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Cheap flights from Barcelona-El Prat Airport to London from £29

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 15/11. 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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Find the cheapest flights from Barcelona-El Prat Airport to London

Cheap return flights

Vueling Logo
07:30 - 09:10BCN-LHR
2h 40mdirect
Vueling Logo
20:50 - 00:05LHR-BCN
2h 15mdirect
£63Vueling
Find Deal
Thu, 25 Sep - Tue, 30 Sep
Vueling Logo
07:30 - 09:10BCN-LHR
2h 40mdirect
Vueling Logo
20:50 - 00:05LHR-BCN
2h 15mdirect
£63Vueling
Find Deal
Wed, 17 Sep - Tue, 23 Sep
Vueling Logo
07:30 - 09:10BCN-LHR
2h 40mdirect
Vueling Logo
20:50 - 00:05LHR-BCN
2h 15mdirect
£65Vueling
Find Deal
Wed, 17 Sep - Tue, 23 Sep
Vueling Logo
07:30 - 09:10BCN-LHR
2h 40mdirect
Vueling Logo
20:50 - 00:05LHR-BCN
2h 15mdirect
£66Vueling
Find Deal
Wed, 10 Sep - Wed, 17 Sep
Vueling Logo
07:30 - 09:10BCN-LHR
2h 40mdirect
Vueling Logo
20:50 - 00:05LHR-BCN
2h 15mdirect
£68Vueling
Find Deal
Thu, 25 Sep - Mon, 29 Sep
Vueling Logo
07:30 - 09:10BCN-LHR
2h 40mdirect
Vueling Logo
20:50 - 00:05LHR-BCN
2h 15mdirect
£69Vueling
Find Deal
Thu, 18 Sep - Tue, 23 Sep
Vueling Logo
18:40 - 20:05BCN-LHR
2h 25mdirect
Vueling Logo
18:50 - 22:05LHR-BCN
2h 15mdirect
£70Vueling
Find Deal
Sat, 15 Nov - Tue, 18 Nov
Vueling Logo
07:30 - 09:10BCN-LHR
2h 40mdirect
Vueling Logo
20:50 - 00:05LHR-BCN
2h 15mdirect
£70Vueling
Find Deal
Wed, 17 Sep - Fri, 19 Sep
British Airways Logo
17:30 - 18:50BCN-LHR
2h 20mdirect
British Airways Logo
06:05 - 09:10LHR-BCN
2h 05mdirect
£91British Airways
Find Deal
Sat, 6 Dec - Mon, 8 Dec
British Airways Logo
13:35 - 15:00BCN-LHR
2h 25mdirect
British Airways Logo
16:35 - 19:45LHR-BCN
2h 10mdirect
£94British Airways
Find Deal
Mon, 8 Dec - Thu, 11 Dec

Vueling flights from Barcelona-El Prat Airport to London Heathrow Airport

Our best Vueling deals on Barcelona-El Prat Airport to London Heathrow Airport flight tickets
Vueling
25 Sept
BCN07:30Barcelona-El Prat
2h 40m
LHR09:10London Heathrow
30 Sept
LHR20:50London Heathrow
2h 15m
BCN00:05Barcelona-El Prat
£63
Find similar
Vueling
17 Sept
BCN07:30Barcelona-El Prat
2h 40m
LHR09:10London Heathrow
23 Sept
LHR20:50London Heathrow
2h 15m
BCN00:05Barcelona-El Prat
£63
Find similar
Vueling
17 Sept
BCN07:30Barcelona-El Prat
2h 40m
LHR09:10London Heathrow
23 Sept
LHR20:50London Heathrow
2h 15m
BCN00:05Barcelona-El Prat
£65
Find similar

British Airways flights from Barcelona-El Prat Airport to London Heathrow Airport

Our best British Airways deals on Barcelona-El Prat Airport to London Heathrow Airport flight tickets
British Airways
6 Dec
BCN17:30Barcelona-El Prat
2h 20m
LHR18:50London Heathrow
8 Dec
LHR06:05London Heathrow
2h 05m
BCN09:10Barcelona-El Prat
£91
Find similar
British Airways
8 Dec
BCN13:35Barcelona-El Prat
2h 25m
LHR15:00London Heathrow
11 Dec
LHR16:35London Heathrow
2h 10m
BCN19:45Barcelona-El Prat
£94
Find similar
British Airways
14 Nov
BCN06:40Barcelona-El Prat
2h 40m
LHR08:20London Heathrow
16 Nov
LHR19:15London Heathrow
2h 15m
BCN22:30Barcelona-El Prat
£99
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Barcelona-El Prat Airport to London Heathrow Airport 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 279,928 searches. Data last updated 1 August 2025.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Thu 25/9

