HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Heathrow

$42+ Cheap flights from Barcelona-El Prat (BCN) to Heathrow (LHR)

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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — LHR
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Barcelona-El Prat to Heathrow with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from Barcelona-El Prat to London Heathrow are usually found in November or February, booked 41 days in advance, depart on a Sunday or Friday and return on a Tuesday

Cheap flight deals from Barcelona-El Prat to Heathrow

Cheapest flights from Barcelona-El Prat to Heathrow
Explore the most affordable flight options available from Barcelona-El Prat to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This Mytrip deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/146:40 pm
BCN
-
LHR
Nonstop2h 25m
Vueling
Sat 2/218:50 pm
LHR
-
BCN
Nonstop2h 15m
Vueling
Deal found 1/25$88
This Kiwi.com deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/117:30 am
BCN
-
LHR
Nonstop2h 40m
Vueling
Wed 3/188:50 pm
LHR
-
BCN
Nonstop2h 15m
Vueling
Deal found 1/25$91
This Mytrip deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/137:30 am
BCN
-
LHR
Nonstop2h 40m
Vueling
Mon 3/239:55 am
LHR
-
BCN
Nonstop2h 10m
Vueling
Deal found 1/24$95
This Kiwi.com deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/36:40 pm
BCN
-
LHR
Nonstop2h 25m
Vueling
Thu 3/198:50 pm
LHR
-
BCN
Nonstop2h 15m
Vueling
Deal found 1/24$98
This Mytrip deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/177:30 am
BCN
-
LHR
Nonstop2h 40m
Vueling
Thu 3/198:50 pm
LHR
-
BCN
Nonstop2h 15m
Vueling
Deal found 1/24$99
This Vueling deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vueling is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/256:35 pm
BCN
-
LHR
Nonstop2h 30m
Vueling
Mon 4/278:50 pm
LHR
-
BCN
Nonstop2h 20m
Vueling
Deal found 1/24$100
This Mytrip deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/126:40 pm
BCN
-
LHR
Nonstop2h 25m
Vueling
Thu 2/198:50 pm
LHR
-
BCN
Nonstop2h 15m
Vueling
Deal found 1/25$101
This Mytrip deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/137:30 am
BCN
-
LHR
Nonstop2h 40m
Vueling
Fri 2/208:50 pm
LHR
-
BCN
Nonstop2h 15m
Vueling
Deal found 1/25$102
This FlightHub deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:40 pm
BCN
-
LHR
Nonstop2h 25m
Vueling
Mon 3/98:50 pm
LHR
-
BCN
Nonstop2h 15m
Vueling
Deal found 1/24$103
This Vueling deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vueling is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/167:30 am
BCN
-
LHR
Nonstop2h 40m
Vueling
Thu 2/198:50 pm
LHR
-
BCN
Nonstop2h 15m
Vueling
Deal found 1/24$105

Find flight deals from Barcelona-El Prat to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Barcelona-El Prat (BCN) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$59

One-way from

$42
(Mytrip)

Popular in

June

Cheapest in

November

Average price

$146

Good round-trip deal

$158 or less

Good one-way deal

$174 or less
Provider with most accurate pricing for Barcelona-El Prat-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Barcelona-El Prat-London Heathrow flights.
Search Deals
From Barcelona-El Prat to London Heathrow
Search Deals
One-way flight from Barcelona-El Prat to London Heathrow
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Barcelona-El Prat to London Heathrow.
Search Deals
Price to beat on a one-way flight from Barcelona-El Prat to London Heathrow.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Barcelona-El Prat 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 2,558,603 searches. Data last updated January 26, 2026.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to London Heathrow Airport that are best for you.

