Cheap flights from Barcelona-El Prat Airport to London from $42

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 11/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Barcelona-El Prat Airport to London (BCN-LON)

Cheap round-trip flights

Ryanair Logo
10:25 am - 11:45 amBCN-LTN
2h 20mnonstop
Ryanair Logo
6:40 am - 9:50 amLTN-BCN
2h 10mnonstop
$59Ryanair
Find Deal
Thu, Sep 25 - Thu, Oct 2
Vueling Logo
6:55 pm - 8:15 pmBCN-LGW
2h 20mnonstop
Vueling Logo
9:10 am - 12:25 pmLGW-BCN
2h 15mnonstop
$60Vueling
Find Deal
Sat, Oct 11 - Sun, Oct 12
Ryanair Logo
9:55 pm - 11:20 pmBCN-LTN
2h 25mnonstop
Ryanair Logo
6:10 pm - 9:20 pmLTN-BCN
2h 10mnonstop
$60Ryanair
Find Deal
Tue, Sep 16 - Tue, Sep 23
Vueling Logo
12:55 pm - 2:20 pmBCN-LGW
2h 25mnonstop
Vueling Logo
5:35 pm - 8:45 pmLGW-BCN
2h 10mnonstop
$61Vueling
Find Deal
Sat, Oct 11 - Sat, Oct 18
Ryanair Logo
7:30 pm - 8:55 pmBCN-LTN
2h 25mnonstop
Ryanair Logo
4:00 pm - 7:10 pmLTN-BCN
2h 10mnonstop
$61Ryanair
Find Deal
Fri, Sep 19 - Mon, Sep 22
easyJet Logo
8:55 pm - 10:20 pmBCN-LTN
2h 25mnonstop
easyJet Logo
5:00 pm - 8:10 pmLTN-BCN
2h 10mnonstop
$62easyJet
Find Deal
Fri, Nov 7 - Fri, Nov 14
easyJet Logo
10:50 am - 12:20 pmBCN-LTN
2h 30mnonstop
easyJet Logo
7:00 am - 10:15 amLTN-BCN
2h 15mnonstop
$65easyJet
Find Deal
Tue, Oct 7 - Wed, Oct 8
British Airways Logo
6:40 am - 8:20 amBCN-LHR
2h 40mnonstop
British Airways Logo
9:25 am - 12:30 pmLHR-BCN
2h 05mnonstop
$122British Airways
Find Deal
Sat, Feb 7 - Mon, Feb 23
British Airways Logo
5:20 pm - 6:40 pmBCN-LHR
2h 20mnonstop
British Airways Logo
4:00 pm - 7:10 pmLHR-BCN
2h 10mnonstop
$123British Airways
Find Deal
Wed, Feb 18 - Sun, Feb 22
Iberia Logo
8:50 am - 2:05 pmBCN-LCY
6h 15m1 stop
Iberia Logo
9:10 am - 5:10 pmLCY-BCN
7h 00m1 stop
$295Iberia
Find Deal
Fri, Dec 5 - Mon, Dec 8

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
Feb 7
BCN6:40 amBarcelona-El Prat
2h 40m
LHR8:20 amLondon Heathrow
Feb 23
LHR9:25 amLondon Heathrow
2h 05m
BCN12:30 pmBarcelona-El Prat
British Airways
Feb 18
BCN5:20 pmBarcelona-El Prat
2h 20m
LHR6:40 pmLondon Heathrow
Feb 22
LHR4:00 pmLondon Heathrow
2h 10m
BCN7:10 pmBarcelona-El Prat
British Airways
Dec 8
BCN8:00 pmBarcelona-El Prat
2h 20m
LHR9:20 pmLondon Heathrow
Dec 11
LHR7:20 amLondon Heathrow
2h 05m
BCN10:25 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
Oct 11
BCN6:55 pmBarcelona-El Prat
2h 20m
LGW8:15 pmLondon Gatwick
Oct 12
LGW9:10 amLondon Gatwick
2h 15m
BCN12:25 pmBarcelona-El Prat
Vueling
Oct 11
BCN12:55 pmBarcelona-El Prat
2h 25m
LGW2:20 pmLondon Gatwick
Oct 18
LGW5:35 pmLondon Gatwick
2h 10m
BCN8:45 pmBarcelona-El Prat
Vueling
Sep 17
BCN9:20 pmBarcelona-El Prat
2h 20m
LGW10:40 pmLondon Gatwick
Sep 30
LGW1:00 pmLondon Gatwick
2h 10m
BCN4:10 pmBarcelona-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 August 29, 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 - LTN

