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Barcelona-El Prat

$45+ Cheap flights from Heathrow (LHR) to Barcelona-El Prat (BCN)

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 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BCN
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Cheapflights Tip: The best prices from London Heathrow to Barcelona-El Prat are usually found in November or January, booked 46 days in advance, depart on a Tuesday or Saturday and return on a Sunday

Cheap flight deals from Heathrow to Barcelona-El Prat

Cheapest flights from Heathrow to Barcelona-El Prat
Explore the most affordable flight options available from Heathrow to Barcelona-El Prat. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.

This Mytrip deal was found by Cheapflights users on 3/5. 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 3/248:50 pm
LHR
-
BCN
Nonstop2h 15m
Vueling
Thu 3/267:30 am
BCN
-
LHR
Nonstop2h 40m
Vueling
Deal found 3/5$67
This Booking.com deal was found by Cheapflights users on 3/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/118:50 pm
LHR
-
BCN
Nonstop2h 20m
Vueling
Tue 4/147:30 am
BCN
-
LHR
Nonstop2h 40m
Vueling
Deal found 3/10$89
This Booking.com deal was found by Cheapflights users on 3/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/188:50 pm
LHR
-
BCN
Nonstop2h 20m
Vueling
Wed 4/226:35 pm
BCN
-
LHR
Nonstop2h 30m
Vueling
Deal found 3/9$90
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 4/218:50 pm
LHR
-
BCN
Nonstop2h 20m
Vueling
Tue 4/287:30 am
BCN
-
LHR
Nonstop2h 40m
Vueling
Deal found 3/7$91
This Vueling deal was found by Cheapflights users on 3/10. 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 Vueling is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/238:50 pm
LHR
-
BCN
Nonstop2h 20m
Vueling
Sat 4/257:30 am
BCN
-
LHR
Nonstop2h 40m
Vueling
Deal found 3/10$92
This Booking.com deal was found by Cheapflights users on 3/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/138:50 pm
LHR
-
BCN
Nonstop2h 20m
Vueling
Tue 4/216:35 pm
BCN
-
LHR
Nonstop2h 30m
Vueling
Deal found 3/5$93
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 4/148:50 pm
LHR
-
BCN
Nonstop2h 20m
Vueling
Thu 4/166:35 pm
BCN
-
LHR
Nonstop2h 30m
Vueling
Deal found 3/6$94
This Booking.com deal was found by Cheapflights users on 3/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/108:50 pm
LHR
-
BCN
Nonstop2h 20m
Vueling
Tue 4/147:30 am
BCN
-
LHR
Nonstop2h 40m
Vueling
Deal found 3/10$96
This Booking.com deal was found by Cheapflights users on 3/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/178:50 pm
LHR
-
BCN
Nonstop2h 20m
Vueling
Mon 4/207:30 am
BCN
-
LHR
Nonstop2h 40m
Vueling
Deal found 3/5$97
This Booking.com deal was found by Cheapflights users on 3/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/108:50 pm
LHR
-
BCN
Nonstop2h 20m
Vueling
Wed 4/227:30 am
BCN
-
LHR
Nonstop2h 40m
Vueling
Deal found 3/5$98
This Vueling deal was found by Cheapflights users on 3/5. 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.
Sun 5/109:55 am
LHR
-
BCN
Nonstop2h 20m
Vueling
Wed 5/137:30 am
BCN
-
LHR
Nonstop2h 40m
Vueling
Deal found 3/5$99

Find flight deals from Heathrow to Barcelona-El Prat

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Barcelona-El Prat (BCN). 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 March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$67
(Mytrip)

One-way from

$45
(Kiwi.com)