Fly from

Barcelona-El Prat

Fly to

Heathrow

Route

Depart

Return

Price

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Wed 3/11

9:05 am-2:45 pm

1 stop6h 40m

London Heathrow

Wed 3/18

8:50 pm-12:05 am

Nonstop2h 15m

$104

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Wed 3/4

7:30 am-9:10 am

Nonstop2h 40m

London Heathrow

Wed 3/11

9:55 am-1:05 pm

Nonstop2h 10m

$106

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Tue 3/17

7:00 am-2:45 pm

1 stop8h 45m

London Heathrow

Thu 3/19

8:50 pm-12:05 am

Nonstop2h 15m

$107

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Thu 2/26

6:40 am-8:20 am

Nonstop2h 40m

London Heathrow

Sun 3/1

6:05 am-9:10 am

Nonstop2h 05m

$123

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Thu 2/12

7:00 am-2:45 pm

1 stop8h 45m

London Heathrow

Thu 2/19

8:50 pm-12:05 am

Nonstop2h 15m

$126

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Tue 3/3

8:00 am-6:00 pm

1 stop11h 00m

London Heathrow

Thu 3/19

8:50 pm-12:05 am

Nonstop2h 15m

$129

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Thu 3/19

7:15 pm-8:35 pm

Nonstop2h 20m

London Heathrow

Sun 3/22

6:05 am-9:10 am

Nonstop2h 05m

$131

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Thu 2/5

7:00 am-2:45 pm

1 stop8h 45m

London Heathrow

Tue 2/10

9:55 am-1:05 pm

Nonstop2h 10m

$133

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Thu 3/12

9:05 am-2:45 pm

1 stop6h 40m

London Heathrow

Sun 3/15

9:55 am-1:05 pm

Nonstop2h 10m

$141

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Wed 4/15

3:05 pm-4:30 pm

Nonstop2h 25m

London Heathrow

Tue 4/28

6:10 am-9:20 am

Nonstop2h 10m

$143

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 20 results
1
2

Compare providers for flights from Barcelona-El Prat to Heathrow

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Barcelona-El Prat to Heathrow in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Barcelona-El Prat Airport-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Barcelona-El Prat Airport-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Barcelona-El Prat Airport-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Barcelona-El Prat Airport-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Barcelona-El Prat Airport-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Barcelona-El Prat to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Barcelona-El Prat with our price prediction graph.
Estimated round-trip 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 Barcelona-El Prat Airport to London Heathrow Airport

How far ahead should I book a flight from Barcelona-El Prat Airport to London Heathrow Airport?

Use this chart to determine the optimal time to book a round-trip flight from Barcelona-El Prat to Heathrow. Price data was last updated on January 23, 2026.

The best time to book flights from Barcelona-El Prat Airport to London Heathrow Airport is 41 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Barcelona-El Prat Airport to London Heathrow Airport?

Currently, February is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to London Heathrow Airport (average of $55). Flying from Barcelona-El Prat Airport to London Heathrow Airport in August is currently the most expensive (average of $135). 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 BCN to LHR?

Find hourly flight availability from Barcelona-El Prat 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 January 26, 2026.

It’s optimal to fly from Barcelona-El Prat Airport to London Heathrow Airport in the evening. By choosing this option you can save up to 59% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Barcelona-El Prat Airport to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from Barcelona-El Prat to Heathrow. Price data was last updated on January 24, 2026.

Travelers seeking maximum savings on their Barcelona-El Prat Airport to London Heathrow Airport flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Barcelona-El Prat Airport to London Heathrow Airport?

The best insider tips for Barcelona-El Prat Airport to London Heathrow Airport flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Barcelona-El Prat Airport to London Heathrow Airport trip
Our travel experts
Gabriel Leigh

Gabriel Leigh

Expert on British Airways

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more
Blane Bachelor

Blane Bachelor

Expert on Vueling

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on LHR

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more
Duncan Madden

Duncan Madden

Expert on BCN

Duncan is a freelance travel writer, copywriter and book author in constant search of travel stories and the perpetual sensation of being on holiday. He’s never happier than when on a dusty trail in search of empty waves or ducking under the piste tape in search of snowbound solitude. British born, living in Germany, but happiest heading for the horizon. His first book, Found in Translation, explores the etymologies and stories of country names around the world and is out now.

