$51 Cheap Flights from London (LHR) to Barcelona (BCN)

View $51 flight on Mon, Mar 9, 2026Opens in a new window

Popular airlines from Heathrow Airport (LHR) to Barcelona El Prat Airport (BCN)

Cheap Flights from London to Barcelona (LHR-BCN)

Prices were available within the past 7 days and start at $51 for one-way flights and $96 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Vueling Airlines
Mon, Feb 9 - Thu, Feb 12
LHR
London
BCN
Barcelona
$96 Roundtrip, found 1 day ago
$96
Roundtrip
found 1 day ago
Select Vueling Airlines flight, departing Mon, Feb 9 from London to Barcelona, returning Thu, Feb 12, priced at $96 found 1 day ago
Vueling Airlines
Mon, Feb 9 - Thu, Feb 12
LHR
London
BCN
Barcelona
$96 Roundtrip, found 1 day ago
$96
Roundtrip
found 1 day ago
Select Vueling Airlines flight, departing Mon, Feb 9 from London to Barcelona, returning Thu, Feb 12, priced at $96 found 1 day ago
Vueling Airlines
Sat, Mar 14 - Sun, Mar 15
LHR
London
BCN
Barcelona
$98 Roundtrip, found 1 day ago
$98
Roundtrip
found 1 day ago
Select Vueling Airlines flight, departing Sat, Mar 14 from London to Barcelona, returning Sun, Mar 15, priced at $98 found 1 day ago
Vueling Airlines
Sat, Mar 14 - Tue, Mar 17
LHR
London
BCN
Barcelona
$100 Roundtrip, found 6 days ago
$100
Roundtrip
found 6 days ago
Select Vueling Airlines flight, departing Sat, Mar 14 from London to Barcelona, returning Tue, Mar 17, priced at $100 found 6 days ago
Vueling Airlines
Sat, Sep 19 - Fri, Oct 2
LHR
London
BCN
Barcelona
$101 Roundtrip, found 1 hour ago
$101
Roundtrip
found 1 hour ago
Select Vueling Airlines flight, departing Sat, Sep 19 from London to Barcelona, returning Fri, Oct 2, priced at $101 found 1 hour ago
Vueling Airlines
Wed, Mar 11 - Sat, Mar 14
LHR
London
BCN
Barcelona
$102 Roundtrip, found 5 hours ago
$102
Roundtrip
found 5 hours ago
Select Vueling Airlines flight, departing Wed, Mar 11 from London to Barcelona, returning Sat, Mar 14, priced at $102 found 5 hours ago
British Airways
Mon, Feb 23 - Mon, Mar 9
LHR
London
BCN
Barcelona
$123 Roundtrip, found 1 hour ago
$123
Roundtrip
found 1 hour ago
Select British Airways flight, departing Mon, Feb 23 from London to Barcelona, returning Mon, Mar 9, priced at $123 found 1 hour ago
Iberia
Mon, Feb 23 - Mon, Mar 9
LHR
London
BCN
Barcelona
$154 Roundtrip, found 1 hour ago
$154
Roundtrip
found 1 hour ago
Select Iberia flight, departing Mon, Feb 23 from London to Barcelona, returning Mon, Mar 9, priced at $154 found 1 hour ago
Lufthansa
Mon, Jan 12 - Mon, Jan 19
LHR
London
BCN
Barcelona
$177 Roundtrip, found 4 days ago
$177
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Mon, Jan 12 from London to Barcelona, returning Mon, Jan 19, priced at $177 found 4 days ago
Austrian Airlines
Sun, Jan 4 - Fri, Jan 9
LHR
London
BCN
Barcelona
$211 Roundtrip, found 2 days ago
$211
Roundtrip
found 2 days ago
Select Austrian Airlines flight, departing Sun, Jan 4 from London to Barcelona, returning Fri, Jan 9, priced at $211 found 2 days ago

Find the cheapest month to fly from London (LHR) to Barcelona (BCN)

March is typically the cheapest month to fly

From $69 - $159 per traveler.

