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Cheap flights from Barcelona-El Prat Airport to London from $37

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 5/5. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from Barcelona-El Prat Airport to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Vueling Logo
7:30 am - 9:10 am
BCN
-
LHR
2h 40mnonstop
Vueling Logo
8:50 pm - 12:10 am
LHR
-
BCN
2h 20mnonstop
$84Vueling
Tue, May 12 - Sat, May 16
Vueling Logo
7:30 am - 9:10 am
BCN
-
LHR
2h 40mnonstop
Vueling Logo
8:50 pm - 12:10 am
LHR
-
BCN
2h 20mnonstop
$85Vueling
Tue, May 12 - Sat, May 16
Vueling Logo
6:35 pm - 8:05 pm
BCN
-
LHR
2h 30mnonstop
Vueling Logo
9:55 am - 1:15 pm
LHR
-
BCN
2h 20mnonstop
$86Vueling
Sat, May 2 - Tue, May 5
Vueling Logo
6:35 pm - 8:05 pm
BCN
-
LHR
2h 30mnonstop
Vueling Logo
8:50 pm - 12:10 am
LHR
-
BCN
2h 20mnonstop
$89Vueling
Sat, May 9 - Tue, May 12
Vueling Logo
7:30 am - 9:10 am
BCN
-
LHR
2h 40mnonstop
Vueling Logo
9:55 am - 1:15 pm
LHR
-
BCN
2h 20mnonstop
$90Vueling
Fri, Apr 17 - Sat, Apr 18
Vueling Logo
7:30 am - 9:10 am
BCN
-
LHR
2h 40mnonstop
Vueling Logo
8:50 pm - 12:10 am
LHR
-
BCN
2h 20mnonstop
$91Vueling
Thu, Apr 23 - Sat, Apr 25
Vueling Logo
7:30 am - 9:10 am
BCN
-
LHR
2h 40mnonstop
Vueling Logo
8:50 pm - 12:10 am
LHR
-
BCN
2h 20mnonstop
$92Vueling
Tue, Apr 21 - Sat, Apr 25
Vueling Logo
7:30 am - 9:10 am
BCN
-
LHR
2h 40mnonstop
Vueling Logo
9:55 am - 1:15 pm
LHR
-
BCN
2h 20mnonstop
$93Vueling
Fri, Apr 17 - Mon, Apr 20
Vueling Logo
7:30 am - 9:10 am
BCN
-
LHR
2h 40mnonstop
Vueling Logo
8:50 pm - 12:10 am
LHR
-
BCN
2h 20mnonstop
$94Vueling
Wed, May 13 - Thu, May 14
Vueling Logo
7:30 am - 9:10 am
BCN
-
LHR
2h 40mnonstop
Vueling Logo
8:50 pm - 12:10 am
LHR
-
BCN
2h 20mnonstop
$95Vueling
Thu, Apr 16 - Thu, Apr 23

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
May 12
BCN7:30 amBarcelona-El Prat
2h 40m
LHR9:10 amLondon Heathrow
May 16
LHR8:50 pmLondon Heathrow
2h 20m
BCN12:10 amBarcelona-El Prat
$84
Vueling
May 12
BCN7:30 amBarcelona-El Prat
2h 40m
LHR9:10 amLondon Heathrow
May 16
LHR8:50 pmLondon Heathrow
2h 20m
BCN12:10 amBarcelona-El Prat
$85
Vueling
May 2
BCN6:35 pmBarcelona-El Prat
2h 30m
LHR8:05 pmLondon Heathrow
May 5
LHR9:55 amLondon Heathrow
2h 20m
BCN1:15 pmBarcelona-El Prat
$86

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
Apr 25
BCN8:00 pmBarcelona-El Prat
2h 15m
LHR9:15 pmLondon Heathrow
Apr 26
LHR12:25 pmLondon Heathrow
2h 15m
BCN3:40 pmBarcelona-El Prat
$133
British Airways
Apr 24
BCN8:35 pmBarcelona-El Prat
2h 15m
LHR9:50 pmLondon Heathrow
Apr 26
LHR12:25 pmLondon Heathrow
2h 15m
BCN3:40 pmBarcelona-El Prat
$134
British Airways
Apr 1
BCN3:05 pmBarcelona-El Prat
2h 25m
LHR4:30 pmLondon Heathrow
Apr 9
LHR7:30 pmLondon Heathrow
2h 10m
BCN10:40 pmBarcelona-El Prat
$173

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated March 30, 2026.
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

