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Cheap flights from Barcelona-El Prat Airport to London from $69

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 26/9. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — LON
14 Sep — 21 Sep1
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 43 days in advance, depart on a Monday or Thursday 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 15 August 2026.

Sat 26/918:35 -
Nonstop2h 30m
Tue 29/920:50 -
Nonstop2h 20m
Deal found 11/8$113
Wed 7/1018:35 -
Nonstop2h 30m
Sat 10/1020:50 -
Nonstop2h 20m
Deal found 12/8$124
Wed 16/907:30 -
Nonstop2h 40m
Mon 28/920:50 -
Nonstop2h 20m
Deal found 11/8$130
Fri 4/907:30 -
Nonstop2h 40m
Mon 7/920:50 -
Nonstop2h 20m
Deal found 12/8$131
Fri 25/907:30 -
Nonstop2h 40m
Fri 2/1020:50 -
Nonstop2h 20m
Deal found 11/8$136
Fri 18/907:30 -
Nonstop2h 40m
Tue 22/909:55 -
Nonstop2h 20m
Deal found 13/8$137
Thu 17/907:30 -
Nonstop2h 40m
Fri 18/920:50 -
Nonstop2h 20m
Deal found 11/8$141
Thu 1/1007:30 -
Nonstop2h 40m
Tue 6/1020:50 -
Nonstop2h 20m
Deal found 14/8$144
Mon 7/1207:30 -
Nonstop2h 40m
Mon 14/1209:55 -
Nonstop2h 15m
Deal found 11/8$147
Thu 27/807:30 -
Nonstop2h 40m
Tue 8/909:55 -
Nonstop2h 20m
Deal found 11/8$150
Mon 26/1007:30 -
Nonstop2h 40m
Wed 28/1020:50 -
Nonstop2h 15m
Deal found 11/8$151
Wed 9/907:30 -
Nonstop2h 40m
Fri 11/920:50 -
Nonstop2h 20m
Deal found 13/8$153

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 15 August 2026.

Round-trip from

$113

One-way from

$69

Popular in

August

Cheapest in

November

Average price

$171

Good round-trip deal

$501 or less

Good one-way deal

$62 or less
Vueling
  • Vueling
  • 26/9-29/9
  • Nonstop
  • 4h 50m total
  • Barcelona to London
Search Deals
Vueling
  • Vueling
  • 26/9
  • Nonstop
  • 2h 30m total
  • Barcelona to London
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($30 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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 15 August 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 Barcelona-El Prat - LHR London Heathrow

BCNLHR

Barcelona-El Prat

Sat 26/9

18:35-20:05

Nonstop2h 30m

London Heathrow

Tue 29/9

15:30-00:05

1 stop7h 35m

$185

BarcelonaLondon

BCN Barcelona-El Prat - LHR London Heathrow

BCNLHR

Barcelona-El Prat

Wed 16/9

09:00-14:45

1 stop6h 45m

London Heathrow

Mon 28/9

20:50-00:10

Nonstop2h 20m

$187
Fastest return journey

BarcelonaLondon

BCN Barcelona-El Prat - LHR London Heathrow

BCNLHR

Barcelona-El Prat

Fri 4/12

12:40-14:05

Nonstop2h 25m

London Heathrow

Sun 6/12

06:05-09:15

Nonstop2h 10m

$208

BarcelonaLondon

BCN Barcelona-El Prat - LHR London Heathrow

BCNLHR

Barcelona-El Prat

Sun 27/9

07:30-09:10

Nonstop2h 40m

London Heathrow

Sun 4/10

15:30-10:05

1 stop17h 35m

$230

BarcelonaLondon

BCN Barcelona-El Prat - LHR London Heathrow

BCNLHR

Barcelona-El Prat

Mon 28/9

07:00-14:45

1 stop8h 45m

London Heathrow

Mon 5/10

09:55-13:15

Nonstop2h 20m

$239

BarcelonaLondon

BCN Barcelona-El Prat - LHR London Heathrow

BCNLHR

Barcelona-El Prat

Tue 3/11

06:35-15:30

1 stop9h 55m

London Heathrow

Tue 3/11

18:50-08:15

1 stop12h 25m

$239

BarcelonaLondon

BCN Barcelona-El Prat - LHR London Heathrow

BCNLHR

Barcelona-El Prat

Fri 18/9

07:00-14:45

1 stop8h 45m

London Heathrow

Tue 22/9

09:55-13:15

Nonstop2h 20m

$240

BarcelonaLondon

BCN Barcelona-El Prat - LHR London Heathrow

BCNLHR

Barcelona-El Prat

Tue 8/9

12:40-17:40

1 stop6h 00m

London Heathrow

Tue 8/9

20:25-08:25

1 stop11h 00m

$350

BarcelonaLondon

BCN Barcelona-El Prat - LHR London Heathrow

BCNLHR

Barcelona-El Prat

Sat 5/9

12:25-21:35

1 stop10h 10m

London Heathrow

Mon 7/9

11:05-20:30

1 stop8h 25m

$366

BarcelonaLondon

BCN Barcelona-El Prat - LHR London Heathrow

BCNLHR

Barcelona-El Prat

Thu 3/9

15:15-21:35

1 stop7h 20m

London Heathrow

Mon 7/9

11:05-20:30

1 stop8h 25m

$366

Flights are sorted by cheapest return flights first.

Deals found on 11/8

Showing 1-10 of 24 resultsSorted by cheapest first
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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

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 $116). Flying from Barcelona-El Prat Airport to London in August is currently the most expensive (average of $185). 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 15 August 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 66% on flights from Barcelona-El Prat Airport to London by exploring options for tickets at midday.

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 15 August 2026.

The most flights from BCN to LON are scheduled on a Friday (88 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (8 on average).

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

Airfare is below average for this route at the moment.
Barcelona-El Prat Airport to London flights typically cost between $123 and $230 in September.
The cheapest return price found within the last 5 days was $113 on Vueling (26 Sept–29 Sept).

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 123 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.

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

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 40 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 fly from Barcelona-El Prat Airport to London in about 2h 30m. 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 LATAM Airlines (83%), Vueling (83%) and Iberia (72%).

  • 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 $186, our data shows the cheapest flight currently is $65. When looking at the most popular route, (Barcelona-El Prat - London Heathrow), you can expect to pay $18,610 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, November is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to London (average of $116). Flying from Barcelona-El Prat Airport to London in August is currently the most expensive (average of $185). 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

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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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