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Cheap flights from London to Barcelona-El Prat Airport from $71

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 29/8. Fares are subject to change and may not be available on all flights or dates of travel.
LON — BCN
23 Jun — 30 Jun1
1 adult

Cheapflights Tip: The best prices from London to Barcelona-El Prat are usually found in January or March, booked 60 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from London to Barcelona-El Prat

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 18 June 2025.

Round-trip from

$131

One-way from

$71

Popular in

May

Cheapest in

January

Average price

$321

Good one-way deal

$104 or less
easyJet
  • easyJet
  • 11/10-14/10
  • Nonstop
  • 4h 45m total
  • London to Barcelona
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Ryanair
  • Ryanair
  • 29/8
  • Nonstop
  • 2h 10m total
  • London to Barcelona
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($127 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease ($17 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 one-way flight from London (LON) to Barcelona-El Prat.
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Find flight deals from London to Barcelona-El Prat

Cheapest flights from London to Barcelona-El Prat
Explore the most affordable flight options available from London to Barcelona-El Prat. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 June 2025.

Sat 6/921:25LTN - BCN
Nonstop2h 10mRyanair
Thu 11/910:25BCN - LTN
Nonstop2h 20mRyanair
Deal found 16/6$132
Tue 7/1017:55LTN - BCN
Nonstop2h 15measyJet
Fri 10/1021:40BCN - LTN
Nonstop2h 20measyJet
Deal found 16/6$134
Wed 2/720:50LHR - BCN
Nonstop2h 15mVueling
Fri 18/707:30BCN - LHR
Nonstop2h 40mVueling
Deal found 17/6$136
Tue 15/717:55LTN - BCN
Nonstop2h 15mMultiple Airlines
Wed 23/722:00BCN - LTN
1 stop11h 45mMultiple Airlines
Deal found 16/6$185
Sun 28/1206:05LHR - BCN
Nonstop2h 05mBritish Airways
Tue 30/1220:35BCN - LHR
Nonstop2h 25mBritish Airways
Deal found 16/6$200
Mon 14/720:50LHR - BCN
Nonstop2h 15mMultiple Airlines
Wed 23/701:55BCN - LHR
1 stop10h 20mMultiple Airlines
Deal found 16/6$294
Tue 15/706:55LHR - BCN
1 stop7h 00mLufthansa
Wed 23/713:30BCN - LHR
1 stop5h 55mLufthansa
Deal found 16/6$364
Tue 8/717:10LHR - BCN
1 stop4h 35mKLM
Thu 17/717:20BCN - LHR
1 stop4h 35mKLM
Deal found 17/6$370
Sat 30/806:00LHR - BCN
1 stop16h 35mSWISS
Sun 7/906:00BCN - LHR
1 stop16h 45mSWISS
Deal found 17/6$387
Fri 4/719:30LHR - BCN
1 stop23h 20mAustrian Airlines
Wed 9/710:00BCN - LHR
1 stop12h 40mAustrian Airlines
Deal found 16/6$392
Tue 26/806:50LHR - BCN
1 stop12h 40mBrussels Airlines
Tue 2/921:20BCN - LHR
1 stop20h 45mBrussels Airlines
Deal found 16/6$410

Cheapflights Fare Finder

Customise your flight search to find flights from London 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 134,765 searches. Data last updated 18 June 2025.
Use the filters below to find and compare flights from London to Barcelona-El Prat Airport that are best for you.

