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$40+ Cheap flights from Barcelona-El Prat (BCN) to London (LON)

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 7/17. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — LON
jul. 8 — jul. 151
mar. 7/8
mar. 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Barcelona-El Prat to London are usually found in March or January, booked 65 days in advance, depart on a Saturday or Friday and return on a Tuesday

Cheap flight deals from Barcelona-El Prat to London

Discover tips and strategies to find the most affordable flight options for your journey from Barcelona-El Prat (BCN) to London (LON). 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 julio 3, 2025.

Round-trip from

$69
(Ryanair)

One-way from

$40
(Trip.com)

Popular in

August

Cheapest in

March

Average price

$125

Good round-trip deal

$23 or less

Good one-way deal

$54 or less
From Barcelona-El Prat to London (LON)
Search Deals
One-way flight from Barcelona-El Prat to London (LON)
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Highest demand for flights based on searches. 17% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Barcelona-El Prat to London (LON).
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Price to beat on a one-way flight from Barcelona-El Prat to London (LON).
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Find flight deals from Barcelona-El Prat to London

Cheapest flights from Barcelona-El Prat to London
Explore the most affordable flight options available from Barcelona-El Prat to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.

This Ryanair deal was found by Cheapflights users on 7/1. 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 Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/229:55 pmBCN - LTN
Nonstop2h 25mRyanair
mar. 7/296:10 pmLTN - BCN
Nonstop2h 10mRyanair
Deal found 7/1$69
This Vueling deal was found by Cheapflights users on 7/3. 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.
dom. 11/97:00 amBCN - LGW
Nonstop2h 30mVueling
mar. 11/117:00 amLGW - BCN
Nonstop2h 05mVueling
Deal found 7/3$70
This easyJet deal was found by Cheapflights users on 7/1. 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 easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/257:10 amBCN - LGW
Nonstop2h 25measyJet
sáb. 9/274:10 pmLGW - BCN
Nonstop2h 10measyJet
Deal found 7/1$72
This easyJet deal was found by Cheapflights users on 7/1. 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 easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/39:40 pmBCN - LTN
Nonstop2h 20measyJet
dom. 10/56:25 pmLTN - BCN
Nonstop2h 10measyJet
Deal found 7/1$81
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
mié. 8/67:50 amBCN - LGW
Nonstop2h 25mMultiple Airlines
mié. 8/137:10 amLGW - BCN
Nonstop2h 15mMultiple Airlines
Deal found 7/1$101
This Mytrip deal was found by Cheapflights users on 7/2. 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.
vie. 11/214:25 pmBCN - LHR
Nonstop2h 35mVueling
jue. 12/49:55 amLHR - BCN
Nonstop2h 10mVueling
Deal found 7/2$104
This British Airways deal was found by Cheapflights users on 7/3. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/156:40 amBCN - LHR
Nonstop2h 35mBritish Airways
mar. 11/182:50 pmLHR - BCN
Nonstop2h 10mBritish Airways
Deal found 7/3$124
This Trip.com deal was found by Cheapflights users on 7/2. 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.
vie. 8/158:35 pmBCN - LHR
Nonstop2h 15mMultiple Airlines
mié. 8/208:50 pmLHR - BCN
Nonstop2h 15mMultiple Airlines
Deal found 7/2$148
This British Airways deal was found by Cheapflights users on 7/1. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/107:55 pmBCN - LCY
Nonstop2h 15mBritish Airways
dom. 10/121:20 pmLCY - BCN
Nonstop2h 10mBritish Airways
Deal found 7/1$214
This Mytrip deal was found by Cheapflights users on 7/2. 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.
vie. 11/216:20 amBCN - LCY
1 stop5h 35mITA Airways
jue. 12/44:45 pmLCY - BCN
1 stop5h 30mITA Airways
Deal found 7/2$222
This KLM deal was found by Cheapflights users on 7/3. 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.
mié. 11/191:00 pmBCN - LCY
1 stop4h 35mKLM
mié. 11/265:05 pmLCY - BCN
1 stop5h 00mKLM
Deal found 7/3$243
This SWISS deal was found by Cheapflights users on 7/1. 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.
jue. 9/118:00 pmBCN - LCY
1 stop13h 50mSWISS
mar. 9/161:05 pmLCY - BCN
1 stop5h 05mSWISS
Deal found 7/1$260

Cheapflights Fare Finder

Customize your flight search to find flights from Barcelona-El Prat to London 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 julio 3, 2025.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to London that are best for you.

