Cheap flights from Barcelona-El Prat Airport to London from $27

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Barcelona-El Prat Airport to London departing on 1/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
easyJet Logo
10:15 pm - 11:35 pm
BCN
-
LGW
2h 20mnonstop
easyJet Logo
9:40 am - 12:50 pm
LGW
-
BCN
2h 10mnonstop
$54easyJet
Fri, Feb 6 - Sun, Feb 8
easyJet Logo
6:45 am - 8:15 am
BCN
-
LGW
2h 30mnonstop
easyJet Logo
9:40 am - 12:40 pm
LGW
-
BCN
2h 00mnonstop
$55easyJet
Mon, Feb 9 - Tue, Feb 10
Wizz Air Logo
9:25 am - 10:50 am
BCN
-
LTN
2h 25mnonstop
Wizz Air Logo
5:30 am - 8:40 am
LTN
-
BCN
2h 10mnonstop
$56Wizz Air
Thu, May 7 - Mon, May 11
Wizz Air Logo
9:25 am - 10:50 am
BCN
-
LTN
2h 25mnonstop
Wizz Air Logo
5:30 am - 8:40 am
LTN
-
BCN
2h 10mnonstop
$65Wizz Air
Sat, Apr 25 - Mon, Apr 27
Vueling Logo
7:30 am - 9:10 am
BCN
-
LHR
2h 40mnonstop
Vueling Logo
8:50 pm - 12:05 am
LHR
-
BCN
2h 15mnonstop
$92Vueling
Sun, Feb 15 - Fri, Feb 20
Vueling Logo
6:40 pm - 8:05 pm
BCN
-
LHR
2h 25mnonstop
Vueling Logo
8:50 pm - 12:05 am
LHR
-
BCN
2h 15mnonstop
$94Vueling
Mon, Jan 26 - Wed, Jan 28
British Airways Logo
3:15 pm - 4:30 pm
BCN
-
LCY
2h 15mnonstop
British Airways Logo
1:20 pm - 4:30 pm
LCY
-
BCN
2h 10mnonstop
$195British Airways
Thu, Apr 23 - Sun, Apr 26
British Airways Logo
3:15 pm - 4:30 pm
BCN
-
LCY
2h 15mnonstop
British Airways Logo
1:20 pm - 4:30 pm
LCY
-
BCN
2h 10mnonstop
$197British Airways
Thu, Apr 23 - Sun, Apr 26
Multiple Airlines Logo
1:50 pm - 5:40 pm
BCN
-
LCY
4h 50m1 stop
Multiple Airlines Logo
1:20 pm - 7:00 pm
LCY
-
BCN
4h 40m1 stop
$226Multiple Airlines
Fri, Jan 16 - Sun, Jan 25
Multiple Airlines Logo
12:50 pm - 5:40 pm
BCN
-
LCY
5h 50m1 stop
Multiple Airlines Logo
1:20 pm - 7:00 pm
LCY
-
BCN
4h 40m1 stop
$232Multiple Airlines
Fri, Jan 9 - Sun, Jan 11

British Airways flights from Barcelona-El Prat Airport to London

Our best British Airways deals on Barcelona-El Prat Airport to London flight tickets
British Airways
Jan 16
BCN6:40 amBarcelona-El Prat
2h 40m
LHR8:20 amLondon Heathrow
Jan 18
LHR6:05 amLondon Heathrow
2h 05m
BCN9:10 amBarcelona-El Prat
British Airways
Feb 13
BCN10:10 amBarcelona-El Prat
2h 30m
LHR11:40 amLondon Heathrow
Feb 17
LHR7:15 pmLondon Heathrow
2h 15m
BCN10:30 pmBarcelona-El Prat
British Airways
Feb 5
BCN12:15 pmBarcelona-El Prat
2h 30m
LHR1:45 pmLondon Heathrow
Feb 8
LHR6:05 amLondon Heathrow
2h 05m
BCN9:10 amBarcelona-El Prat

