$34 Cheap Flights from Barcelona (BCN) to London (LHR)

View $34 flight on Mon, Jan 26, 2026Opens in a new window

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

Find available prices by choosing your travel dates.

Cheap Flights from Barcelona to London (BCN-LHR)

Prices were available within the past 7 days and start at $34 for one-way flights and $92 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Vueling Airlines
Tue, May 20 - Sat, Jun 14
BCN
Barcelona
LHR
London
$92 Roundtrip, found 1 day ago
$92
Roundtrip
found 1 day ago
Select Vueling Airlines flight, departing Tue, May 20 from Barcelona to London, returning Sat, Jun 14, priced at $92 found 1 day ago
British Airways
Thu, Jan 8 - Sun, Jan 11
BCN
Barcelona
LHR
London
$95 Roundtrip, found 4 days ago
$95
Roundtrip
found 4 days ago
Select British Airways flight, departing Thu, Jan 8 from Barcelona to London, returning Sun, Jan 11, priced at $95 found 4 days ago
British Airways
Mon, Feb 9 - Wed, Feb 18
BCN
Barcelona
LHR
London
$96 Roundtrip, found 1 day ago
$96
Roundtrip
found 1 day ago
Select British Airways flight, departing Mon, Feb 9 from Barcelona to London, returning Wed, Feb 18, priced at $96 found 1 day ago
British Airways
Sat, Dec 20 - Sat, Jan 3
BCN
Barcelona
LHR
London
$97 Roundtrip, found 4 days ago
$97
Roundtrip
found 4 days ago
Select British Airways flight, departing Sat, Dec 20 from Barcelona to London, returning Sat, Jan 3, priced at $97 found 4 days ago
British Airways
Thu, Jan 8 - Sun, Jan 11
BCN
Barcelona
LHR
London
$98 Roundtrip, found 4 days ago
$98
Roundtrip
found 4 days ago
Select British Airways flight, departing Thu, Jan 8 from Barcelona to London, returning Sun, Jan 11, priced at $98 found 4 days ago
British Airways
Sat, Dec 20 - Thu, Jan 15
BCN
Barcelona
LHR
London
$99 Roundtrip, found 1 day ago
$99
Roundtrip
found 1 day ago
Select British Airways flight, departing Sat, Dec 20 from Barcelona to London, returning Thu, Jan 15, priced at $99 found 1 day ago
British Airways
Tue, Dec 30 - Mon, Jan 5
BCN
Barcelona
LHR
London
$103 Roundtrip, found 4 days ago
$103
Roundtrip
found 4 days ago
Select British Airways flight, departing Tue, Dec 30 from Barcelona to London, returning Mon, Jan 5, priced at $103 found 4 days ago
Iberia
Tue, Nov 11 - Mon, Nov 17
BCN
Barcelona
LHR
London
$139 Roundtrip, found 3 days ago
$139
Roundtrip
found 3 days ago
Select Iberia flight, departing Tue, Nov 11 from Barcelona to London, returning Mon, Nov 17, priced at $139 found 3 days ago
Lufthansa
Sat, May 10 - Mon, May 12
BCN
Barcelona
LHR
London
$212 Roundtrip, found 3 days ago
$212
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sat, May 10 from Barcelona to London, returning Mon, May 12, priced at $212 found 3 days ago
Brussels Airlines
Sat, May 10 - Wed, May 14
BCN
Barcelona
LHR
London
$228 Roundtrip, just found
$228
Roundtrip
just found
Select Brussels Airlines flight, departing Sat, May 10 from Barcelona to London, returning Wed, May 14, priced at $228 just found
Flights from Barcelona (BCN) to London (LHR)
Origin airport
Barcelona Intl.
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air France, Austrian Airlines, British Airways, Brussels Airlines, Eurowings, Iberia, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Vueling Airlines
Roundtrip price
$91
Distance
712 mi

Barcelona to London Flights

The cheapest times to fly from Barcelona to London

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 Barcelona to London are during the month of May. You can find some of the cheapest flights from Barcelona to London with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Barcelona to London

Sunday is one of the best days to book for cheap flights from Barcelona to London: 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 Barcelona to London

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 Barcelona to London in 2025. You can also book with separate airlines for your outbound and return journeys, from $34 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 Barcelona to London 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 Barcelona to London 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 Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR) cost?
Cheap round-trip flights from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR) start from $92. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Vueling Airlines flight leaving BCN on May 7 2025 and touching down at LHR. The price was last updated on April 24 2025 and has not changed since.
What is the cheapest month to fly from BCN to LHR?
The cheapest flights from BCN to LHR are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR)?
Fly nonstop from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR) on a British Airways flight.
What is the cheapest airline that flies from BCN to LHR?
With fares starting at $47 for a one-way flight from BCN to LHR, British Airways is currently the cheapest carrier for this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from BCN on May 3 2025. Prices were last updated on April 24 2025 and have not changed since.
How many flights per day from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR)?
With, on average, 9 nonstop flights departing from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR) every day, you’ll be up in the air in no time.
What are the most popular departure times for flights from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR)?
Flights between BCN and LHR tend to be busiest at 6 PM. If you want a more relaxed experience and possibly cheaper prices, choose a departure that’s outside typical rush times.
What day of the week has the most flights from BCN to LHR?
Monday has the most flights from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR). Consider jetting off on this day and you’ll have a greater chance of finding a schedule that works for you.
What is the earliest flight from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR)?
The earliest flight leaving Barcelona Intl. Airport (BCN) is at around 6:40AM UTC+1. Hop on this flight and you’ll arrive at Heathrow Airport (LHR) at approximately 8:15AM UTC+0. The total travel time is 2h 35m.
How long does it take to fly from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR)?
The average flight time from BCN to LHR is 2 hours and 23 minutes, covering a total distance of 710 mi.
What airline has the least delays from BCN to LHR?
With 100% of flights usually landing on schedule, Finnair has the best on-time performance for nonstop flights from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR). To keep track of your flight status and get notifications about any changes, head to the Expedia App.
What is the best time to fly from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR)?
To avoid potential delays on the Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR) route, fly before 3 PM. Later flights are 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 London from Barcelona Intl. Airport (BCN)?
A direct flight from Barcelona Intl. Airport (BCN) will take you straight to one of these hubs in London:

  • Heathrow Airport (LHR)
  • Gatwick Airport (LGW)
  • Stansted Airport (STN)
  • Luton Airport (LTN)
  • London City Airport (LCY)

Is it cheaper to buy a plane ticket from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR) last-minute?
Holding off until right before your break to book your flight from BCN to LHR generally means paying more. While you might find some last-minute discounts, there’s no guarantee. Keep your travel plans flexible for the best chance of scoring a bargain.
Is it cheaper to book a BCN to LHR flight and hotel package?
Compared with arranging flights and hotels separately, booking a BCN to LHR flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one convenient place takes the hassle out of planning your trip. Just pick your flights and choose from our extensive range of stays, then tailor your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR)?
If you reserved your BCN to LHR flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

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*Available to One Key members.