Fly from

Barcelona-El Prat

Fly to

London

Route

Depart

Return

Price

BarcelonaLondon

BCN - LTN

BCNLTN

Barcelona-El Prat

mar. 7/22

9:55 pm-11:20 pm

Nonstop2h 25m

London Luton

mar. 7/29

6:10 pm-9:20 pm

Nonstop2h 10m

$69

BarcelonaLondon

BCN - LGW

BCNLGW

Barcelona-El Prat

dom. 11/9

7:00 am-8:30 am

Nonstop2h 30m

London Gatwick

mar. 11/11

7:00 am-10:05 am

Nonstop2h 05m

$70

BarcelonaLondon

BCN - LGW

BCNLGW

Barcelona-El Prat

jue. 9/25

7:10 am-8:35 am

Nonstop2h 25m

London Gatwick

sáb. 9/27

4:10 pm-7:20 pm

Nonstop2h 10m

$72

BarcelonaLondon

BCN - LTN

BCNLTN

Barcelona-El Prat

vie. 10/3

9:40 pm-11:00 pm

Nonstop2h 20m

London Luton

dom. 10/5

6:25 pm-9:35 pm

Nonstop2h 10m

$81

BarcelonaLondon

BCN - LGW

BCNLGW

Barcelona-El Prat

mié. 8/6

7:50 am-9:15 am

Nonstop2h 25m

London Gatwick

mié. 8/13

7:10 am-10:25 am

Nonstop2h 15m

$101

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

vie. 11/21

4:25 pm-6:00 pm

Nonstop2h 35m

London Heathrow

jue. 12/4

9:55 am-1:05 pm

Nonstop2h 10m

$104

BarcelonaLondon

BCN - LTN

BCNLTN

Barcelona-El Prat

lun. 7/14

10:00 pm-8:45 am

1 stop11h 45m

London Luton

mar. 7/15

5:55 pm-9:10 pm

Nonstop2h 15m

$113

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

sáb. 11/15

6:40 am-8:15 am

Nonstop2h 35m

London Heathrow

mar. 11/18

2:50 pm-6:00 pm

Nonstop2h 10m

$124

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

vie. 8/15

8:35 pm-9:50 pm

Nonstop2h 15m

London Heathrow

mié. 8/20

8:50 pm-12:05 am

Nonstop2h 15m

$148

BarcelonaLondon

BCN - LCY

BCNLCY

Barcelona-El Prat

vie. 10/10

7:55 pm-9:10 pm

Nonstop2h 15m

London City

dom. 10/12

1:20 pm-4:30 pm

Nonstop2h 10m

$214

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Showing 1-10 of 33 results
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The best insider tips for Barcelona-El Prat Airport to London 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 trip
Airlines
Vueling

Vueling offers facial recognition for boarding at BCN, enhancing efficiency.


Vueling's Space One seats include an overhead cabin bag, offering extra convenience.

Read more about Vuelingby Blane Bachelor
British Airways

Most BA connections occur in Terminal 5, avoiding bus transfers at Heathrow.


BA's Cityflyer Embraer 170 offers a 2-by-2 configuration, avoiding middle seats for comfort.

Read more about British Airwaysby Gabriel Leigh
Airports
BCN

Expect queues at security, but they are well managed and fast moving. Arrive early, especially during peak travel times.

Read more about BCNby Duncan Madden
LHR

Take the Heathrow Express to Paddington for the fastest route to central London. It's efficient and avoids traffic.

Read more about LHRby Ramsey Qubein
LGW

Use the Gatwick Express or Southern trains for quick access to London. They connect to multiple stations, offering flexibility.

Read more about LGWby John Walton
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
John Walton

John Walton

Expert on LGW

John Walton

John Walton

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more

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

Have a flexible travel schedule? Discover the best time to fly to London 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

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

Use this chart to determine the optimal time to book a round-trip flight from Barcelona-El Prat to London. Price data was last updated on June 27, 2025.

To ensure you get the cheapest price possible for a flight from Barcelona-El Prat Airport to London, you should look to book at least 65 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, November is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to London (average of $661). Flying from Barcelona-El Prat Airport to London in June is currently the most expensive (average of $1,098). 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 LON?