Vueling flights from Barcelona-El Prat Airport to London

Our best Vueling deals on Barcelona-El Prat Airport to London flight tickets
Vueling
Feb 24
BCN7:00 amBarcelona-El Prat
13h 05m
1 stop
LGW7:05 pmLondon Gatwick
Feb 28
LGW7:35 pmLondon Gatwick
2h 05m
BCN10:40 pmBarcelona-El Prat
Vueling
Jan 13
BCN9:40 pmBarcelona-El Prat
12h 00m
1 stop
LGW8:40 amLondon Gatwick
Jan 17
LGW9:50 amLondon Gatwick
2h 10m
BCN1:00 pmBarcelona-El Prat
Vueling
Feb 15
BCN7:30 amBarcelona-El Prat
2h 40m
LHR9:10 amLondon Heathrow
Feb 20
LHR8:50 pmLondon Heathrow
2h 15m
BCN12:05 amBarcelona-El Prat

momondo Fare Finder

 
Customize your flight search to find flights from Barcelona-El Prat Airport 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, momondo users made 832,500 searches. Data last updated December 11, 2025.
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

BarcelonaLondon

BCN - LGW

BCNLGW

Barcelona-El Prat

Fri 2/6

10:15 pm-11:35 pm

Nonstop2h 20m

London Gatwick

Sun 2/8

9:40 am-12:50 pm

Nonstop2h 10m

$54

BarcelonaLondon

BCN - LGW

BCNLGW

Barcelona-El Prat

Mon 2/9

6:45 am-8:15 am

Nonstop2h 30m

London Gatwick

Tue 2/10

9:40 am-12:40 pm

Nonstop2h 00m

$55

BarcelonaLondon

BCN - LTN

BCNLTN

Barcelona-El Prat

Thu 5/7

9:25 am-10:50 am

Nonstop2h 25m

London Luton

Mon 5/11

5:30 am-8:40 am

Nonstop2h 10m

$56

BarcelonaLondon

BCN - LTN

BCNLTN

Barcelona-El Prat

Sat 4/25

9:25 am-10:50 am

Nonstop2h 25m

London Luton

Mon 4/27

5:30 am-8:40 am

Nonstop2h 10m

$65

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Sun 2/15

7:30 am-9:10 am

Nonstop2h 40m

London Heathrow

Fri 2/20

8:50 pm-12:05 am

Nonstop2h 15m

$92

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Mon 1/26

6:40 pm-8:05 pm

Nonstop2h 25m

London Heathrow

Wed 1/28

8:50 pm-12:05 am

Nonstop2h 15m

$94

BarcelonaLondon

BCN - LCY

BCNLCY

Barcelona-El Prat

Thu 4/23

3:15 pm-4:30 pm

Nonstop2h 15m

London City

Sun 4/26

1:20 pm-4:30 pm

Nonstop2h 10m

$195

BarcelonaLondon

BCN - LCY

BCNLCY

Barcelona-El Prat

Thu 4/23

3:15 pm-4:30 pm

Nonstop2h 15m

London City

Sun 4/26

1:20 pm-4:30 pm

Nonstop2h 10m

$197

BarcelonaLondon

BCN - LCY

BCNLCY

Barcelona-El Prat

Fri 1/16

1:50 pm-5:40 pm

1 stop4h 50m

London City

Sun 1/25

1:20 pm-7:00 pm

1 stop4h 40m

$226

BarcelonaLondon

BCN - LCY

BCNLCY

Barcelona-El Prat

Fri 1/9

12:50 pm-5:40 pm

1 stop5h 50m

London City

Sun 1/11

1:20 pm-7:00 pm

1 stop4h 40m

$232

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Barcelona-El Prat Airport to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Barcelona-El Prat Airport and London?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Barcelona-El Prat Airport is in March. Flight prices, which tend to average around $65, are often lower during this time because this is during the off-season. The month of November is another great option to travel to London, with average flight prices from Barcelona-El Prat Airport averaging around $71.

What is the cheapest day to depart on your flight to London?

The cheapest day to depart from Barcelona-El Prat Airport to London is on a Friday. Travelers who choose to depart for London on a Friday will often find tickets for as low as $149. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $220. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

What is the cheapest time of day to depart on your flight to London?

Flying to London from Barcelona-El Prat Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $133 when looking at flights departing in the evening. Flights to London are more costly at noon, with an average ticket price of $204. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Barcelona-El Prat to London flight route?

