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$43+ 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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — LHR
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Barcelona-El Prat to London Heathrow are usually found in January or March, booked 65 days in advance, depart on a Friday or Thursday and return on a Tuesday

Cheap 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 June 12, 2025.

Round-trip from

$102
(Mytrip)

One-way from

$43
(Mytrip)

Popular in

August

Cheapest in

January

Average price

$198

Good round-trip deal

$242 or less

Good one-way deal

$107 or less
From Barcelona-El Prat to London Heathrow
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One-way flight from Barcelona-El Prat to London Heathrow
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Highest demand for flights based on searches. 10% potential increase in price ($20 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Barcelona-El Prat to London Heathrow.
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Price to beat on a one-way flight from Barcelona-El Prat to London Heathrow.
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Find 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 June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/12. 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 11/86:40 pmBCN - LHR
Nonstop2h 25mVueling
Sun 11/99:55 amLHR - BCN
Nonstop2h 10mVueling
Deal found 6/12$102
This Mytrip deal was found by Cheapflights users on 6/12. 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 11/85:20 pmBCN - LHR
Nonstop2h 25mBritish Airways
Mon 11/106:05 amLHR - BCN
Nonstop2h 05mBritish Airways
Deal found 6/12$105
This FlightHub deal was found by Cheapflights users on 6/12. 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.
Thu 10/91:30 pmBCN - LHR
1 stop5h 55mLufthansa
Sun 10/127:25 amLHR - BCN
1 stop6h 30mLufthansa
Deal found 6/12$205
This Trip.com deal was found by Cheapflights users on 6/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/156:40 pmBCN - LHR
Nonstop2h 25mMultiple Airlines
Thu 7/176:40 amLHR - BCN
1 stop10h 30mMultiple Airlines
Deal found 6/11$207
This Iberia deal was found by Cheapflights users on 6/11. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/107:30 amBCN - LHR
Nonstop2h 40mIberia
Sun 7/138:50 pmLHR - BCN
Nonstop2h 15mIberia
Deal found 6/11$216
This KLM deal was found by Cheapflights users on 6/12. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/61:00 pmBCN - LHR
1 stop5h 00mKLM
Tue 12/96:30 amLHR - BCN
1 stop4h 45mKLM
Deal found 6/12$226
This Brussels Airlines deal was found by Cheapflights users on 6/10. 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 Brussels Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/33:10 pmBCN - LHR
1 stop7h 25mBrussels Airlines
Sun 10/56:50 amLHR - BCN
1 stop6h 30mBrussels Airlines
Deal found 6/10$229
This SWISS deal was found by Cheapflights users on 6/12. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/99:40 amBCN - LHR
1 stop9h 10mSWISS
Wed 9/176:00 amLHR - BCN
1 stop12h 10mSWISS
Deal found 6/12$243
This Scandinavian Airlines deal was found by Cheapflights users on 6/10. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/211:15 amBCN - LHR
1 stop11h 20mScandinavian Airlines
Tue 7/156:40 amLHR - BCN
1 stop10h 30mScandinavian Airlines
Deal found 6/10$244
This Austrian Airlines deal was found by Cheapflights users on 6/10. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/610:00 amBCN - LHR
1 stop12h 40mAustrian Airlines
Thu 10/1610:25 amLHR - BCN
1 stop8h 25mAustrian Airlines
Deal found 6/10$252

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 June 12, 2025.
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

Sat 11/8

6:40 pm-8:05 pm

Nonstop2h 25m

London Heathrow

Sun 11/9

9:55 am-1:05 pm

Nonstop2h 10m

$102

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Sat 11/8

5:20 pm-6:45 pm

Nonstop2h 25m

London Heathrow

Mon 11/10

6:05 am-9:10 am

Nonstop2h 05m

$105

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Fri 6/27

8:25 am-9:45 pm

1 stop14h 20m

London Heathrow

Mon 6/30

8:50 pm-12:05 am

Nonstop2h 15m

$191

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Thu 10/9

1:30 pm-6:25 pm

1 stop5h 55m

London Heathrow

Sun 10/12

7:25 am-2:55 pm

1 stop6h 30m

$205

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Thu 7/10

7:30 am-9:10 am

Nonstop2h 40m

London Heathrow

Sun 7/13

8:50 pm-12:05 am

Nonstop2h 15m

$216

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Sat 12/6

1:00 pm-5:00 pm

1 stop5h 00m

London Heathrow

Tue 12/9

6:30 am-12:15 pm

1 stop4h 45m

$226

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Fri 10/3

3:10 pm-8:55 pm

1 stop6h 45m

London Heathrow

Sun 10/5

11:05 am-8:30 pm

1 stop8h 25m

$229

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Tue 9/9

9:40 am-5:50 pm

1 stop9h 10m

London Heathrow

Wed 9/17

6:00 am-7:10 pm

1 stop12h 10m

$243

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Wed 7/2

11:15 am-9:35 pm

1 stop11h 20m

London Heathrow

Tue 7/15

6:40 am-6:10 pm

1 stop10h 30m

$244

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Mon 10/6

10:00 am-9:40 pm

1 stop12h 40m

London Heathrow

Wed 10/15

10:25 am-7:50 pm

1 stop8h 25m

$252

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 26 results
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The best insider tips for Barcelona-El Prat Airport to London Heathrow Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Barcelona-El Prat Airport to London Heathrow Airport trip
Airlines
Vueling

Vueling offers onboard Wi-Fi and facial recognition for efficient boarding, enhancing travel convenience.