Find hourly flight availability from Barcelona-El Prat to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 3, 2025.

It’s typically best to fly out from Barcelona-El Prat Airport to London in the evening. Doing so could potentially save you 43% on the flight price compared to flying at noon, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from Barcelona-El Prat to London. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Barcelona-El Prat Airport to London flight should consider departing on Saturday afternoons when fares are most often at their lowest. Monday at noon 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

Explore weekly flight availability from Barcelona-El Prat to London. 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 julio 3, 2025.

The most flights from BCN to LON are scheduled on a Thursday (79 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (16 on average).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated julio 3, 2025.
Get a feel of what it's like to fly with KLM, SWISS, and Scandinavian Airlines from Barcelona-El Prat Airport to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,367 reviews

Comfort

7.7

Food

7.2

Overall

7.8

Crew

8.4

Entertainment

7.1

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,367 reviews
KLM
7.8
Good
1,367 reviews

Comfort

7.7

Food

7.2

Overall

7.8

Crew

8.4

Entertainment

7.1

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
SWISS
7.5
Good
1,654 reviews
KLM
7.8
Good
1,367 reviews

Comfort

7.7

Food

7.2

Overall

7.8

Crew

8.4

Entertainment

7.1

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Scandinavian Airlines
7.3
Good
1,416 reviews
KLM
7.8
Good
1,367 reviews

Comfort

7.7

Food

7.2

Overall

7.8

Crew

8.4

Entertainment

7.1

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Vueling
7.1
Good
1,170 reviews
KLM
7.8
Good
1,367 reviews

Comfort

7.7

Food

7.2

Overall

7.8

Crew

8.4

Entertainment

7.1

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
easyJet
6.9
Okay
1,819 reviews
KLM
7.8
Good
1,367 reviews

Comfort

7.7

Food

7.2

Overall

7.8

Crew

8.4

Entertainment

7.1

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

Find useful and relevant information for your journey from Barcelona-El Prat to London. 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 round-trip?

    Cheapflights users have booked flights from Barcelona-El Prat Airport to London round-trip from $69. Other airlines that can offer you cheap pricing are easyJet, from $72, and Vueling, from $74. These flights start at 33% lower than the current average price 3 months from now.

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

    $40 is the cheapest one-way deal found within the past few days, from Vueling. You may also be able to find cheap deals on easyJet and Ryanair, with prices starting from $40 and $43, respectively.

  • What are the most popular routes from Barcelona-El Prat Airport to London?

    The most popular route from Barcelona-El Prat Airport to London is Barcelona-El Prat - London Luton. You may also consider Barcelona-El Prat - London City or Barcelona-El Prat - London Gatwick.

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

    No one likes to see their flight delayed. When booking a flight from Barcelona-El Prat Airport to London consider choosing Vueling (85%), Iberia (80%) or American Airlines (78%) as they are the most reliable in getting you off to your destination on time.

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

    Looking for the cheapest flight from Barcelona-El Prat Airport to London? While on average our users pay $1,513, our data indicates the cheapest price to be $62. The most popular route (Barcelona-El Prat - London Luton), is priced around $73.

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

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

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

    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 London.

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

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

    Currently, November is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to London (average of $661). Flying from Barcelona-El Prat Airport to London in June is currently the most expensive (average of $1,098). 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
Hounslow
Hayes
Thornton Heath
Canterbury
Harrow
Dover
Gatwick
Orpington
Watford
Croydon
Folkestone
Borehamwood
Aylesbury
Chelmsford
Brentwood
Chichester
Arundel
Milton Keynes
Bishop's Stortford
Dartford

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Top 5 airlines flying from Barcelona-El Prat to London

Discover the top 5 airlines that operate flights from Barcelona-El Prat to London. 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 julio 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest$35Average$88FlexibilityNo cancel feeOn-timeN/A
VuelingCheapest$55Average$137FlexibilityNo cancel feeOn-time88%
easyJetCheapest$58Average$179FlexibilityNo cancel feeOn-time86%
British AirwaysCheapest$122Average$221FlexibilityNo cancel feeOn-time70%
IberiaCheapest$123Average$203FlexibilityNo cancel feeOn-time77%

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