07:30-09:10

Nonstop2h 40m

London Heathrow

Tue 30/9

20:50-00:05

Nonstop2h 15m

£63

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Wed 17/9

07:30-09:10

Nonstop2h 40m

London Heathrow

Tue 23/9

20:50-00:05

Nonstop2h 15m

£63

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Wed 17/9

07:30-09:10

Nonstop2h 40m

London Heathrow

Tue 23/9

20:50-00:05

Nonstop2h 15m

£65

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Wed 10/9

07:30-09:10

Nonstop2h 40m

London Heathrow

Wed 17/9

20:50-00:05

Nonstop2h 15m

£66

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Thu 25/9

07:30-09:10

Nonstop2h 40m

London Heathrow

Mon 29/9

20:50-00:05

Nonstop2h 15m

£68

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Thu 18/9

07:30-09:10

Nonstop2h 40m

London Heathrow

Tue 23/9

20:50-00:05

Nonstop2h 15m

£69

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Sat 15/11

18:40-20:05

Nonstop2h 25m

London Heathrow

Tue 18/11

18:50-22:05

Nonstop2h 15m

£70

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Wed 17/9

07:30-09:10

Nonstop2h 40m

London Heathrow

Fri 19/9

20:50-00:05

Nonstop2h 15m

£70

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Sat 6/12

17:30-18:50

Nonstop2h 20m

London Heathrow

Mon 8/12

06:05-09:10

Nonstop2h 05m

£91

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Mon 8/12

13:35-15:00

Nonstop2h 25m

London Heathrow

Thu 11/12

16:35-19:45

Nonstop2h 10m

£94

Flights are sorted by cheapest return 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 Heathrow Airport

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 Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

In general, November is the cheapest month to fly from Barcelona-El Prat Airport to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £93. The month of January is another great option to travel to London Heathrow Airport, with average flight prices from Barcelona-El Prat Airport averaging around £95.

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

On average, the least expensive day to fly to London Heathrow Airport from Barcelona-El Prat Airport is on a Thursday. momondo users have found tickets for Thursday departures for as low as £76. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Wednesday is £154.

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

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Barcelona-El Prat Airport to London Heathrow Airport in the evening for as low as £76. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £177 on average. Flights to London Heathrow Airport from Barcelona-El Prat Airport at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

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

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

You are more likely to see cheaper flights to London Heathrow Airport from Barcelona-El Prat Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £125 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Barcelona-El Prat Airport for as low as £100 on momondo.

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

There are 3 cabin classes available to choose from on Barcelona-El Prat to London Heathrow 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 Heathrow Airport flight prices changed over time?

As of August 2025, prices for Barcelona-El Prat Airport to London Heathrow Airport flights are approximately 24% cheaper when compared to flights at the same time last year.

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

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

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

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

Best price found

£29

Fastest flight time

2h 20m

Direct flights

Mon, Wed, Thu, Fri, Sat and Sun
The best one-way flight to London Heathrow Airport from Barcelona-El Prat Airport in the past 72 hours is £29. The best return flight deal from Barcelona-El Prat Airport to London Heathrow Airport found on momondo in the last 72 hours is £63.
The fastest flight from Barcelona-El Prat Airport to London Heathrow Airport takes 2h 20m
Direct flights go from Barcelona-El Prat Airport to London Heathrow Airport on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: Vueling and British Airways..
Search flight deals

  • How far is Barcelona-El Prat to London Heathrow by plane?

    Barcelona-El Prat and London Heathrow are 712.7 mi apart from one another. 2h 20m is a normal flight duration for this route.

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

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Barcelona-El Prat Airport to London Heathrow Airport.

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

    The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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

Best airlines flying from Barcelona-El Prat Airport to London Heathrow Airport

Compare and see reviews for airlines that fly from Barcelona-El Prat Airport to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
VuelingPriceFrom £53Free CancellationRating
7.1
1,176 reviews
Search Vueling flights
British AirwaysPriceFrom £82Free CancellationRating
6.6
7,222 reviews
Search British Airways flights
IberiaPriceFrom £98Free CancellationRating
7.0
2,859 reviews
Search Iberia flights

  • Vueling Flights From Barcelona-El Prat Airport to London Heathrow Airport

    Across 14 Vueling flights from Barcelona-El Prat Airport to London Heathrow Airport this week, the average price was £164, with the best Vueling deals starting from £70 round-trip. 1,176 users have rated Vueling on momondo, with an average score of 7.1/10.

  • Iberia Flights From Barcelona-El Prat Airport to London Heathrow Airport

    Across 2,859 Iberia reviews on momondo, the average score is 7.0/10. Iberia flies from Barcelona-El Prat Airport to London Heathrow Airport about 31 times each week, with ticket deals ranging from £129 to £228. Price data is based on momondo searches in the last 72 hours.

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Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Barcelona to London for you.

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

All flight searches from Barcelona to London on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Barcelona to London.

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

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Barcelona and alert you when they change.

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