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Cheap flights from London Heathrow Airport to Barcelona from $48

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.
1 adult

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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
$115Vueling
Find Deal
Tue, 23 Sep - Wed, 24 Sep
Vueling Logo
09:55 - 13:05LHR-BCN
2h 10mdirect
Vueling Logo
07:30 - 09:10BCN-LHR
2h 40mdirect
$118Vueling
Find Deal
Wed, 24 Sep - Fri, 26 Sep
Vueling Logo
20:50 - 00:05LHR-BCN
2h 15mdirect
Vueling Logo
07:30 - 09:10BCN-LHR
2h 40mdirect
$120Vueling
Find Deal
Tue, 23 Sep - Thu, 25 Sep
Vueling Logo
20:50 - 00:05LHR-BCN
2h 15mdirect
Vueling Logo
18:40 - 20:05BCN-LHR
2h 25mdirect
$127Vueling
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
$136Vueling
Find Deal
Sat, 20 Sep - Thu, 25 Sep
Vueling Logo
18:50 - 22:05LHR-BCN
2h 15mdirect
Vueling Logo
18:40 - 20:05BCN-LHR
2h 25mdirect
$147Vueling
Find Deal
Tue, 4 Nov - Sat, 8 Nov
Vueling Logo
18:50 - 22:05LHR-BCN
2h 15mdirect
Vueling Logo
07:30 - 09:10BCN-LHR
2h 40mdirect
$150Vueling
Find Deal
Fri, 7 Nov - Sun, 9 Nov
Vueling Logo
20:50 - 00:05LHR-BCN
2h 15mdirect
Vueling Logo
07:30 - 09:10BCN-LHR
2h 40mdirect
$158Vueling
Find Deal
Tue, 30 Sep - Thu, 2 Oct
British Airways Logo
06:05 - 09:10LHR-BCN
2h 05mdirect
British Airways Logo
20:40 - 22:00BCN-LHR
2h 20mdirect
$190British Airways
Find Deal
Sat, 10 Jan - Wed, 14 Jan
Logo
20:50 - 00:05LHR-BCN
2h 15mdirect
Logo
06:10 - 14:15BCN-LHR
9h 05m1 stop
$219
Find Deal
Tue, 2 Sep - Sat, 6 Sep

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
$115
Find similar
Vueling
24 Sept
LHR09:55London Heathrow
2h 10m
BCN13:05Barcelona-El Prat
26 Sept
BCN07:30Barcelona-El Prat
2h 40m
LHR09:10London Heathrow
$118
Find similar
Vueling
23 Sept
LHR20:50London Heathrow
2h 15m
BCN00:05Barcelona-El Prat
25 Sept
BCN07:30Barcelona-El Prat
2h 40m
LHR09:10London Heathrow
$120
Find similar

Brussels Airlines flights from London Heathrow Airport to Barcelona-El Prat Airport

Our best Brussels Airlines deals on London Heathrow Airport to Barcelona-El Prat Airport flight tickets
Brussels Airlines
26 Aug
LHR07:45London Heathrow
5h 35m
1 stop
BCN14:20Barcelona-El Prat
2 Sept
BCN15:10Barcelona-El Prat
6h 45m
1 stop
LHR20:55London Heathrow
$360
Find similar
Brussels Airlines
28 Aug
LHR07:45London Heathrow
11h 45m
1 stop
BCN20:30Barcelona-El Prat
1 Sept
BCN21:20Barcelona-El Prat
24h 35m
1 stop
LHR20:55London Heathrow
$380
Find similar
Brussels Airlines
21 Aug
LHR06:50London Heathrow
6h 30m
1 stop
BCN14:20Barcelona-El Prat
11 Oct
BCN15:10Barcelona-El Prat
6h 45m
1 stop
LHR20:55London Heathrow
$388
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 78,305 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

$115

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Wed 24/9

09:55-13:05

Nonstop2h 10m

Barcelona-El Prat

Fri 26/9

07:30-09:10

Nonstop2h 40m

$118

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Tue 23/9

20:50-00:05

Nonstop2h 15m

Barcelona-El Prat

Thu 25/9

07:30-09:10

Nonstop2h 40m

$120

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

$127

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

$136

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Tue 4/11

18:50-22:05

Nonstop2h 15m

Barcelona-El Prat

Sat 8/11

18:40-20:05

Nonstop2h 25m

$147

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Fri 7/11

18:50-22:05

Nonstop2h 15m

Barcelona-El Prat

Sun 9/11

07:30-09:10

Nonstop2h 40m

$150

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Tue 30/9

20:50-00:05

Nonstop2h 15m

Barcelona-El Prat

Thu 2/10

07:30-09:10

Nonstop2h 40m

$158

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Sat 10/1

06:05-09:10

Nonstop2h 05m

Barcelona-El Prat

Wed 14/1

20:40-22:00

Nonstop2h 20m

$190

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Tue 2/9

20:50-00:05

Nonstop2h 15m

Barcelona-El Prat

Sat 6/9

06:10-14:15

1 stop9h 05m

$219

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?

In general, January is the cheapest month to fly from London Heathrow Airport to Barcelona-El Prat Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $176. 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 $192.

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

Our data shows that Tuesday is the least expensive day to fly to Barcelona-El Prat Airport. Tickets to fly out on this day can be as low as $170. The most expensive day to fly to Barcelona-El Prat Airport is Friday, with ticket prices averaging around $402.

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

Our most recent data shows that the best time of day to fly to Barcelona-El Prat Airport is in the afternoon. Flights from London Heathrow Airport to Barcelona-El Prat Airport during this time can be as low as $232. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $377 on average. Flights to Barcelona-El Prat Airport from London Heathrow Airport in the evening 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 $283 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 $262 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 17% 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

$48

Fastest flight time

2h 05m

Direct flights

Every day
The best one-way flight to Barcelona-El Prat Airport from London Heathrow Airport in the past 72 hours is $48. The best return flight deal from London Heathrow Airport to Barcelona-El Prat Airport found on momondo in the last 72 hours is $115.
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 every day.
Search flight deals

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

    The distance between London Heathrow and Barcelona-El Prat is about 1147.0 km. Typically, this will take 2h 05m by plane in normal conditions.

  • 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 are updated 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?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check 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 required for your trip to Barcelona-El Prat 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 licence, and a passport valid for six-months after you plan to arrive at Barcelona-El Prat 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 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
British AirwaysPriceFrom $116Free cancellationRating
6.6
7,267 reviews
Search British Airways flights
VuelingPriceFrom $132Free cancellationRating
7.1
1,180 reviews
Search Vueling flights
IberiaPriceFrom $257Free cancellationRating
7.0
2,882 reviews
Search Iberia flights

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

    Across 14 Vueling flights from London Heathrow Airport to Barcelona-El Prat Airport this week, the average price was $185, with the best Vueling deals starting from $86 round-trip. 1,180 users have rated Vueling on momondo, with an average score of 7.1/10.

  • 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 $168 round-trip and rising to an average price of around $455.

Travelling to a place near Barcelona?

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

Why use momondo?

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

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 Barcelona from London.

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

momondo does allow users to show only those flights to Barcelona from London which offer a flexible booking policy as well as other useful filters and features.

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?

Yes momondo offers price alerts on flights to Barcelona from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Barcelona-El Prat Airport trip

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