Popular in

May

Cheapest in

November

Average price

$158

Good round-trip deal

$151 or less

Good one-way deal

$115 or less
Provider with most accurate pricing for London Heathrow-Barcelona-El Prat flight deals.
Search Deals
Provider most trusted by Cheapflights users for London Heathrow-Barcelona-El Prat flights.
Search Deals
From London Heathrow to Barcelona-El Prat
Search Deals
One-way flight from London Heathrow to Barcelona-El Prat
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($39 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to Barcelona-El Prat.
Search Deals
Price to beat on a one-way flight from London Heathrow to Barcelona-El Prat.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow to Barcelona-El Prat 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 March 10, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Barcelona-El Prat Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Tue 5/5

5:20 pm-8:40 pm

Nonstop2h 20m

Barcelona-El Prat

Wed 5/6

9:20 pm-10:35 pm

Nonstop2h 15m

$159

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Tue 4/28

3:00 pm-11:35 pm

1 stop7h 35m

Barcelona-El Prat

Fri 5/1

6:35 pm-8:05 pm

Nonstop2h 30m

$162
Quickest round-trip

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Wed 7/29

7:30 pm-10:40 pm

Nonstop2h 10m

Barcelona-El Prat

Tue 8/11

9:30 pm-10:45 pm

Nonstop2h 15m

$202

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Sat 5/9

5:10 pm-10:45 pm

1 stop4h 35m

Barcelona-El Prat

Wed 5/13

6:10 am-10:30 am

1 stop5h 20m

$216

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Mon 3/23

11:05 am-8:25 pm

1 stop8h 20m

Barcelona-El Prat

Thu 3/26

3:05 pm-9:20 pm

1 stop7h 15m

$228

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Wed 3/25

5:10 pm-9:05 am

1 stop14h 55m

Barcelona-El Prat

Wed 4/1

2:55 pm-7:20 pm

1 stop5h 25m

$228

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Mon 3/30

8:05 pm-8:50 am

1 stop11h 45m

Barcelona-El Prat

Tue 3/31

6:30 pm-7:55 am

1 stop14h 25m

$229

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Wed 7/29

11:05 am-10:45 pm

1 stop10h 40m

Barcelona-El Prat

Mon 8/10

5:35 am-5:05 pm

1 stop12h 30m

$243

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Thu 7/9

11:05 am-10:55 pm

1 stop10h 50m

Barcelona-El Prat

Sun 7/12

3:15 pm-9:35 pm

1 stop7h 20m

$264

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Mon 5/25

8:05 pm-8:50 am

1 stop11h 45m

Barcelona-El Prat

Thu 5/28

8:00 pm-7:55 am

1 stop12h 55m

$266

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/5

Showing 1-10 of 21 resultsSorted by cheapest first
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3

Compare providers for flights from Heathrow to Barcelona-El Prat

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 Heathrow to Barcelona-El Prat in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy2 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust 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 London Heathrow Airport-Barcelona-El Prat Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Barcelona-El Prat Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Barcelona-El Prat Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Heathrow Airport-Barcelona-El Prat 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 London Heathrow Airport-Barcelona-El Prat 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 Heathrow to Barcelona-El Prat

Have a flexible travel schedule? Discover the best time to fly to Barcelona-El Prat from Heathrow 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 London Heathrow Airport to Barcelona-El Prat Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Barcelona-El Prat. Price data was last updated on March 6, 2026.

The best time to book flights from London Heathrow Airport to Barcelona-El Prat Airport is 46 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 London Heathrow Airport to Barcelona-El Prat Airport?

Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Barcelona-El Prat Airport (average of $82). Flying from London Heathrow Airport to Barcelona-El Prat Airport in August is currently the most expensive (average of $134). 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 LHR to BCN?

Find hourly flight availability from Heathrow to Barcelona-El Prat. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 10, 2026.

One of the essential ways to save on airfare from London Heathrow Airport to Barcelona-El Prat Airport is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 27% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Heathrow to Barcelona-El Prat. Price data was last updated on February 21, 2026.