BCNLTN

Barcelona-El Prat

Thu 9/25

10:25 am-11:45 am

Nonstop2h 20m

London Luton

Thu 10/2

6:40 am-9:50 am

Nonstop2h 10m

$59

BarcelonaLondon

BCN - LGW

BCNLGW

Barcelona-El Prat

Sat 10/11

6:55 pm-8:15 pm

Nonstop2h 20m

London Gatwick

Sun 10/12

9:10 am-12:25 pm

Nonstop2h 15m

$60

BarcelonaLondon

BCN - LTN

BCNLTN

Barcelona-El Prat

Tue 9/16

9:55 pm-11:20 pm

Nonstop2h 25m

London Luton

Tue 9/23

6:10 pm-9:20 pm

Nonstop2h 10m

$60

BarcelonaLondon

BCN - LGW

BCNLGW

Barcelona-El Prat

Sat 10/11

12:55 pm-2:20 pm

Nonstop2h 25m

London Gatwick

Sat 10/18

5:35 pm-8:45 pm

Nonstop2h 10m

$61

BarcelonaLondon

BCN - LTN

BCNLTN

Barcelona-El Prat

Fri 9/19

7:30 pm-8:55 pm

Nonstop2h 25m

London Luton

Mon 9/22

4:00 pm-7:10 pm

Nonstop2h 10m

$61

BarcelonaLondon

BCN - LTN

BCNLTN

Barcelona-El Prat

Fri 11/7

8:55 pm-10:20 pm

Nonstop2h 25m

London Luton

Fri 11/14

5:00 pm-8:10 pm

Nonstop2h 10m

$62

BarcelonaLondon

BCN - LTN

BCNLTN

Barcelona-El Prat

Tue 10/7

10:50 am-12:20 pm

Nonstop2h 30m

London Luton

Wed 10/8

7:00 am-10:15 am

Nonstop2h 15m

$65

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Sat 2/7

6:40 am-8:20 am

Nonstop2h 40m

London Heathrow

Mon 2/23

9:25 am-12:30 pm

Nonstop2h 05m

$122

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Wed 2/18

5:20 pm-6:40 pm

Nonstop2h 20m

London Heathrow

Sun 2/22

4:00 pm-7:10 pm

Nonstop2h 10m

$123

BarcelonaLondon

BCN - LCY

BCNLCY

Barcelona-El Prat

Fri 12/5

8:50 am-2:05 pm

1 stop6h 15m

London City

Mon 12/8

9:10 am-5:10 pm

1 stop7h 00m

$295

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 $63, are often lower during this time because this is during the off-season. The month of January is another great option to travel to London, with average flight prices from Barcelona-El Prat Airport averaging around $67.

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 Saturday. Travelers who choose to depart for London on a Saturday will often find tickets for as low as $149. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $242. 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 $139 when looking at flights departing in the evening. Flights to London are more costly at noon, with an average ticket price of $198. 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 $168 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 $138 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 August 2025, prices for Barcelona-El Prat Airport to London flights are approximately 8% cheaper 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

$51

Fastest flight time

2h 15m

Direct flights

Mon, Tue, Wed, Fri and Sat

Airports in London

2 airports
The best one-way flight to London from Barcelona-El Prat Airport in the past 72 hours is $51. The best round-trip flight deal from Barcelona-El Prat Airport to London found on momondo in the last 72 hours is $36.
The fastest flight from Barcelona-El Prat Airport to London takes 2h 15m
Direct flights go from Barcelona-El Prat Airport to London on Monday, Tuesday, Wednesday, Friday and Saturday. Airlines offering direct flights are: Ryanair and British Airways.
There are 2 airports near London: London City (LCY), 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 15m, 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
RyanairPriceFrom $35Free CancellationRating
6.8
5,153 reviews
Search Ryanair flights
easyJetPriceFrom $55Free CancellationRating
6.9
1,817 reviews
Search easyJet flights
VuelingPriceFrom $56Free CancellationRating
7.1
1,181 reviews
Search Vueling flights
IberiaPriceFrom $123Free CancellationRating
7.0
2,894 reviews
Search Iberia flights
British AirwaysPriceFrom $124Free CancellationRating
6.7
7,320 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 $56 round-trip. Over the 55 Vueling flights for this route in a normal week, average airfare is usually $135 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 $203. Iberia operates 76 flights to London from Barcelona-El Prat Airport in an average week. Users have rated it 7.0/10 across 2,894 reviews.

Traveling to a place near London?

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

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.

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 9/3
Wed 9/10

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