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

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/5. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — LHR
19 mars — 26 mars1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Barcelona-El Prat to London Heathrow are usually found in January or November, booked 41 days in advance, depart on a Thursday or Sunday and return on a Tuesday

Cheap flight deals from Barcelona-El Prat to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Barcelona-El Prat to Heathrow
Explore the most affordable flight options available from Barcelona-El Prat to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 février 2026.

sam. 21/318:40
BCN
-
LHR
Nonstop2h 25m
Vueling
lun. 23/309:55
LHR
-
BCN
Nonstop2h 10m
Vueling
Deal found 17/2£59
mar. 3/318:40
BCN
-
LHR
Nonstop2h 25m
Vueling
mer. 4/320:50
LHR
-
BCN
Nonstop2h 15m
Vueling
Deal found 17/2£65
sam. 7/307:30
BCN
-
LHR
Nonstop2h 40m
Vueling
lun. 9/320:50
LHR
-
BCN
Nonstop2h 15m
Vueling
Deal found 17/2£66
ven. 24/407:30
BCN
-
LHR
Nonstop2h 40m
Vueling
lun. 27/420:50
LHR
-
BCN
Nonstop2h 20m
Vueling
Deal found 13/2£67
mer. 22/418:35
BCN
-
LHR
Nonstop2h 30m
Vueling
ven. 24/420:50
LHR
-
BCN
Nonstop2h 20m
Vueling
Deal found 17/2£67
dim. 1/306:40
BCN
-
LHR
Nonstop2h 40m
British Airways
jeu. 5/319:15
LHR
-
BCN
Nonstop2h 15m
British Airways
Deal found 14/2£68
mer. 15/407:30
BCN
-
LHR
Nonstop2h 40m
Vueling
ven. 24/420:50
LHR
-
BCN
Nonstop2h 20m
Vueling
Deal found 14/2£70
mer. 11/307:30
BCN
-
LHR
Nonstop2h 40m
Vueling
sam. 14/320:50
LHR
-
BCN
Nonstop2h 15m
Vueling
Deal found 17/2£70
sam. 28/207:30
BCN
-
LHR
Nonstop2h 40m
Vueling
sam. 7/320:50
LHR
-
BCN
Nonstop2h 15m
Vueling
Deal found 13/2£71
mar. 14/407:30
BCN
-
LHR
Nonstop2h 40m
Vueling
jeu. 16/420:50
LHR
-
BCN
Nonstop2h 20m
Vueling
Deal found 13/2£72
mer. 18/307:30
BCN
-
LHR
Nonstop2h 40m
Vueling
mar. 24/320:50
LHR
-
BCN
Nonstop2h 15m
Vueling
Deal found 15/2£73
ven. 17/407:30
BCN
-
LHR
Nonstop2h 40m
Vueling
lun. 20/420:50
LHR
-
BCN
Nonstop2h 20m
Vueling
Deal found 14/2£73

Find flight deals from Barcelona-El Prat to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Barcelona-El Prat (BCN) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 février 2026.

Round-trip from

£65

One-way from

£29

Popular in

June

Cheapest in

January

Average price

£111

Good round-trip deal

£76 or less

Good one-way deal

£53 or less
Vueling
  • Vueling
  • 3/3-4/3
  • Nonstop
  • 4h 40m total
  • Barcelona to London
Search Deals
Vueling
  • Vueling
  • 19/5
  • Nonstop
  • 2h 40m total
  • Barcelona to London
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£14 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Barcelona-El Prat to London Heathrow.
Search Deals
Price to beat on a one-way flight from Barcelona-El Prat to London Heathrow.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Barcelona-El Prat to Heathrow 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, Cheapflights users made 858,174 searches. Data last updated 17 février 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

Barcelona-El Prat

Fly to

Heathrow

Route

Depart

Return

Price

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

mer. 22/4

07:30-09:10

Nonstop2h 40m

London Heathrow

sam. 25/4

20:50-00:10

Nonstop2h 20m

£73

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

mar. 10/3

09:05-14:45

1 stop6h 40m

London Heathrow

mer. 11/3

20:50-00:05

Nonstop2h 15m

£77

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

mar. 17/3

07:00-14:45

1 stop8h 45m

London Heathrow

mar. 24/3

20:50-00:05

Nonstop2h 15m

£83

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

mer. 29/4

16:35-17:55

Nonstop2h 20m

London Heathrow

lun. 4/5

06:25-09:35

Nonstop2h 10m

£95

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

sam. 25/4

19:20-20:35

Nonstop2h 15m

London Heathrow

lun. 27/4

06:25-09:35

Nonstop2h 10m

£101

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

jeu. 12/3

06:40-08:20

Nonstop2h 40m

London Heathrow

dim. 15/3

07:25-10:30

Nonstop2h 05m

£101

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

jeu. 19/3

06:40-08:20

Nonstop2h 40m

London Heathrow

dim. 22/3

06:05-09:10

Nonstop2h 05m

£101

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

jeu. 16/4

19:30-20:45

Nonstop2h 15m

London Heathrow

dim. 19/4

19:20-22:30

Nonstop2h 10m

£106

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

sam. 14/3

07:00-14:45

1 stop8h 45m

London Heathrow

sam. 14/3

20:50-00:05

Nonstop2h 15m

£109

BarcelonaLondon

BCN - LHR

BCNLHR

Barcelona-El Prat

ven. 8/5

20:35-21:50

Nonstop2h 15m

London Heathrow

dim. 10/5

17:10-20:25

Nonstop2h 15m

£111

Flights are sorted by cheapest return flights first.

