Cheap flights from London Heathrow Airport to Barcelona-El Prat Airport from $75

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 31/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BCN
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from London Heathrow to Barcelona-El Prat are usually found in January or November, booked 59 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

Cheap flight deals from Heathrow to Barcelona-El Prat

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Barcelona-El Prat (BCN). 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 18 September 2025.

Round-trip from

$120

One-way from

$75

Popular in

June

Cheapest in

January

Average price

$273

Good one-way deal

$76 or less
Vueling
  • Vueling
  • 1/11-8/11
  • Nonstop
  • 4h 40m total
  • London to Barcelona
Vueling
  • Vueling
  • 31/10
  • Nonstop
  • 2h 15m total
  • London to Barcelona
Highest demand for flights based on searches. 20% potential increase in price ($107 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average return price).
Average for round-trip flights in September 2025
Price to beat on a one-way flight from London Heathrow to Barcelona-El Prat.

Find flight deals from Heathrow to Barcelona-El Prat

Cheapest flights from Heathrow to Barcelona-El Prat
Explore the most affordable flight options available from Heathrow to Barcelona-El Prat. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Sat 1/1120:50LHR - BCN
Nonstop2h 15mVueling
Sat 8/1118:40BCN - LHR
Nonstop2h 25mVueling
Deal found 17/9$120
Tue 21/1009:55LHR - BCN
Nonstop2h 10mVueling
Thu 23/1007:30BCN - LHR
Nonstop2h 40mVueling
Deal found 15/9$129
Sat 4/1020:50LHR - BCN
Nonstop2h 15mVueling
Sat 25/1007:30BCN - LHR
Nonstop2h 40mVueling
Deal found 17/9$141
Tue 14/1020:50LHR - BCN
Nonstop2h 15mVueling
Fri 17/1007:30BCN - LHR
Nonstop2h 40mVueling
Deal found 16/9$147
Wed 1/1020:50LHR - BCN
Nonstop2h 15mVueling
Thu 2/1007:30BCN - LHR
Nonstop2h 40mVueling
Deal found 17/9$148
Mon 6/1020:50LHR - BCN
Nonstop2h 15mVueling
Thu 9/1007:30BCN - LHR
Nonstop2h 40mVueling
Deal found 16/9$150
Wed 12/1109:55LHR - BCN
Nonstop2h 10mVueling
Wed 19/1109:05BCN - LHR
1 stop6h 40mVueling
Deal found 17/9$151
Thu 13/1118:50LHR - BCN
Nonstop2h 15mVueling
Wed 19/1109:05BCN - LHR
1 stop6h 40mVueling
Deal found 17/9$156
Mon 29/920:50LHR - BCN
Nonstop2h 15mVueling
Thu 2/1007:30BCN - LHR
Nonstop2h 40mVueling
Deal found 17/9$157
Fri 31/1018:50LHR - BCN
Nonstop2h 15mVueling
Fri 7/1107:30BCN - LHR
Nonstop2h 40mVueling
Deal found 16/9$159
Wed 8/1020:50LHR - BCN
Nonstop2h 15mVueling
Wed 15/1007:00BCN - LHR
1 stop8h 45mVueling
Deal found 16/9$160

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Barcelona-El Prat 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 647,157 searches. Data last updated 18 September 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

Heathrow

Fly to

Barcelona-El Prat

Route

Depart

Return

Price

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Tue 4/11

18:50-22:05

Nonstop2h 15m

Barcelona-El Prat

Wed 5/11

07:30-09:10

Nonstop2h 40m

$138

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Sat 1/11

20:50-00:05

Nonstop2h 15m

Barcelona-El Prat

Sat 15/11

18:40-20:05

Nonstop2h 25m

$138

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Sat 4/10

20:50-00:05

Nonstop2h 15m

Barcelona-El Prat

Tue 7/10

07:30-09:10

Nonstop2h 40m

$141

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Wed 1/10

20:50-00:05

Nonstop2h 15m

Barcelona-El Prat

Thu 2/10

07:30-09:10

Nonstop2h 40m

$148

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Sat 1/11

15:30-08:20

1 stop15h 50m

Barcelona-El Prat

Sat 8/11

18:40-20:05

Nonstop2h 25m

$169

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Thu 13/11

15:30-23:05

1 stop6h 35m

Barcelona-El Prat

Mon 17/11

07:30-09:10

Nonstop2h 40m

$169

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Sun 16/11

09:55-13:05

Nonstop2h 10m

Barcelona-El Prat

Sat 22/11

07:00-14:45

1 stop8h 45m

$186

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Sat 7/3

16:40-19:50

Nonstop2h 10m

Barcelona-El Prat

Wed 11/3

14:35-16:00

Nonstop2h 25m

$187

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Thu 12/3

07:20-10:25

Nonstop2h 05m

Barcelona-El Prat

Mon 16/3

21:00-22:20

Nonstop2h 20m

$187

LondonBarcelona

LHR - BCN

LHRBCN

London Heathrow

Thu 30/10

18:50-22:05

Nonstop2h 15m

Barcelona-El Prat

Tue 4/11

08:00-20:05

1 stop13h 05m

$192

Flights are sorted by cheapest return flights first.

