

Nonstop1h 50m

London Heathrow

Mon 6/10

15:30-18:35

Nonstop2h 05m

£93

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Sat 8/11

10:35-12:05

Nonstop2h 30m

London Heathrow

Sun 9/11

10:45-14:15

Nonstop2h 30m

£97

MálagaLondon

AGP - LHR

AGPLHR

Malaga

Mon 8/12

06:40-14:45

1 stop9h 05m

London Heathrow

Thu 11/12

20:50-10:30

1 stop12h 40m

£97

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Sat 20/9

20:55-22:10

Nonstop2h 15m

London Heathrow

Wed 24/9

18:45-22:10

Nonstop2h 25m

£98

MadridLondon

MAD - LHR

MADLHR

Madrid Barajas

Wed 1/10

15:45-17:15

Nonstop2h 30m

London Heathrow

Sat 4/10

19:10-22:35

Nonstop2h 25m

£99

Palma de MallorcaLondon

PMI - LHR

PMILHR

Palma de Mallorca Son Sant Joan

Tue 18/11

07:00-14:45

1 stop8h 45m

London Heathrow

Thu 20/11

09:55-16:45

1 stop5h 50m

£99

Flights are sorted by cheapest return flights first.

Deals found on 8/7

Showing 1-10 of 60 results

...

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?

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

The most flights from ES0 to LHR are scheduled on a Wednesday (59 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (41 on average).

Reviews of airlines servicing Heathrow

Read through reviews of airlines operating flights from Spain to London Heathrow Airport, such as Aegean Airlines, KLM, andAustrian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Aegean Airlines

8.2

Very Good

763 reviews

Check prices

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

8.2

Very Good

763 reviews

Aegean Airlines

8.2

Very Good

763 reviews

Check prices

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

1,370 reviews

Aegean Airlines

8.2

Very Good

763 reviews

Check prices

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

806 reviews

Aegean Airlines

8.2

Very Good

763 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Nov 2024

SKG - FRA

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

Air France

7.5

Good

1,468 reviews

Aegean Airlines

8.2

Very Good

763 reviews

Check prices

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

1,650 reviews

Aegean Airlines

8.2

Very Good

763 reviews

Check prices

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

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 £29. British Airways flights start at £37 while deals on Iberia start at £40 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 Ibiza - London Heathrow as they are the most popular.
What are the most reliable airlines from Spain to London Heathrow Airport?
Consider Vueling (84%), Iberia (83%) or British Airways (83%) 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 £62. While the most popular route (Madrid Barajas - London Heathrow) can be booked for £84 on average our data indicates £195 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

Hounslow

Croydon

Milton Keynes

Deal

Northampton

Gatwick

Slough

Luton

Wembley

Crawley

Eastbourne

Ilford

Hayes

Ipswich

Folkestone

Southend-on-Sea

Watford

Winchester

Swindon

Maidstone

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Spain to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
Vueling	Cheapest£52	Average£122	FlexibilityNo cancel fee	On-time88%	Search Vueling flights
Iberia	Cheapest£76	Average£183	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
British Airways	Cheapest£85	Average£181	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

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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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Spain to London Heathrow Airport from £29

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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.

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 10 July 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Spain to Heathrow

Cheapest flights from Spain to HeathrowExplore 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 10 July 2025.

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 10 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Spain to London Heathrow Airport that are best for you.

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.

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?

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 10 July 2025.

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 10 July 2025.

Reviews of airlines servicing Heathrow

Read through reviews of airlines operating flights from Spain to London Heathrow Airport, such as Aegean Airlines, KLM, andAustrian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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?

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

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

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

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

How can I find direct flights from Spain to Heathrow?

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

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

Travelling to a place near Spain?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Spain to Heathrow

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Top 3 airlines flying from Spain to Heathrow

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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 10 July 2025.