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Cheap flights from London Heathrow Airport to Barcelona-El Prat Airport from £37

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 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BCN
18 Jun — 25 Jun1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Barcelona-El Prat are usually found in January or November, booked 76 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap 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 13 June 2025.

Round-trip from

£71

One-way from

£37

Popular in

June

Cheapest in

January

Average price

£182

Good round-trip deal

£138 or less

Good one-way deal

£94 or less
Vueling
  • Vueling
  • 9/7-24/7
  • Nonstop
  • 4h 55m total
  • London to Barcelona
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Vueling
  • Vueling
  • 3/12
  • Nonstop
  • 2h 10m total
  • London to Barcelona
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£27 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£4 potential savings vs. average return 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 London Heathrow to Barcelona-El Prat.
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Price to beat on a one-way flight from London Heathrow to Barcelona-El Prat.
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Find 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 13 June 2025.

Wed 10/1209:55LHR - BCN
Nonstop2h 10mMultiple Airlines
Wed 24/1220:35BCN - LHR
Nonstop2h 25mMultiple Airlines
Deal found 11/6£63
Mon 15/1208:25LHR - BCN
Nonstop2h 05mBritish Airways
Mon 22/1219:55BCN - LHR
Nonstop2h 25mBritish Airways
Deal found 12/6£70
Wed 9/720:50LHR - BCN
Nonstop2h 15mVueling
Thu 24/707:30BCN - LHR
Nonstop2h 40mVueling
Deal found 11/6£71
Wed 2/720:50LHR - BCN
Nonstop2h 15mIberia
Tue 8/707:30BCN - LHR
Nonstop2h 40mIberia
Deal found 11/6£142
Tue 1/713:45LHR - BCN
1 stop6h 55mLufthansa
Fri 4/712:00BCN - LHR
1 stop8h 40mLufthansa
Deal found 12/6£160
Sun 6/706:30LHR - BCN
1 stop8h 55mKLM
Thu 10/713:20BCN - LHR
1 stop7h 05mKLM
Deal found 12/6£162
Mon 8/911:05LHR - BCN
1 stop8h 25mBrussels Airlines
Wed 10/912:25BCN - LHR
1 stop9h 30mBrussels Airlines
Deal found 11/6£171
Sat 5/706:00LHR - BCN
1 stop26h 10mAustrian Airlines
Mon 7/710:00BCN - LHR
1 stop23h 20mAustrian Airlines
Deal found 11/6£176

Cheapflights Fare Finder

Customise 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 858,174 searches. Data last updated 13 June 2025.
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

Heathrow

Fly to

Barcelona-El Prat

Route

Depart

Return

Price

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Wed 10/12

09:55-13:05

Nonstop2h 10m

Barcelona-El Prat

Wed 24/12

20:35-22:00

Nonstop2h 25m

£63

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Wed 9/7

20:50-00:05

Nonstop2h 15m

Barcelona-El Prat

Thu 24/7

07:30-09:10

Nonstop2h 40m

£71

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Mon 1/9

19:25-22:40

Nonstop2h 15m

Barcelona-El Prat

Thu 4/9

21:15-22:25

Nonstop2h 10m

£137

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Wed 2/7

20:50-00:05

Nonstop2h 15m

Barcelona-El Prat

Tue 8/7

07:30-09:10

Nonstop2h 40m

£142

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Tue 1/7

13:45-21:40

1 stop6h 55m

Barcelona-El Prat

Fri 4/7

12:00-19:40

1 stop8h 40m

£160

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Sun 6/7

06:30-16:25

1 stop8h 55m

Barcelona-El Prat

Thu 10/7

13:20-19:25

1 stop7h 05m

£162

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Mon 8/9

11:05-20:30

1 stop8h 25m

Barcelona-El Prat

Wed 10/9

12:25-20:55

1 stop9h 30m

£171

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Sat 5/7

06:00-09:10

1 stop26h 10m

Barcelona-El Prat

Mon 7/7

10:00-08:20

1 stop23h 20m

£176

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Wed 3/12

09:55-13:05

Nonstop2h 10m

£37

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Mon 15/9

19:25-22:40

Nonstop2h 15m

£62

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 22 results
1
2
3

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 return 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 return flight from Heathrow to Barcelona-El Prat. Price data was last updated on 9 June 2025.

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Barcelona-El Prat Airport, you should look to book at least 76 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 London Heathrow Airport to Barcelona-El Prat Airport?

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Barcelona-El Prat Airport (average of £52). Flying from London Heathrow Airport to Barcelona-El Prat Airport in August is currently the most expensive (average of £196). 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 13 June 2025.

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 at midday tend to be the most expensive. A flight in the evening could potentially save you up to 21% 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 return from Heathrow to Barcelona-El Prat. Price data was last updated on 8 June 2025.

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

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

Explore weekly flight availability from Heathrow to Barcelona-El Prat. 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 13 June 2025.

