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Cheap flights from Barcelona-El Prat Airport to London from $55

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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — LON
4 May — 11 May1
1 adult

Cheapflights Tip: The best prices from Barcelona-El Prat to London are usually found in March or January, booked 65 days in advance, depart on a Sunday or Tuesday and return on a Tuesday

Cheap 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 29 April 2025.

Round-trip from

$141

One-way from

$55

Popular in

August

Cheapest in

March

Average price

$198

Good one-way deal

$58 or less
Vueling
  • Vueling
  • 6/6-16/6
  • Nonstop
  • 4h 55m total
  • Barcelona to London
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Vueling
  • Vueling
  • 7/5
  • Nonstop
  • 2h 40m total
  • Barcelona to London
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($46 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Price to beat on a one-way flight from Barcelona-El Prat to London (LON).
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Find flight deals from Barcelona-El Prat to London

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 29 April 2025.

Wed 7/507:30BCN - LHR
Nonstop2h 40mVueling
Mon 12/520:50LHR - BCN
Nonstop2h 15mVueling
Deal found 29/4$119
Mon 8/1220:55BCN - LHR
Nonstop2h 25mBritish Airways
Wed 10/1219:15LHR - BCN
Nonstop2h 15mBritish Airways
Deal found 28/4$164
Fri 6/606:20BCN - LHR
1 stop5h 25mMultiple Airlines
Wed 18/620:50LHR - BCN
Nonstop2h 15mMultiple Airlines
Deal found 29/4$286
Wed 14/506:20BCN - LHR
1 stop5h 25mKLM
Sat 17/517:10LHR - BCN
1 stop4h 35mKLM
Deal found 28/4$340
Thu 5/613:50BCN - LHR
1 stop5h 50mLufthansa
Sun 8/607:25LHR - BCN
1 stop13h 15mLufthansa
Deal found 28/4$353
Thu 12/615:10BCN - LHR
1 stop7h 25mBrussels Airlines
Thu 19/607:45LHR - BCN
1 stop11h 45mBrussels Airlines
Deal found 28/4$354
Thu 8/520:40BCN - LHR
1 stop12h 40mAustrian Airlines
Wed 14/506:00LHR - BCN
1 stop12h 50mAustrian Airlines
Deal found 28/4$358
Fri 6/618:35BCN - LHR
1 stop25h 45mSWISS
Sun 8/618:40LHR - BCN
1 stop13h 10mSWISS
Deal found 28/4$375
Mon 5/522:40BCN - LHR
1 stop12h 40mTAP AIR PORTUGAL
Tue 6/513:45LHR - BCN
1 stop7h 05mTAP AIR PORTUGAL
Deal found 28/4$440

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 29 April 2025.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to London that are best for you.

Fly from

Barcelona-El Prat

Fly to

London

Route

Depart

Return

Price

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Fri 6/6

07:30-09:10

Nonstop2h 40m

London Heathrow

Mon 16/6

20:50-00:05

Nonstop2h 15m

$141

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Wed 1/10

21:15-22:30

Nonstop2h 15m

London Heathrow

Tue 7/10

19:25-22:40

Nonstop2h 15m

$195

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Fri 6/6

06:20-10:45

1 stop5h 25m

London Heathrow

Wed 18/6

20:50-00:05

Nonstop2h 15m

$286

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Wed 14/5

13:30-18:25

1 stop5h 55m

London Heathrow

Sun 18/5

07:25-14:55

1 stop6h 30m

$340

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Thu 29/5

17:20-20:55

1 stop4h 35m

London Heathrow

Tue 3/6

17:10-22:45

1 stop4h 35m

$342

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Thu 12/6

15:10-21:35

1 stop7h 25m

London Heathrow

Thu 19/6

07:45-20:30

1 stop11h 45m

$354

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Thu 15/5

09:40-16:35

2 stops7h 55m

London Heathrow

Mon 19/5

17:10-23:35

1 stop5h 25m

$415

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Thu 5/6

20:40-08:20

1 stop12h 40m

London Heathrow

Thu 3/7

06:00-19:50

1 stop12h 50m

$431

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Thu 15/5

09:00-13:50

1 stop5h 50m

London Heathrow

Mon 19/5

12:10-19:00

1 stop5h 50m

$462

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Wed 7/5

07:30-09:10

Nonstop2h 40m

$55

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 23 results
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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

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 25 April 2025.

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 65 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, October is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to London (average of $1,037). Flying from Barcelona-El Prat Airport to London in December is currently the most expensive (average of $1,667). 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 29 April 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 90% 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 29 April 2025.

The most flights from BCN to LON are scheduled on a Tuesday (71 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (19 on average).

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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 29 April 2025.
Read through reviews of airlines operating flights from Barcelona to London, such as Aegean Airlines, KLM and Finnair. 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
8.1
Very Good
739 reviews
Check prices

Crew

8.6

Entertainment

6.9

Comfort

7.8

Overall

8.1

Boarding

7.8

Food

7.3

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
8.1
Very Good
739 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Crew

8.6

Entertainment

6.9

Comfort

7.8

Overall

8.1

Boarding

7.8

Food

7.3

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
1,333 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Crew

8.6

Entertainment

6.9

Comfort

7.8

Overall

8.1

Boarding

7.8

Food

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Finnair
7.6
Good
1,273 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Crew

8.6

Entertainment

6.9

Comfort

7.8

Overall

8.1

Boarding

7.8

Food

7.3

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
780 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Crew

8.6

Entertainment

6.9

Comfort

7.8

Overall

8.1

Boarding

7.8

Food

7.3

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
1,588 reviews
Aegean Airlines
8.1
Very Good
739 reviews
Check prices

Crew

8.6

Entertainment

6.9

Comfort

7.8

Overall

8.1

Boarding

7.8

Food

7.3

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 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.

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

    Currently priced at $141, Vueling will fly you from Barcelona-El Prat Airport to London and back. In addition to Vueling, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and Lufthansa - these airlines can fly you to your destination from $195 and $340, respectively. Vueling is priced at 13% lower than the current average price of a flight leaving 3 months from now.

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

    For one-way options, check prices for Vueling. According to our data, you can fly for as low as $55. Users have also found prices from $97 and $139 on British Airways and Austrian Airlines, respectively.

  • 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 American Airlines (85%), LATAM Airlines (83%) and British Airways (82%).

  • 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 $272, our data shows the cheapest flight currently is $61. When looking at the most popular route, (Barcelona-El Prat - London Heathrow), you can expect to pay $606 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, October is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to London (average of $1,037). Flying from Barcelona-El Prat Airport to London in December is currently the most expensive (average of $1,667). 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 Barcelona-El Prat Airport?

Book flights to Barcelona-El Prat Airport if you plan to visit one of these locations
Gatwick
Hounslow
Southall
Chatham
Dover
Dorking
Canterbury
Andover

Browse thousands of different options on Cheapflights for your next trip

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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

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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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