Cheapest round-trip

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Tue 5/12

7:30 am-9:10 am

Nonstop2h 40m

London Heathrow

Sat 5/16

8:50 pm-12:10 am

Nonstop2h 20m

$84

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Tue 5/12

7:30 am-9:10 am

Nonstop2h 40m

London Heathrow

Sat 5/16

8:50 pm-12:10 am

Nonstop2h 20m

$85
Quickest round-trip

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Sat 5/2

6:35 pm-8:05 pm

Nonstop2h 30m

London Heathrow

Tue 5/5

9:55 am-1:15 pm

Nonstop2h 20m

$86

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Sat 5/9

6:35 pm-8:05 pm

Nonstop2h 30m

London Heathrow

Tue 5/12

8:50 pm-12:10 am

Nonstop2h 20m

$89

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Fri 4/17

7:30 am-9:10 am

Nonstop2h 40m

London Heathrow

Sat 4/18

9:55 am-1:15 pm

Nonstop2h 20m

$90

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Thu 4/23

7:30 am-9:10 am

Nonstop2h 40m

London Heathrow

Sat 4/25

8:50 pm-12:10 am

Nonstop2h 20m

$91

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Tue 4/21

7:30 am-9:10 am

Nonstop2h 40m

London Heathrow

Sat 4/25

8:50 pm-12:10 am

Nonstop2h 20m

$92

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Fri 4/17

7:30 am-9:10 am

Nonstop2h 40m

London Heathrow

Mon 4/20

9:55 am-1:15 pm

Nonstop2h 20m

$93

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Wed 5/13

7:30 am-9:10 am

Nonstop2h 40m

London Heathrow

Thu 5/14

8:50 pm-12:10 am

Nonstop2h 20m

$94

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

Thu 4/16

7:30 am-9:10 am

Nonstop2h 40m

London Heathrow

Thu 4/23

8:50 pm-12:10 am

Nonstop2h 20m

$95

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 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?

The month of January is, on average, the cheapest month to fly to London Heathrow Airport from Barcelona-El Prat Airport, with most prices found around $131. If you’re not able to fly to London Heathrow Airport in January, then November is your next best option. Flight prices from Barcelona-El Prat Airport to London Heathrow Airport during November average around $135.

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

Our data shows that Sunday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $267. The most expensive day to fly to London Heathrow Airport is Tuesday, with ticket prices averaging around $807.

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 $223. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $564.

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 $173 when searching weeks out. 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 $153 on momondo.

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

There are 4 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 March 2026, prices for Barcelona-El Prat Airport to London Heathrow Airport flights are approximately 34% more expensive 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 round-trip 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

$281

Fastest flight time

2h 40m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from Barcelona-El Prat Airport in the past 72 hours is $281. The best round-trip flight deal from Barcelona-El Prat Airport to London Heathrow Airport found on momondo in the last 72 hours is $378.
The fastest flight from Barcelona-El Prat Airport to London Heathrow Airport takes 2h 40m
Direct flights go from Barcelona-El Prat Airport to London Heathrow Airport every day.
Search flight deals

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

    The distance between Barcelona-El Prat and London Heathrow is about 712.7 mi. In terms of flight time, this usually takes a little over 2h 40m.

  • 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?

    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 Heathrow Airport.

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

    The required travel and health documents for your London Heathrow Airport 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 Heathrow Airport. 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 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 $101Free CancellationRating
7.2
1,259 reviews
Search Vueling flights
British AirwaysPriceFrom $134Free CancellationRating
6.7
7,836 reviews
Search British Airways flights

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

    Vueling flies from Barcelona-El Prat Airport to London Heathrow Airport around 10 times per week, with 1,259 momondo users rating the airline 7.2/10. The cheapest Vueling deal from Barcelona-El Prat Airport to London Heathrow Airport in the last 72 hours was $101 (round-trip), much lower than the average airfare cost of $188 for Vueling flights on this route.

  • British Airways Flights From Barcelona-El Prat Airport to London Heathrow Airport

    The best British Airways deal for Barcelona-El Prat Airport to London Heathrow Airport flight tickets found on momondo in the last 72 hours was $134, round-trip. It should be noted that an average British Airways flight deal for this route in this time was higher, at $232 round-trip. British Airways operates 22 flights out of Barcelona-El Prat Airport into London Heathrow Airport in an average week, so prices vary by time and availability. 7,836 British Airways reviews by users on momondo have scored the airline at 6.7/10.

Traveling to a place near London?

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Why use momondo?

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

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

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

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

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

Once all potential Barcelona to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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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