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Cheap flights from Barcelona-El Prat Airport to London from $57

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 14/5. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — LON
18 May — 25 May1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Barcelona-El Prat to London are usually found in November or October, booked 87 days in advance, depart on a Thursday or Monday and return on a Tuesday

Cheap flight deals from Barcelona-El Prat to London

Enter your travel dates to find the best prices.

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 18 April 2026.

Fri 15/507:30
BCN
-
LHR
Nonstop2h 40m
Vueling
Mon 18/520:50
LHR
-
BCN
Nonstop2h 20m
Vueling
Deal found 17/4$123
Thu 7/507:30
BCN
-
LHR
Nonstop2h 40m
Vueling
Sat 9/520:50
LHR
-
BCN
Nonstop2h 20m
Vueling
Deal found 16/4$125
Sat 16/507:30
BCN
-
LHR
Nonstop2h 40m
Vueling
Mon 18/520:50
LHR
-
BCN
Nonstop2h 20m
Vueling
Deal found 13/4$130
Fri 12/607:30
BCN
-
LHR
Nonstop2h 40m
Vueling
Sat 13/620:50
LHR
-
BCN
Nonstop2h 20m
Vueling
Deal found 14/4$131
Fri 12/607:30
BCN
-
LHR
Nonstop2h 40m
Vueling
Mon 15/620:50
LHR
-
BCN
Nonstop2h 20m
Vueling
Deal found 17/4$132
Tue 10/1107:30
BCN
-
LHR
Nonstop2h 40m
Vueling
Sat 14/1120:50
LHR
-
BCN
Nonstop2h 15m
Vueling
Deal found 17/4$139
Sat 2/507:30
BCN
-
LHR
Nonstop2h 40m
Vueling
Tue 5/520:50
LHR
-
BCN
Nonstop2h 20m
Vueling
Deal found 13/4$144
Tue 21/407:30
BCN
-
LHR
Nonstop2h 40m
Vueling
Sat 25/420:50
LHR
-
BCN
Nonstop2h 20m
Vueling
Deal found 13/4$145

Find 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 18 April 2026.

Round-trip from

$123

One-way from

$57

Popular in

August

Cheapest in

November

Average price

$139

Good round-trip deal

$494 or less

Good one-way deal

$37 or less
Vueling
  • Vueling
  • 15/5-18/5
  • Nonstop
  • 5h 00m total
  • Barcelona to London
Search Deals
Vueling
  • Vueling
  • 14/5
  • Nonstop
  • 2h 40m total
  • Barcelona to London
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($46 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Barcelona-El Prat to London (LON).
Search Deals
Price to beat on a one-way flight from Barcelona-El Prat to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 18 April 2026.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Sat 6/6

07:30-09:10

Nonstop2h 40m

London Heathrow

Sat 13/6

15:10-00:40

1 stop8h 30m

$167

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Sat 2/5

07:00-14:45

1 stop8h 45m

London Heathrow

Tue 5/5

20:50-00:10

Nonstop2h 20m

$183

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Mon 18/5

07:00-14:45

1 stop8h 45m

London Heathrow

Mon 18/5

20:50-00:10

Nonstop2h 20m

$206

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Fri 15/5

07:00-14:45

1 stop8h 45m

London Heathrow

Sun 17/5

20:50-00:10

Nonstop2h 20m

$210

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Thu 24/9

10:15-11:40

Nonstop2h 25m

London Heathrow

Sun 27/9

14:20-17:35

Nonstop2h 15m

$236
Fastest return journey

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Thu 30/7

21:25-22:40

Nonstop2h 15m

London Heathrow

Sun 2/8

17:10-20:25

Nonstop2h 15m

$261

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Fri 19/6

07:30-09:10

Nonstop2h 40m

London Heathrow

Sun 21/6

20:50-00:10

Nonstop2h 20m

$344

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Tue 28/4

07:30-09:10

Nonstop2h 40m

London Heathrow

Fri 1/5

09:55-13:15

Nonstop2h 20m

$357

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Mon 24/8

07:00-14:45

1 stop8h 45m

London Heathrow

Tue 25/8

09:55-13:15

Nonstop2h 20m

$375

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Tue 12/5

07:40-09:10

Nonstop2h 30m

London Heathrow

Tue 12/5

13:10-16:25

Nonstop2h 15m

$393

Flights are sorted by cheapest return flights first.

Deals found on 17/4

Showing 1-10 of 23 resultsSorted by cheapest first
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2
3

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 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 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 return flight from Barcelona-El Prat to London. Price data was last updated on 10 April 2026.

The price you pay for your flight from Barcelona-El Prat Airport to London may vary depending on when you book. For the best chance of a lower fare, look to book 87 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to London (average of $103). Flying from Barcelona-El Prat Airport to London in June is currently the most expensive (average of $248). 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 18 April 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 67% on flights from Barcelona-El Prat Airport to London by exploring options for tickets in the morning.

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 18 April 2026.

The most flights from BCN to LON are scheduled on a Saturday (63 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (13 on average).

How much does it cost for a return flight from Barcelona-El Prat Airport to London?

How often are flights from Barcelona to London delayed?

About 19% of weekly flights between Barcelona and London have experienced delays in the past year, with the average delay time being 120 minutes.

What is the most punctual flight time for Barcelona to London flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Barcelona to London flights?

Over the past year, Vueling have had the lowest number of delays on this route, with just 14% of flights being delayed.

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 18 April 2026.
Read through reviews of airlines operating flights from Barcelona-El Prat Airport to London, such as British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,892 reviews
Check prices

Entertainment

6.4

Food

6.4

Crew

7.7

Overall

6.7

Boarding

6.9

Comfort

6.8

Reviews

1 / 20
4.0
Okay

Anonymous,Mar 2026

NCE - LHR

I was transferred to AA airlines with seating far away from my wif.
British Airways
6.7
Okay
7,892 reviews
British Airways
6.7
Okay
7,892 reviews
Check prices

Entertainment

6.4

Food

6.4

Crew

7.7

Overall

6.7

Boarding

6.9

Comfort

6.8

Reviews

1 / 20
4.0
Okay

Anonymous,Mar 2026

NCE - LHR

I was transferred to AA airlines with seating far away from my wif.

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.

  • How long is the flight from Barcelona-El Prat Airport to London?

    Airlines like Vueling and British Airways fly from Barcelona-El Prat Airport to London in about 2h 25m. The time it takes to get you to your destination is usually consistent. The distance from Barcelona-El Prat Airport to London is about 1147 km. All flights are typically direct.

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

    The top 3 most reliable airlines when flying from Barcelona-El Prat Airport to London are Japan Airlines (89%), American Airlines (87%) and Malaysia Airlines (87%).

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

    While on average a flight from Barcelona-El Prat Airport to London is generally $164, our data shows the cheapest flight currently is $138. When looking at the most popular route, (Barcelona-El Prat - London Heathrow), you can expect to pay $18,352 for that flight.

  • 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 holiday 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, February is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to London (average of $103). Flying from Barcelona-El Prat Airport to London in June is currently the most expensive (average of $248). 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?

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Alternative routes for Barcelona-El Prat to London

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

Fly with Cheapflights

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

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

Cheapflights helps you find that perfect flight to London from Barcelona-El Prat by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Certainly. Search results for flights to London from Barcelona-El Prat shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

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

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