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Cheap flights from London Heathrow Airport to Barcelona from £23

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Barcelona departing on 23/9. 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 London Heathrow Airport to Barcelona (LHR-BCN)

Cheap return flights

Vueling Logo
20:50 - 00:05LHR-BCN
2h 15mdirect
Vueling Logo
18:40 - 20:05BCN-LHR
2h 25mdirect
£55Vueling
Find Deal
Tue, 23 Sep - Wed, 24 Sep
Vueling Logo
20:50 - 00:05LHR-BCN
2h 15mdirect
Vueling Logo
18:40 - 20:05BCN-LHR
2h 25mdirect
£61Vueling
Find Deal
Tue, 23 Sep - Wed, 24 Sep
Vueling Logo
20:50 - 00:05LHR-BCN
2h 15mdirect
Vueling Logo
07:30 - 09:10BCN-LHR
2h 40mdirect
£65Vueling
Find Deal
Wed, 24 Sep - Tue, 30 Sep
Vueling Logo
20:50 - 00:05LHR-BCN
2h 15mdirect
Vueling Logo
07:30 - 09:10BCN-LHR
2h 40mdirect
£66Vueling
Find Deal
Sat, 20 Sep - Thu, 25 Sep
Vueling Logo
18:50 - 22:05LHR-BCN
2h 15mdirect
Vueling Logo
07:30 - 09:10BCN-LHR
2h 40mdirect
£66Vueling
Find Deal
Mon, 3 Nov - Thu, 6 Nov
Vueling Logo
20:50 - 00:05LHR-BCN
2h 15mdirect
Vueling Logo
07:30 - 09:10BCN-LHR
2h 40mdirect
£67Vueling
Find Deal
Sat, 27 Sep - Tue, 30 Sep
Vueling Logo
20:50 - 00:05LHR-BCN
2h 15mdirect
Vueling Logo
07:30 - 09:10BCN-LHR
2h 40mdirect
£68Vueling
Find Deal
Sat, 27 Sep - Wed, 1 Oct
Vueling Logo
20:50 - 00:05LHR-BCN
2h 15mdirect
Vueling Logo
07:30 - 09:10BCN-LHR
2h 40mdirect
£69Vueling
Find Deal
Tue, 2 Sep - Tue, 9 Sep
British Airways Logo
19:20 - 22:35LHR-BCN
2h 15mdirect
British Airways Logo
06:40 - 08:20BCN-LHR
2h 40mdirect
£91British Airways
Find Deal
Sat, 31 Jan - Tue, 3 Feb
British Airways Logo
07:20 - 10:25LHR-BCN
2h 05mdirect
British Airways Logo
20:40 - 22:00BCN-LHR
2h 20mdirect
£92British Airways
Find Deal
Tue, 16 Dec - Tue, 6 Jan

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

Our best Vueling deals on London Heathrow Airport to Barcelona-El Prat Airport flight tickets
Vueling
23 Sept
LHR20:50London Heathrow
2h 15m
BCN00:05Barcelona-El Prat
24 Sept
BCN18:40Barcelona-El Prat
2h 25m
LHR20:05London Heathrow
£55
Find similar
Vueling
23 Sept
LHR20:50London Heathrow
2h 15m
BCN00:05Barcelona-El Prat
24 Sept
BCN18:40Barcelona-El Prat
2h 25m
LHR20:05London Heathrow
£61
Find similar
Vueling
24 Sept
LHR20:50London Heathrow
2h 15m
BCN00:05Barcelona-El Prat
30 Sept
BCN07:30Barcelona-El Prat
2h 40m
LHR09:10London Heathrow
£65
Find similar

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

Our best British Airways deals on London Heathrow Airport to Barcelona-El Prat Airport flight tickets
British Airways
31 Jan
LHR19:20London Heathrow
2h 15m
BCN22:35Barcelona-El Prat
3 Feb
BCN06:40Barcelona-El Prat
2h 40m
LHR08:20London Heathrow
£91
Find similar
British Airways
16 Dec
LHR07:20London Heathrow
2h 05m
BCN10:25Barcelona-El Prat
6 Jan
BCN20:40Barcelona-El Prat
2h 20m
LHR22:00London Heathrow
£92
Find similar
British Airways
25 Aug
LHR19:25London Heathrow
2h 15m
BCN22:40Barcelona-El Prat
3 Sept
BCN21:15Barcelona-El Prat
2h 15m
LHR22:30London Heathrow
£155
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Barcelona-El Prat 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 15 August 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Barcelona-El Prat Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Tue 23/9

20:50-00:05

Nonstop2h 15m

Barcelona-El Prat

Wed 24/9

18:40-20:05

Nonstop2h 25m

£55

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Tue 23/9

20:50-00:05

Nonstop2h 15m

Barcelona-El Prat

Wed 24/9

18:40-20:05

Nonstop2h 25m

£61

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Wed 24/9

20:50-00:05

Nonstop2h 15m

Barcelona-El Prat

Tue 30/9

07:30-09:10

Nonstop2h 40m

£65

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Sat 20/9

20:50-00:05

Nonstop2h 15m

Barcelona-El Prat

Thu 25/9

07:30-09:10

Nonstop2h 40m

£66

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Mon 3/11

18:50-22:05

Nonstop2h 15m

Barcelona-El Prat

Thu 6/11

07:30-09:10

Nonstop2h 40m

£66

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Sat 27/9

20:50-00:05

Nonstop2h 15m

Barcelona-El Prat

Tue 30/9

07:30-09:10

Nonstop2h 40m

£67

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Sat 27/9

20:50-00:05

Nonstop2h 15m

Barcelona-El Prat

Wed 1/10

07:30-09:10

Nonstop2h 40m

£68

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Tue 2/9

20:50-00:05

Nonstop2h 15m

Barcelona-El Prat

Tue 9/9

07:30-09:10

Nonstop2h 40m

£69

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Sat 31/1

19:20-22:35

Nonstop2h 15m

Barcelona-El Prat

Tue 3/2

06:40-08:20

Nonstop2h 40m

£91

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Tue 16/12

07:20-10:25

Nonstop2h 05m

Barcelona-El Prat

Tue 6/1

20:40-22:00

Nonstop2h 20m

£92

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 Barcelona from

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

What is the cheapest month to fly to Barcelona-El Prat Airport?