The most flights from LHR to BCN are scheduled on a Thursday (35 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in Barcelona-El Prat by month

Plan your trip to Barcelona-El Prat by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Barcelona-El Prat Airport ranges from 20.0 - 91.0 inches per month. October is typically the wettest month, when rainfall can reach 91.0 mm. July is typically the driest time to visit Barcelona-El Prat Airport when rainfall is around 20.0 mm.

Temperature in Barcelona-El Prat by month

Plan your trip to Barcelona-El Prat by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Barcelona-El Prat Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 24.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

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 13 June 2025.
Get a feel of what it's like to fly with Aegean Airlines, KLM and Austrian Airlines from London to Barcelona by reading reviews from past customers. 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
Check prices

Entertainment

7.0

Comfort

7.9

Food

7.4

Boarding

7.8

Overall

8.2

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
Check prices

Entertainment

7.0

Comfort

7.9

Food

7.4

Boarding

7.8

Overall

8.2

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
Check prices

Entertainment

7.0

Comfort

7.9

Food

7.4

Boarding

7.8

Overall

8.2

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
Check prices

Entertainment

7.0

Comfort

7.9

Food

7.4

Boarding

7.8

Overall

8.2

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
Air France
7.5
Good
1,463 reviews
Aegean Airlines
8.2
Very Good
759 reviews
Check prices

Entertainment

7.0

Comfort

7.9

Food

7.4

Boarding

7.8

Overall

8.2

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
SWISS
7.5
Good
1,624 reviews
Aegean Airlines
8.2
Very Good
759 reviews
Check prices

Entertainment

7.0

Comfort

7.9

Food

7.4

Boarding

7.8

Overall

8.2

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 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.

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

    According to our current data, Vueling (£71), British Airways (£137), and Iberia (£142) offers the cheapest pricing from London Heathrow Airport to Barcelona-El Prat Airport. These flights start at 47% lower than the current average price 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 Vueling, which is currently one of the cheapest options available, starting at £37. British Airways flights start at £62 while deals on Iberia start at £72 one-way.

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

    Consider Malaysia Airlines (86%), Japan Airlines (82%) or American Airlines (81%) when booking your flight. These represent the most reliable airlines when flying from London Heathrow Airport to Barcelona-El Prat Airport.

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

    On average you can expect to pay £277 for a flight from London Heathrow Airport to Barcelona-El Prat Airport. The cheapest flight overall is £64 while the most popular route, (London Heathrow - Barcelona-El Prat) is currently priced at £63.

  • 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 holiday 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, January is the cheapest month in which you can book a flight from London Heathrow Airport to Barcelona-El Prat Airport (average of £52). Flying from London Heathrow Airport to Barcelona-El Prat Airport in August is currently the most expensive (average of £196). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Calella
Tossa de Mar
Cambrils
Castelldefels
Santa Susanna
L'Hospitalet de Llobregat
El Prat de Llobregat
Malgrat de Mar
Llafranc
Badalona
L'Estartit
Palafrugell
La Pineda
Pineda de Mar
Roses
l'Escala

Browse thousands of different options on Cheapflights for your next trip

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Fly from Heathrow to Barcelona-El Prat on these airlines

Choose from the following airlines for your flight from Heathrow to Barcelona-El Prat. Flights are based on user searches made on Cheapflights and were last updated on 13 June 2025.
Vueling flights from London Heathrow to Barcelona-El Prat
British Airways flights from London Heathrow to Barcelona-El Prat
Iberia flights from London Heathrow to Barcelona-El Prat

Top 10 airlines flying from Heathrow to Barcelona-El Prat

Discover the top 10 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 858,174 searches. Data last updated 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£14Average£103FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
easyJetCheapest£35Average£95FlexibilityNo cancel feeOn-time86%
Search easyJet flights
VuelingCheapest£53Average£119FlexibilityNo cancel feeOn-time88%
Search Vueling flights
British AirwaysCheapest£81Average£175FlexibilityNo cancel feeOn-time70%
Search British Airways flights
CitizenPlaneCheapest£96Average£168FlexibilityNo cancel feeOn-timeN/A
Search CitizenPlane flights
IberiaCheapest£108Average£158FlexibilityNo cancel feeOn-time77%
Search Iberia flights
SWISSCheapest£123Average£158FlexibilityNo cancel feeOn-time79%
Search SWISS flights
KLMCheapest£127Average£193FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£141Average£292FlexibilityNo cancel feeOn-time77%
Search Air France flights
Brussels AirlinesCheapest£145Average£174FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Barcelona-El Prat?

Cheapflights makes it easy to find Heathrow to Barcelona-El Prat flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Barcelona-El Prat?

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Barcelona-El Prat by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Heathrow to Barcelona-El Prat with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Barcelona-El Prat flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Heathrow to Barcelona-El Prat become cheaper?

Not ready to book yet? You can track prices for flights from Heathrow to Barcelona-El Prat on Cheapflights with our Price Alert feature and get notified when better prices are available.

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