Fly from Barcelona-El Prat to London Luton for the best Barcelona-El Prat - London flight prices

How far in advance should I book a flight to London?

You are more likely to see cheaper flights to London from Barcelona-El Prat Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $175 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Barcelona-El Prat Airport for as low as $152 on momondo.

What cabin class options are available on Barcelona-El Prat to London flights?

There are 4 cabin classes available to choose from on Barcelona-El Prat to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Barcelona-El Prat Airport to London flight prices changed over time?

As of December 2025, prices for Barcelona-El Prat Airport to London flights are approximately 83% more expensive when compared to flights at the same time last year.

When to book flights from Barcelona-El Prat Airport to London

Are you open to changing your travel dates? Check out the ideal times to fly from Barcelona-El Prat Airport to London according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Barcelona-El Prat Airport to London (BCN to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Barcelona-El Prat Airport to London

Best Price Found

$31

Fastest flight time

2h 20m

Direct flights

Every day

Airports in London

6 airports
The best one-way flight to London from Barcelona-El Prat Airport in the past 72 hours is $31. The best round-trip flight deal from Barcelona-El Prat Airport to London found on momondo in the last 72 hours is $22.
The fastest flight from Barcelona-El Prat Airport to London takes 2h 20m
Direct flights go from Barcelona-El Prat Airport to London every day.
There are 6 airports in London. From Barcelona-El Prat Airport there are direct flights to London City (LCY), London Heathrow (LHR), London Gatwick (LGW).
  • How far is Barcelona-El Prat to London by plane?

    A flight from Barcelona-El Prat to London will travel around 712.2 mi. Flights usually cover this in 2h 20m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Barcelona-El Prat Airport to London?

    Prices for flights from Barcelona-El Prat Airport to London are refreshed on a daily basis.

  • How many operators does momondo search for flights from Barcelona-El Prat Airport to London?

  • How old do you have to be to fly from Barcelona-El Prat Airport to London?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Barcelona-El Prat Airport to London.

  • What documentation or ID do you need to fly to London?

    The required travel and health documents for your London trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Barcelona-El Prat Airport to London?

  • What is the most popular airline from Barcelona-El Prat Airport to London?

Best airlines flying from Barcelona-El Prat Airport to London

Compare and see reviews for airlines that fly from Barcelona-El Prat Airport to London with momondo
Airline
Rating
Free Cancellation
Price
easyJetPriceFrom $29Free CancellationRating
6.9
1,850 reviews
Search easyJet flights
RyanairPriceFrom $36Free CancellationRating
6.8
5,217 reviews
Search Ryanair flights
VuelingPriceFrom $68Free CancellationRating
7.1
1,219 reviews
Search Vueling flights
IberiaPriceFrom $123Free CancellationRating
7.0
3,045 reviews
Search Iberia flights
British AirwaysPriceFrom $130Free CancellationRating
6.7
7,571 reviews
Search British Airways flights
  • Vueling Flights From Barcelona-El Prat Airport to London

    Vueling flight deals from Barcelona-El Prat Airport to London start from $68 round-trip. Over the 26 Vueling flights for this route in a normal week, average airfare is usually $148 round-trip - but some users have found much cheaper deals with momondo.

  • Iberia Flights From Barcelona-El Prat Airport to London

    Iberia is also a popular choice for this route. Iberia flight deals for Barcelona-El Prat Airport to London start from as low as $123 round-trip, depending on your selected dates, with average Iberia deals seen on momondo around $191. Iberia operates 53 flights to London from Barcelona-El Prat Airport in an average week. Users have rated it 7.0/10 across 3,045 reviews.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Crawley
Brentwood
Wembley
Romford
Watford
Ilford
Cobham
Folkestone
Uxbridge
Stansted
Chelmsford

Why use momondo?

Why should I use momondo to find a flight deal from Barcelona to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Barcelona.

Can I find flights from Barcelona to London with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to London from Barcelona with this policy.

How can momondo help me find flights from Barcelona to London?

momondo helps you find the best flight between Barcelona and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Barcelona to London right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Barcelona to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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1 adult
Sat 1/10
Sat 1/17

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London