Fly from

London

Fly to

Barcelona-El Prat

Route

Departure

Return

Price

LondonBarcelona

LTN - BCN

LTNBCN

London Luton

Wed 3/9

18:25-21:35

Nonstop2h 10m

Barcelona-El Prat

Thu 11/9

10:25-11:45

Nonstop2h 20m

$132

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Wed 2/7

20:50-00:05

Nonstop2h 15m

Barcelona-El Prat

Fri 18/7

07:30-09:10

Nonstop2h 40m

$136

LondonBarcelona

LTN - BCN

LTNBCN

London Luton

Tue 15/7

17:55-21:10

Nonstop2h 15m

Barcelona-El Prat

Fri 25/7

10:50-12:20

Nonstop2h 30m

$150

LondonBarcelona

LTN - BCN

LTNBCN

London Luton

Tue 8/7

17:55-21:10

Nonstop2h 15m

Barcelona-El Prat

Wed 9/7

22:00-08:45

1 stop11h 45m

$174

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Thu 6/11

19:10-22:25

Nonstop2h 15m

Barcelona-El Prat

Fri 7/11

19:10-20:35

Nonstop2h 25m

$226

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Mon 14/7

20:50-00:05

Nonstop2h 15m

Barcelona-El Prat

Wed 23/7

01:55-11:15

1 stop10h 20m

$294

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Tue 15/7

06:55-14:55

1 stop7h 00m

Barcelona-El Prat

Tue 22/7

09:05-15:40

1 stop7h 35m

$364

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Tue 8/7

17:10-22:45

1 stop4h 35m

Barcelona-El Prat

Thu 17/7

17:20-20:55

1 stop4h 35m

$370

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Sat 30/8

06:00-23:35

1 stop16h 35m

Barcelona-El Prat

Sat 6/9

06:00-21:45

1 stop16h 45m

$387

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Fri 4/7

19:30-19:50

1 stop23h 20m

Barcelona-El Prat

Wed 9/7

10:00-21:40

1 stop12h 40m

$392

Flights are sorted by cheapest return flights first.

Deals found on 16/6

Showing 1-10 of 27 results
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Best time to book a flight from London to Barcelona-El Prat

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

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

Use this chart to determine the optimal time to book a return flight from London to Barcelona-El Prat. Price data was last updated on 13 June 2025.

The best time to book flights from London to Barcelona-El Prat Airport is 60 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 to Barcelona-El Prat Airport?

Currently, March is the cheapest month in which you can book a flight from London to Barcelona-El Prat Airport (average of $1,236). Flying from London to Barcelona-El Prat Airport in December is currently the most expensive (average of $1,749). 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 LON to BCN?

Find hourly flight availability from London 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 18 June 2025.

When flying from London to Barcelona-El Prat Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 59% versus a flight in the morning.

Weekly flight availability from London to Barcelona-El Prat Airport

Explore weekly flight availability from London 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 18 June 2025.

The most flights from LON to BCN are scheduled on a Tuesday (73 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (19 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 18 June 2025.
Get a feel of what it's like to fly with KLM, LOT and Austrian Airlines from London to Barcelona by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,363 reviews
Check prices

Boarding

7.8

Overall

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Food

7.2

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
1,363 reviews
KLM
7.8
Good
1,363 reviews
Check prices

Boarding

7.8

Overall

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Food

7.2

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.
LOT
7.6
Good
1,081 reviews
KLM
7.8
Good
1,363 reviews
Check prices

Boarding

7.8

Overall

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Food

7.2

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.
Austrian Airlines
7.6
Good
804 reviews
KLM
7.8
Good
1,363 reviews
Check prices

Boarding

7.8

Overall

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Food

7.2

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
1,628 reviews
KLM
7.8
Good
1,363 reviews
Check prices

Boarding

7.8

Overall

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Food

7.2

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.
Brussels Airlines
7.4
Good
355 reviews
KLM
7.8
Good
1,363 reviews
Check prices

Boarding

7.8

Overall

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Food

7.2

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 London 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 to Barcelona-El Prat Airport round-trip?

    Cheapflights users have booked flights from London to Barcelona-El Prat Airport round-trip from $131. Other airlines that can offer you cheap pricing are Ryanair, from $136, and Vueling, from $136. easyJet is 42% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapet airlines for a one-way flight from London to Barcelona-El Prat Airport are Ryanair ($71), easyJet ($81), and Vueling ($96).

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

    Before booking your flight to Barcelona-El Prat Airport from London, have a look at the most reliable airlines to get you to your destination on time: Malaysia Airlines (84%), Iberia (81%), Japan Airlines( 80%).

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

    Looking at all options, your cheapest flight can be booked for $164. While the most popular route (London Luton - Barcelona-El Prat) can be booked for $159 on average our data indicates $242 when flying from London to Barcelona-El Prat Airport.

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from London to Barcelona-El Prat Airport (average of $1,236). Flying from London to Barcelona-El Prat Airport in December is currently the most expensive (average of $1,749). 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.

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