Deals found on 16/9

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

Have a flexible travel schedule? Discover the best time to fly to Barcelona-El Prat from Heathrow 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 London Heathrow Airport to Barcelona-El Prat Airport

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

Use this chart to determine the optimal time to book a return flight from Heathrow to Barcelona-El Prat. Price data was last updated on 12 September 2025.

Booking 59 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Barcelona-El Prat Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Barcelona-El Prat Airport (average of $966). Flying from London Heathrow Airport to Barcelona-El Prat Airport in December is currently the most expensive (average of $1,601). 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 LHR to BCN?

Find hourly flight availability from Heathrow to Barcelona-El Prat. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 September 2025.

It’s optimal to fly from London Heathrow Airport to Barcelona-El Prat Airport in the morning. By choosing this option you can save up to 35% on the cost of your flight, compared to a flight in the afternoon.

How much does it cost for a return flight from London Heathrow Airport to Barcelona-El Prat Airport?

Reviews of airlines servicing Barcelona-El Prat

Get insights into the airlines that provide service to Barcelona-El Prat. 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 Barcelona-El Prat. Reviews last updated 18 September 2025.
Check out reviews from past customers who have flown with Vueling, Iberia, andBritish Airways from London Heathrow Airport to Barcelona-El Prat 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.

Overall

7.1

Boarding

7.1

Crew

7.7

Comfort

6.8

Food

6.1

Entertainment

5.8

Reviews

1 / 20
4.0
Okay

Nadia,May 2024

FCO - BCN

The overhead compartment from my seat broke, and my bag got sent 10 seats over. It was an inconvenience

Overall

7.1

Boarding

7.1

Crew

7.7

Comfort

6.8

Food

6.1

Entertainment

5.8

Reviews

1 / 20
4.0
Okay

Nadia,May 2024

FCO - BCN

The overhead compartment from my seat broke, and my bag got sent 10 seats over. It was an inconvenience

Overall

7.1

Boarding

7.1

Crew

7.7

Comfort

6.8

Food

6.1

Entertainment

5.8

Reviews

1 / 20
4.0
Okay

Nadia,May 2024

FCO - BCN

The overhead compartment from my seat broke, and my bag got sent 10 seats over. It was an inconvenience

Overall

7.1

Boarding

7.1

Crew

7.7

Comfort

6.8

Food

6.1

Entertainment

5.8

Reviews

1 / 20
4.0
Okay

Nadia,May 2024

FCO - BCN

The overhead compartment from my seat broke, and my bag got sent 10 seats over. It was an inconvenience

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Barcelona-El Prat. 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 London Heathrow Airport to Barcelona-El Prat Airport?

    A quick flight from London Heathrow Airport to Barcelona-El Prat Airport can take about 2h 15m. Vueling provides one of the quickest options available for as low as $138. London Heathrow Airport and Barcelona-El Prat Airport are separated by a distance of 1147 km. All flights are typically direct.

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

    According to our current data, British Airways ($113), Vueling ($129), and Iberia ($251) offers the cheapest pricing from London Heathrow Airport to Barcelona-El Prat Airport. These flights start at 59% lower than the current average price 3 months from now.

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

    Before booking your flight to Barcelona-El Prat Airport from London Heathrow Airport, have a look at the most reliable airlines to get you to your destination on time: Malaysia Airlines (64%), Japan Airlines (62%), American Airlines( 61%).

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

    While on average a flight from London Heathrow Airport to Barcelona-El Prat Airport is generally $143, our data shows the cheapest flight currently is $73. When looking at the most popular route, (London Heathrow - Barcelona-El Prat), you can expect to pay $177 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Barcelona-El Prat 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 London Heathrow Airport to Barcelona-El Prat Airport?

    Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Barcelona-El Prat Airport (average of $966). Flying from London Heathrow Airport to Barcelona-El Prat Airport in December is currently the most expensive (average of $1,601). 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 Barcelona-El Prat Airport?

Book flights to Barcelona-El Prat Airport if you plan to visit one of these locations
Tossa de Mar
Castelldefels

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Heathrow to Barcelona-El Prat

Discover the top 3 airlines that operate flights from Heathrow to Barcelona-El Prat. 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 647,157 searches. Data last updated 18 September 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$113Average$393FlexibilityNo cancel feeOn-time70%
Search British Airways flights
VuelingCheapest$129Average$221FlexibilityNo cancel feeOn-time88%
Search Vueling flights
IberiaCheapest$251Average$682FlexibilityNo cancel feeOn-time77%
Search Iberia flights

Fly with Cheapflights

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

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

Cheapflights helps you find that perfect flight to Barcelona-El Prat from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes! Cheapflights helps users easily find flights from Heathrow to Barcelona-El Prat with no change fees.

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

Yes, Cheapflights offers price alerts on Heathrow to Barcelona-El Prat 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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