Alternative airports near Barcelona

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Barcelona Intl. BCN. Cheapest and Closest option available. Average driving time to city center is 18 minutes. Flights from $289
BCN
Barcelona Intl.
CheapestClosest
Average driving time to city center18 min
Flights from $289
Flights from London (LHR) to Barcelona (BCN)
Origin airport
Heathrow
Destination airport
Barcelona Intl.
Airlines serving
Aer Lingus, Air France, Austrian Airlines, British Airways, Brussels Airlines, Eurowings, ITA Airways, Iberia, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Vueling Airlines
Roundtrip price
$95
Distance
712 mi
Average flight time
3 hours 8 mins

London to Barcelona Flights

The cheapest times to fly from London to Barcelona

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from London to Barcelona are during the month of February. You can find some of the cheapest flights from London to Barcelona with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from London to Barcelona

Sunday is one of the best days to book for cheap flights from London to Barcelona: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from London to Barcelona

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from London to Barcelona in 2026. You can also book with separate airlines for your outbound and return journeys, from $51 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap London to Barcelona flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your London to Barcelona airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Heathrow Airport (LHR) to Barcelona Intl. Airport (BCN) cost?
Grab a cheap one-way flight from $51 or cheap return flight from $96 from Heathrow Airport (LHR) to Barcelona Intl. Airport (BCN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Heathrow Airport (LHR) to Barcelona Intl. Airport (BCN)?
Traveling in February is a great way to save, as it's the cheapest month for flights between LHR and BCN. You'll typically find the lowest prices during the off-season.
Which airlines fly direct from Heathrow Airport (LHR) to Barcelona Intl. Airport (BCN)?
When heading out of Heathrow Airport (LHR), you can jump on a nonstop flight to Barcelona Intl. Airport (BCN) with British Airways.
What is the cheapest airline that flies from Heathrow Airport (LHR) to Barcelona Intl. Airport (BCN)?
While prices can change depending on when you travel, Vueling and British Airways are often among the top picks for flights between Heathrow Airport (LHR) and Barcelona Intl. Airport (BCN). You can also compare carriers on Expedia and use the "Sort by" filter to find the lowest fare for your LHR to BCN flight.
How many flights per day from Heathrow Airport (LHR) to Barcelona Intl. Airport (BCN)?
When taking off from Heathrow Airport (LHR), you can take your pick from an average of 9 daily direct flights to Barcelona Intl. Airport (BCN).
What are the most popular departure times for flights from Heathrow Airport (LHR) to Barcelona Intl. Airport (BCN)?
More people fly between LHR and BCN at 9 AM than at any other time of day. Rather go when it's quieter? Consider flying outside peak hours and it's possible you'll save on your fare as well.
What day of the week has the most flights from LHR to BCN?
Jet off on a Monday if you're searching for the best choice of flights from Heathrow Airport (LHR) to Barcelona Intl. Airport (BCN).
What is the earliest flight from Heathrow Airport (LHR) to Barcelona Intl. Airport (BCN)?
Heathrow Airport (LHR)'s earliest flight to Barcelona Intl. Airport (BCN) takes off at approximately 6:05AM UTC+0. With a travel time of 2h 5m, you'll land at around 9:10AM UTC+1.
How long does it take to fly from Heathrow Airport (LHR) to Barcelona Intl. Airport (BCN)?
The average flight time from LHR to BCN is 2 hours and 9 minutes, covering a total distance of 710 mi.
What airline has the least delays from LHR to BCN?
Consider traveling with Qantas if you'd like to fly straight from Heathrow Airport (LHR) to Barcelona Intl. Airport (BCN) without any delays. This airline has the best track record for punctuality, with an on-time score of 100%. Want to get notified of any changes? You can check your flight status using the Expedia App.
What is the best time to fly from Heathrow Airport (LHR) to Barcelona Intl. Airport (BCN)?
Opt for a flight from Heathrow Airport (LHR) to Barcelona Intl. Airport (BCN) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Barcelona from Heathrow Airport (LHR)?
Explore your flight options from Heathrow Airport (LHR) to Barcelona Intl. Airport (BCN). This is the only Barcelona airport you can touch down at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Heathrow Airport (LHR) to Barcelona Intl. Airport (BCN) last-minute?
Holding off until right before your break to book your flight from LHR to BCN generally means paying more. While you may come across some last-minute discounts, they aren't always guaranteed. Be flexible with your itinerary to boost your chances of getting a bargain.
Is it cheaper to book a LHR to BCN flight and hotel package?
You'll typically save money by booking a LHR to BCN flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After selecting your preferred accommodations and flights, you can add extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Heathrow Airport (LHR) to Barcelona Intl. Airport (BCN)?
In most instances, you're able to cancel or reschedule your LHR to BCN flight. However, there may be additional charges, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you want more details, visit our Customer Service portal.

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*Available to One Key members.