$46 Cheap British Airways flights Barcelona (BCN) to London (LHR)

View $46 flight on Mon, Nov 24, 2025Opens in a new window

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

$46 Cheap British Airways flights Barcelona (BCN) to London (LHR)

Prices were available within the past 7 days and start at $46 for one-way flights and $108 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Tue, Nov 25 - Fri, Nov 28
BCN
Barcelona
LHR
London
$108 Roundtrip, found 16 hours ago
$108
Roundtrip
found 16 hours ago
Select British Airways flight, departing Tue, Nov 25 from Barcelona to London, returning Fri, Nov 28, priced at $108 found 16 hours ago
British Airways
Tue, Nov 25 - Sat, Nov 29
BCN
Barcelona
LHR
London
$110 Roundtrip, found 6 days ago
$110
Roundtrip
found 6 days ago
Select British Airways flight, departing Tue, Nov 25 from Barcelona to London, returning Sat, Nov 29, priced at $110 found 6 days ago
British Airways
Tue, Nov 25 - Fri, Nov 28
BCN
Barcelona
LHR
London
$112 Roundtrip, found 16 hours ago
$112
Roundtrip
found 16 hours ago
Select British Airways flight, departing Tue, Nov 25 from Barcelona to London, returning Fri, Nov 28, priced at $112 found 16 hours ago
British Airways
Sun, Nov 16 - Wed, Nov 19
BCN
Barcelona
LHR
London
$113 Roundtrip, found 3 days ago
$113
Roundtrip
found 3 days ago
Select British Airways flight, departing Sun, Nov 16 from Barcelona to London, returning Wed, Nov 19, priced at $113 found 3 days ago
British Airways
Sun, Feb 8 - Mon, Feb 9
BCN
Barcelona
LHR
London
$114 Roundtrip, found 11 hours ago
$114
Roundtrip
found 11 hours ago
Select British Airways flight, departing Sun, Feb 8 from Barcelona to London, returning Mon, Feb 9, priced at $114 found 11 hours ago
British Airways
Thu, Mar 19 - Mon, Mar 23
BCN
Barcelona
LHR
London
$115 Roundtrip, found 6 days ago
$115
Roundtrip
found 6 days ago
Select British Airways flight, departing Thu, Mar 19 from Barcelona to London, returning Mon, Mar 23, priced at $115 found 6 days ago
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
Popular airline
Iberia
Distance
712 mi
Average flight time
1 hour 23 mins

Frequently asked questions

How much is a British Airways flight from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR)?
You can discover cheap return British Airways flights from $108 from BCN to LHR by sorting your results from "Price (lowest to highest)" on Expedia. Or search for deals from $46 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from BCN to LHR with British Airways?
January is one of the most affordable months to fly to London with British Airways. You could also find excellent prices on one-way and return tickets in February.
What is the cheapest time to book flights from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR) with British Airways?
To find cheap flights from BCN to LHR with British Airways, begin your search about one month before your intended departure. You can save 17% when you lock in your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another useful tip? Booking on Sunday offers average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does British Airways fly nonstop from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR)?
Depart on one of British Airways's 53 weekly direct flights from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR). To see what's available, enter your travel dates, origin and destination and hit search. Then apply the "Nonstop" and "Airline" filters.
How long does it take to fly from BCN to LHR with British Airways?
On average, it takes 2h 27m to travel nonstop from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR) with British Airways.
Which day of the week has the most British Airways flights from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR)?
Sunday has the most British Airways flights from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR). With 9 daily departures, this is the best day to book something that will fit your plans.
What is the earliest British Airways flight from BCN to LHR?
The earliest British Airways flight from BCN to LHR takes off at 6:40AM UTC+1, touching down at 8:15AM UTC+0. If you prefer to set off later, the last British Airways flight leaves BCN at 9:15PM UTC+1 and lands at LHR at 10:40PM UTC+0. Flying before midday is often a wise choice as morning flights are least likely to face cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does British Airways fly into in London?
British Airways flights from Barcelona Intl. Airport (BCN) to London touch down at Heathrow Airport (LHR), Gatwick Airport (LGW) and Stansted Airport (STN). The primary London hub serviced by this carrier is LHR. It's always worth considering flights landing at other nearby airports on Expedia as they may offer cheaper fares.
What kind of luggage can I take on a British Airways flight from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR)?
On a standard economy flight with British Airways from BCN to LHR, passengers can bring 1 checked-in bag up to 50 lb with dimensions not exceeding 29 inches x 15 inches x 16 inches in total. For hand luggage, you're allowed 2 cabin bags weighing up to 50 lb and measuring no more than 19 inches x 9 inches x 17 inches. Weight and size limits may differ depending on the airfare type and cabin class you're in. To make sure you're not hit with extra charges at the airport, check your British Airways booking or go to the airline's website before packing.
Why fly with British Airways from BCN to LHR?
With an excellent in-flight experience and top-tier customer service, British Airways is a top choice for many travelers heading from BCN to LHR. Also, if you're a British Airways Executive Club and One Key™ member booking with Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be spent on future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does British Airways fly from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR)?
You'll likely be onboard an Airbus A320 or an Airbus A320neo when flying British Airways from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR). However, keep in mind that a different aircraft could be assigned to your route due to operational requirements.
Can I change or cancel my British Airways flight from Barcelona Intl. Airport (BCN) to Heathrow Airport (LHR)?
It's generally possible to cancel or reschedule your flight, although additional fees may apply if you made your booking more than 24 hours ago. Prefer to keep your options open? Apply the "No cancel fee" and "Changes included" filters to find flights that won't charge extra if you need to adjust your plans. To make changes, visit "Trips," select your flight and click on "Manage Booking" for more details.

Explore a world of travel with Expedia

*Available to One Key members.