Deals found on 14/2

Showing 1-10 of 21 results
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Best time to book a flight from Barcelona-El Prat to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Barcelona-El Prat with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Barcelona-El Prat Airport to London Heathrow Airport

How far ahead should I book a flight from Barcelona-El Prat Airport to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from Barcelona-El Prat to Heathrow. Price data was last updated on 13 February 2026.

To ensure you get the cheapest price possible for a flight from Barcelona-El Prat Airport to London Heathrow Airport, you should look to book at least 41 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Barcelona-El Prat Airport to London Heathrow Airport?

Currently, February is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to London Heathrow Airport (average of £40). Flying from Barcelona-El Prat Airport to London Heathrow Airport in August is currently the most expensive (average of £100). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BCN to LHR?

Find hourly flight availability from Barcelona-El Prat to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 février 2026.

It’s optimal to fly from Barcelona-El Prat Airport to London Heathrow Airport in the evening. By choosing this option you can save up to 66% on the cost of your flight, compared to a flight at midday.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 17 février 2026.
Check out reviews from past customers who have flown with Vueling and British Airways from Barcelona-El Prat Airport to London Heathrow Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Vueling
7.2
Good
1,244 reviews
Check prices

Boarding

7.2

Comfort

6.8

Entertainment

5.9

Overall

7.2

Food

6.2

Crew

7.7

Reviews

1 / 20
10.0
Excellent

Luis Alfonso,Feb 2026

BCN - ALC

In overall good. The crew were very nice as always. I must say it is the tidiest airline when it comes to disembarkation
Vueling
7.2
Good
1,244 reviews
Vueling
7.2
Good
1,244 reviews
Check prices

Boarding

7.2

Comfort

6.8

Entertainment

5.9

Overall

7.2

Food

6.2

Crew

7.7

Reviews

1 / 20
10.0
Excellent

Luis Alfonso,Feb 2026

BCN - ALC

In overall good. The crew were very nice as always. I must say it is the tidiest airline when it comes to disembarkation
British Airways
6.7
Okay
7,751 reviews
Vueling
7.2
Good
1,244 reviews
Check prices

Boarding

7.2

Comfort

6.8

Entertainment

5.9

Overall

7.2

Food

6.2

Crew

7.7

Reviews

1 / 20
10.0
Excellent

Luis Alfonso,Feb 2026

BCN - ALC

In overall good. The crew were very nice as always. I must say it is the tidiest airline when it comes to disembarkation

Related info for your journey

Find useful and relevant information for your journey from Barcelona-El Prat to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Barcelona-El Prat Airport to London Heathrow Airport?

    Airlines like Vueling and British Airways fly from Barcelona-El Prat Airport to London Heathrow Airport in about 2h 20m. The time it takes to get you to your destination is usually consistent. The distance between Barcelona-El Prat Airport and London Heathrow Airport is about 713 mi. Most flights are nonstop.

  • What are the cheapest airlines flying from Barcelona-El Prat Airport to London Heathrow Airport round-trip?

    According to our current data, Vueling (£71), and British Airways (£116) offers the cheapest pricing from Barcelona-El Prat Airport to London Heathrow Airport. You may be able to fly from Barcelona-El Prat Airport to London Heathrow Airport for 44% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Barcelona-El Prat Airport to London Heathrow Airport one-way?

    £31 is the cheapest one-way deal found within the past few days, from Vueling. You may also be able to find cheap deals on Iberia and British Airways, with prices starting from £45 and £47, respectively.

  • What are the most reliable airlines from Barcelona-El Prat Airport to London Heathrow Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Barcelona-El Prat Airport to London Heathrow Airport on time: LATAM Airlines (92%), Iberia (85%), British Airways (85%).

  • What are the cheapest flights from Barcelona-El Prat Airport to London Heathrow Airport?

    Looking at all options, your cheapest flight can be booked for £39. While the most popular route (Barcelona-El Prat - London Heathrow) can be booked for £67 on average, our data indicates £126 when flying from Barcelona-El Prat Airport to London Heathrow Airport.

  • Can I find deals for flights from Barcelona-El Prat to Heathrow that include hotel bookings?

    Yes. In addition to deals on Barcelona-El Prat to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Barcelona-El Prat to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Barcelona-El Prat to Heathrow.

  • Can I find deals for business class flights from Barcelona-El Prat to Heathrow?

    Yes. Cheapflights offers flight deals from Barcelona-El Prat to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Barcelona-El Prat Airport to London Heathrow Airport?

    Currently, February is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to London Heathrow Airport (average of £40). Flying from Barcelona-El Prat Airport to London Heathrow Airport in August is currently the most expensive (average of £100). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Luton
Wembley
Northampton
Gatwick
Slough
Hounslow
Ilford
Hayes
Brentford
Colchester
Watford
Guildford
Chelmsford
Eastbourne
Crawley
Kingston upon Thames
Ipswich
Swindon

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Barcelona-El Prat to Heathrow

Discover the top 2 airlines that operate flights from Barcelona-El Prat to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 février 2026.
AirlineCheapestAverageFlexibilityOn-time
VuelingCheapest£71Average£138FlexibilityNo cancel feeOn-time88%
Search Vueling flights
British AirwaysCheapest£116Average£171FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Barcelona-El Prat to Heathrow?

When you search for this flight from Barcelona-El Prat to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Barcelona-El Prat to Heathrow?

Millions of users choose and trust Cheapflights to book the best flight deals from Barcelona-El Prat to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Barcelona-El Prat to Heathrow with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Barcelona-El Prat to Heathrow, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Barcelona-El Prat to Heathrow become cheaper?

Yes, Cheapflights offers price alerts on Barcelona-El Prat to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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