The cheapest month to fly to Barcelona-El Prat Airport from London Heathrow Airport is in January. Flight prices, which tend to average around £85, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Barcelona-El Prat Airport from London Heathrow Airport during November instead. Flights to Barcelona-El Prat Airport in November, while not as cheap as those in January, still average around £92.

What is the cheapest day to depart on your flight to Barcelona-El Prat Airport?

According to our data, Monday is the cheapest day to fly to Barcelona-El Prat Airport from London Heathrow Airport. The lowest ticket price found for a Monday departure recently was £124. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Barcelona-El Prat Airport is Friday, with ticket prices averaging around £147.

What is the cheapest time of day to depart on your flight to Barcelona-El Prat Airport?

Flying to Barcelona-El Prat Airport from London Heathrow Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as £122 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £143 on average. Flights to Barcelona-El Prat Airport from London Heathrow Airport in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

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

How far in advance should I book a flight to Barcelona-El Prat Airport?

You are more likely to see cheaper flights to Barcelona-El Prat Airport from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona-El Prat Airport for around £136 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona-El Prat Airport from London Heathrow Airport for as low as £126 on momondo.

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

There are 3 cabin classes available to choose from on London Heathrow to Barcelona-El Prat flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of August 2025, prices for London Heathrow Airport to Barcelona-El Prat Airport flights are approximately 18% cheaper when compared to flights at the same time last year.

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

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

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

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

Best price found

£23

Fastest flight time

2h 05m

Direct flights

Tue, Wed, Thu, Fri, Sat and Sun
The best one-way flight to Barcelona-El Prat Airport from London Heathrow Airport in the past 72 hours is £23. The best return flight deal from London Heathrow Airport to Barcelona-El Prat Airport found on momondo in the last 72 hours is £55.
The fastest flight from London Heathrow Airport to Barcelona-El Prat Airport takes 2h 05m
Direct flights go from London Heathrow Airport to Barcelona-El Prat Airport on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: Vueling and British Airways..
Search flight deals

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

    The straight-line distance from London Heathrow to Barcelona-El Prat is 712.7 mi. By plane, this route typically takes 2h 05m.

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

    Prices for flights from London Heathrow Airport to Barcelona-El Prat Airport refresh daily.

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

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

  • What documentation or ID do you need to fly to Barcelona-El Prat Airport?

    The travel and health documents you'll need for your trip to Barcelona-El Prat Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Barcelona-El Prat Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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

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

Compare and see reviews for airlines that fly from London Heathrow Airport to Barcelona-El Prat Airport with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom £14Free CancellationRating
6.8
5,153 reviews
Search Ryanair flights
easyJetPriceFrom £35Free CancellationRating
6.9
1,821 reviews
Search easyJet flights
VuelingPriceFrom £55Free CancellationRating
7.1
1,180 reviews
Search Vueling flights
British AirwaysPriceFrom £82Free CancellationRating
6.6
7,267 reviews
Search British Airways flights
IberiaPriceFrom £110Free CancellationRating
7.0
2,882 reviews
Search Iberia flights
KLMPriceFrom £127Free CancellationRating
7.8
1,384 reviews
Search KLM flights
SWISSPriceFrom £130Free CancellationRating
7.5
1,699 reviews
Search SWISS flights
Air FrancePriceFrom £141Free CancellationRating
7.4
1,468 reviews
Search Air France flights
Brussels AirlinesPriceFrom £147Free CancellationRating
7.3
349 reviews
Search Brussels Airlines flights
TAP AIR PORTUGALPriceFrom £148Free CancellationRating
7.1
1,948 reviews
Search TAP AIR PORTUGAL flights

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

    Vueling operates around 14 flights from London Heathrow Airport to Barcelona-El Prat Airport every week. The average price of these flights found in the last 72 hours has been £160, but momondo users have found Vueling deals from London Heathrow Airport to Barcelona-El Prat Airport from as low as £74 round-trip. Vueling has been scored 7.1/10 in 1,180 reviews.

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

    Another popular option for London Heathrow Airport to Barcelona-El Prat Airport flights is Iberia (7.0/10, 2,882 ratings). Iberia flies from London Heathrow Airport to Barcelona-El Prat Airport around 34 times per week, with deals starting from £150 round-trip and rising to an average price of around £214.

Travelling to a place near Barcelona?

Book flights to Barcelona if you plan to visit one of these locations
Salou
Lloret de Mar
Sitges
Calella
Santa Susanna
Tossa de Mar
Tarragona
Pineda de Mar
Cambrils
Malgrat de Mar
L'Hospitalet de Llobregat
Badalona
El Prat de Llobregat
Castelldefels
La Pineda
Roses
Llafranc
L'Estartit
l'Escala
Cadaques

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Barcelona. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for London to Barcelona flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Barcelona from London.

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

Of course. momondo tracks the price of London to Barcelona 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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