Read more

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 January 26, 2026.
Read through reviews of airlines operating flights from Barcelona-El Prat Airport to London Heathrow Airport, such as Vueling, Iberia, and British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Vueling
7.1
Good
1,237 reviews

Crew

7.7

Boarding

7.2

Overall

7.1

Comfort

6.8

Food

6.2

Entertainment

5.9

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
1,237 reviews
Vueling
7.1
Good
1,237 reviews

Crew

7.7

Boarding

7.2

Overall

7.1

Comfort

6.8

Food

6.2

Entertainment

5.9

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
3,098 reviews
Vueling
7.1
Good
1,237 reviews

Crew

7.7

Boarding

7.2

Overall

7.1

Comfort

6.8

Food

6.2

Entertainment

5.9

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
7,701 reviews
Vueling
7.1
Good
1,237 reviews

Crew

7.7

Boarding

7.2

Overall

7.1

Comfort

6.8

Food

6.2

Entertainment

5.9

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 Barcelona-El Prat 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 Barcelona-El Prat Airport to London Heathrow Airport?

    A quick flight from Barcelona-El Prat Airport to London Heathrow Airport can take about 2h 40m. Vueling provides one of the quickest options available for as low as $123. The distance between Barcelona-El Prat Airport and London Heathrow Airport is about 713 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Barcelona-El Prat Airport to London Heathrow Airport round-trip?

    Our cheapest airline available from Barcelona-El Prat Airport to London Heathrow Airport is Vueling. Our recent data shows that you can find tickets from as low as $95 on this airline. Additional options worth looking into are Iberia and British Airways, starting at $123 and $131 round-trip. You may be able to fly from Barcelona-El Prat Airport to London Heathrow Airport for 44% less than the average price by searching for these airlines.

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

    $42 is the cheapest one-way deal found within the past few days, from Vueling. You may also be able to find cheap deals on Iberia and British Airways, with prices starting from $66 and $69, respectively.

  • What are the most reliable airlines from Barcelona-El Prat Airport to London Heathrow Airport?

    The top 3 most reliable airlines when flying from Barcelona-El Prat Airport to London Heathrow Airport are LATAM Airlines (91%), Vueling (85%) and Japan Airlines (83%).

  • What are the cheapest flights from Barcelona-El Prat Airport to London Heathrow Airport?

    The cheapest flight price from Barcelona-El Prat Airport to London Heathrow Airport is $55. On average you can expect to pay $1,079. The most popular route, (Barcelona-El Prat - London Heathrow), can usually be booked for $90.

  • Can I find deals for flights from Barcelona-El Prat to Heathrow that include hotel bookings?

    Yes. In addition to deals on Barcelona-El Prat to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Barcelona-El Prat to Heathrow?

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

  • Can I find deals for business class flights from Barcelona-El Prat to Heathrow?

    Yes. Cheapflights offers flight deals from Barcelona-El Prat 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 Barcelona-El Prat Airport to London Heathrow Airport?

    Currently, February is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to London Heathrow Airport (average of $55). Flying from Barcelona-El Prat Airport to London Heathrow Airport in August is currently the most expensive (average of $135). 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Hounslow
Southend-on-Sea
Harrow
Croydon
Eastleigh
Gatwick
Dartford
Dover
Winchester
Orpington
Watford
Northampton
Hayes
Borehamwood
Broadway
Aylesbury
Chipping Norton
Horley
Kingston upon Thames

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 Barcelona-El Prat to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
Barcelona-El Prat to Luton flights
Barcelona-El Prat to London City flights
Barcelona-El Prat to Gatwick flights

Top 3 airlines flying from Barcelona-El Prat to Heathrow

Discover the top 3 airlines that operate flights from Barcelona-El Prat 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 2,558,603 searches. Data last updated January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
VuelingCheapest$95Average$173FlexibilityNo cancel feeOn-time88%
IberiaCheapest$123Average$157FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$131Average$228FlexibilityNo cancel feeOn-time70%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

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.