Book Extra Seat for more space on longer flights, ensuring comfort and flexibility.

Read more about Vuelingby Blane Bachelor
British Airways

BA's Club Suite offers private pods with doors, ideal for business travelers seeking privacy.


Free seat selection for oneworld Sapphire or higher status holders, even on economy fares.

Read more about British Airwaysby Gabriel Leigh
Airports
BCN

Expect queues at security; arrive three hours early for Non-Schengen flights. Keep an eye on information panels as El-Prat is a 'Silent Airport.'

Read more about BCNby Duncan Madden
LHR

For a quick city transfer, take the Heathrow Express to Paddington Station. It's the fastest way into central London, avoiding costly taxis.

Read more about LHRby Ramsey Qubein
Our travel experts
Blane Bachelor

Blane Bachelor

Expert on Vueling

Blane Bachelor

Blane Bachelor

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
Gabriel Leigh

Gabriel Leigh

Expert on British Airways

Gabriel Leigh

Gabriel Leigh

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
Ramsey Qubein

Ramsey Qubein

Expert on LHR

Ramsey Qubein

Ramsey Qubein

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 Madden

Duncan Madden

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

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 June 9, 2025.

The best time to book flights from Barcelona-El Prat Airport to London Heathrow Airport is 65 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, November is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to London Heathrow Airport (average of $661). Flying from Barcelona-El Prat Airport to London Heathrow Airport in June is currently the most expensive (average of $1,108). 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 June 12, 2025.

It’s optimal to fly from Barcelona-El Prat Airport to London Heathrow Airport in the afternoon. By choosing this option you can save up to 64% on the cost of your flight, compared to a flight at noon.

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 June 8, 2025.

Travelers seeking maximum savings on their Barcelona-El Prat Airport to London Heathrow Airport flight should consider departing on Friday 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.

Weekly flight availability from Barcelona-El Prat Airport to London Heathrow Airport

Explore weekly flight availability from Barcelona-El Prat 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 June 12, 2025.

The most flights from BCN to LHR are scheduled on a Thursday (34 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (6 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 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 June 12, 2025.
To help decide which airline to fly from Barcelona to London, see what other customers have to say about Aegean Airlines, KLM and LOT. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aegean Airlines
8.2
Very good
759 reviews

Overall

8.2

Entertainment

7.0

Food

7.4

Boarding

7.8

Comfort

7.9

Crew

8.6

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
759 reviews
Aegean Airlines
8.2
Very good
759 reviews

Overall

8.2

Entertainment

7.0

Food

7.4

Boarding

7.8

Comfort

7.9

Crew

8.6

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
1,358 reviews
Aegean Airlines
8.2
Very good
759 reviews

Overall

8.2

Entertainment

7.0

Food

7.4

Boarding

7.8

Comfort

7.9

Crew

8.6

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
1,077 reviews
Aegean Airlines
8.2
Very good
759 reviews

Overall

8.2

Entertainment

7.0

Food

7.4

Boarding

7.8

Comfort

7.9

Crew

8.6

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
802 reviews
Aegean Airlines
8.2
Very good
759 reviews

Overall

8.2

Entertainment

7.0

Food

7.4

Boarding

7.8

Comfort

7.9

Crew

8.6

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
1,290 reviews
Aegean Airlines
8.2
Very good
759 reviews

Overall

8.2

Entertainment

7.0

Food

7.4

Boarding

7.8

Comfort

7.9

Crew

8.6

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 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.

  • 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 $102 on this airline. Additional options worth looking into are British Airways and Lufthansa, starting at $105 and $205 round-trip. You may be able to fly from Barcelona-El Prat Airport to London Heathrow Airport for 38% 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?

    $43 is the cheapest one-way deal found within the past few days, from Vueling. You may also be able to find cheap deals on Air Serbia and Austrian Airlines, with prices starting from $62 and $89, 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 Vueling (88%), LATAM Airlines (86%) and American Airlines (84%).

  • 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 $51. On average you can expect to pay $1,526. The most popular route, (Barcelona-El Prat - London Heathrow), can usually be booked for $107.

  • 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, November is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to London Heathrow Airport (average of $661). Flying from Barcelona-El Prat Airport to London Heathrow Airport in June is currently the most expensive (average of $1,108). 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 Barcelona-El Prat Airport?

Book flights to Barcelona-El Prat Airport if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Luton
Canterbury
Harrow
Dover
Stratford-upon-Avon
Gatwick
Orpington
Watford
Northampton
Croydon
Folkestone
Borehamwood
Broadway
Sutton
Aylesbury
Chelmsford
Brentwood

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
VuelingCheapest$77Average$150FlexibilityNo cancel feeOn-time88%
British AirwaysCheapest$122Average$225FlexibilityNo cancel feeOn-time70%
IberiaCheapest$123Average$203FlexibilityNo cancel feeOn-time77%

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