Cheap flights from Spain to London Heathrow Airport from £18
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 16/11. 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 3 July 2025.
Round-trip from | £73 |
---|---|
One-way from | £18 |
Popular in | August |
Cheapest in | January |
Average price | £96 |
Good round-trip deal | £39 or less |
Good one-way deal | £45 or less |
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 3 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 3 July 2025.
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 3 July 2025.
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
Thu 11/9
18:40-20:05
Nonstop2h 25m
London Heathrow
Tue 16/9
20:50-00:05
Nonstop2h 15m
Santiago de CompostelaLondon
SCQ - LHR
SCQLHR
Santiago de Compostela
Tue 16/9
16:55-18:00
Nonstop2h 05m
London Heathrow
Sat 20/9
18:50-22:05
Nonstop2h 15m
MálagaLondon
AGP - LHR
AGPLHR
Malaga
Tue 11/11
17:50-19:45
Nonstop2h 55m
London Heathrow
Sat 15/11
07:55-11:50
Nonstop2h 55m
BarcelonaLondon
BCN - LHR
BCNLHR
Barcelona-El Prat
Tue 23/12
14:35-16:00
Nonstop2h 25m
London Heathrow
Sun 28/12
06:05-09:10
Nonstop2h 05m
MadridLondon
MAD - LHR
MADLHR
Madrid Barajas
Wed 26/11
17:20-18:50
Nonstop2h 30m
London Heathrow
Sun 30/11
07:20-10:50
Nonstop2h 30m
MálagaLondon
AGP - LHR
AGPLHR
Malaga
Thu 13/11
15:15-17:20
Nonstop3h 05m
London Heathrow
Mon 17/11
07:35-11:30
Nonstop2h 55m
MadridLondon
MAD - LHR
MADLHR
Madrid Barajas
Thu 13/11
17:20-18:50
Nonstop2h 30m
London Heathrow
Mon 17/11
18:45-22:10
Nonstop2h 25m
Santiago de CompostelaLondon
SCQ - LHR
SCQLHR
Santiago de Compostela
Fri 24/10
16:55-18:00
Nonstop2h 05m
London Heathrow
Mon 27/10
20:50-00:05
Nonstop2h 15m
MadridLondon
MAD - LHR
MADLHR
Madrid Barajas
Sat 11/10
16:50-18:15
Nonstop2h 25m
London Heathrow
Sun 12/10
07:55-11:20
Nonstop2h 25m
MálagaLondon
AGP - LHR
AGPLHR
Malaga
Thu 2/10
09:25-14:45
1 stop6h 20m
London Heathrow
Mon 6/10
15:30-23:59
1 stop7h 29m
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?
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 3 July 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 3 July 2025.
The most flights from ES0 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 (41 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 3 July 2025.
Read through reviews of airlines operating flights from Spain to London Heathrow Airport, such as KLM, Austrian Airlines, andFinnair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
Overall
Comfort
Crew
Entertainment
Food
Reviews
Anonymous,Jun 2025
AMS - BOS
Boarding
Overall
Comfort
Crew
Entertainment
Food
Reviews
Anonymous,Jun 2025
AMS - BOS
Boarding
Overall
Comfort
Crew
Entertainment
Food
Reviews
Anonymous,Jun 2025
AMS - BOS
Boarding
Overall
Comfort
Crew
Entertainment
Food
Reviews
Anonymous,Jun 2025
AMS - BOS
Boarding
Overall
Comfort
Crew
Entertainment
Food
Reviews
Anonymous,Jun 2025
AMS - BOS
Boarding
Overall
Comfort
Crew
Entertainment
Food
Reviews
Anonymous,Jun 2025
AMS - BOS
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.
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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.
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 3 July 2025.
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!