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

The best insider tips for London Heathrow Airport to Barcelona-El Prat 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 London Heathrow Airport to Barcelona-El Prat Airport trip
Our travel experts
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 Barcelona-El Prat

Get insights into the airlines that provide service to Barcelona-El Prat. 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 Barcelona-El Prat. Reviews last updated March 10, 2026.
See what other customers who have flown with Vueling,Iberia, andBritish Airways from London Heathrow Airport to Barcelona-El Prat Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Vueling
7.2
Good
1,249 reviews

Food

6.2

Overall

7.2

Entertainment

5.9

Crew

7.7

Boarding

7.2

Comfort

6.8

Reviews

1 / 20
10.0
Excellent

Luis Alfonso,Feb 2026

BCN - ALC

In overall good. The crew were very nice as always. I must say it is the tidiest airline when it comes to disembarkation
Vueling
7.2
Good
1,249 reviews
Vueling
7.2
Good
1,249 reviews

Food

6.2

Overall

7.2

Entertainment

5.9

Crew

7.7

Boarding

7.2

Comfort

6.8

Reviews

1 / 20
10.0
Excellent

Luis Alfonso,Feb 2026

BCN - ALC

In overall good. The crew were very nice as always. I must say it is the tidiest airline when it comes to disembarkation
Iberia
7.0
Good
3,133 reviews
Vueling
7.2
Good
1,249 reviews

Food

6.2

Overall

7.2

Entertainment

5.9

Crew

7.7

Boarding

7.2

Comfort

6.8

Reviews

1 / 20
10.0
Excellent

Luis Alfonso,Feb 2026

BCN - ALC

In overall good. The crew were very nice as always. I must say it is the tidiest airline when it comes to disembarkation
British Airways
6.7
Okay
7,781 reviews
Vueling
7.2
Good
1,249 reviews

Food

6.2

Overall

7.2

Entertainment

5.9

Crew

7.7

Boarding

7.2

Comfort

6.8

Reviews

1 / 20
10.0
Excellent

Luis Alfonso,Feb 2026

BCN - ALC

In overall good. The crew were very nice as always. I must say it is the tidiest airline when it comes to disembarkation

Related info for your journey

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

    Airlines like British Airways and Vueling fly from London Heathrow Airport to Barcelona-El Prat Airport in about 2h 20m. The time it takes to get you to your destination can typically vary by up to 5h 15m. Airlines will cover a distance of 713 mi. This flight may include one or multiple stops.

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

    Our cheapest airline available from London Heathrow Airport to Barcelona-El Prat Airport is Vueling. Our recent data shows that you can find tickets from as low as $93 on this airline. Additional options worth looking into are British Airways and Iberia, starting at $131 and $181 round-trip. Vueling is priced at 51% lower than the current average price of a flight leaving 3 months from now.

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

    To fly one-way, consider booking your trip with easyJet, which is currently one of the cheapest options available, starting at $33. Vueling flights start at $51 while deals on Iberia start at $87 one-way.

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

    No one likes to see their flight delayed. When booking a flight from London Heathrow Airport to Barcelona-El Prat Airport consider choosing Malaysia Airlines (88%), LATAM Airlines (85%) or Japan Airlines (84%) as they are the most reliable in getting you off to your destination on time.

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

    Looking for the cheapest flight from London Heathrow Airport to Barcelona-El Prat Airport? While on average our users pay $707, our data indicates the cheapest price to be $52. The most popular route (London Heathrow - Barcelona-El Prat), is priced around $96.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Barcelona-El Prat Airport (average of $82). Flying from London Heathrow Airport to Barcelona-El Prat Airport in August is currently the most expensive (average of $134). 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
Roses
Calella
L'Hospitalet de Llobregat
Cadaques
El Prat de Llobregat
Badalona
Pineda de Mar

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Alternative routes for Heathrow to Barcelona-El Prat

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

Top 3 airlines flying from Heathrow to Barcelona-El Prat

Discover the top 3 airlines that operate flights from Heathrow to Barcelona-El Prat. 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 March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
VuelingCheapest$93Average$171FlexibilityNo cancel feeOn-time88%
British AirwaysCheapest$131Average$267FlexibilityNo cancel feeOn-time70%
IberiaCheapest$181Average$292FlexibilityNo cancel feeOn-time77%

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