Skyscanner

Cheap Flights from Barcelona to London Heathrow

Travellers and cabin class

Compare Barcelona to London Heathrow flight deals

Find the cheapest month or even day of the year to fly to London Heathrow

Book the best London Heathrow fare with no extra fees

Flight deals from Barcelona to London Heathrow

Looking for a cheap last-minute deal or the best return flight from Barcelona to London Heathrow? Find the lowest prices on one-way and return tickets right here.
London.£25 per passenger.Departing Thu, 5 Feb.One-way flight with British Airways.Outbound direct flight with British Airways departs from Barcelona on Thu, 5 Feb, arriving in London Heathrow.Price includes taxes and charges.From £25, select.
London.£25 per passenger.Departing Fri, 30 Jan.One-way flight with British Airways.Outbound direct flight with British Airways departs from Barcelona on Fri, 30 Jan, arriving in London Heathrow.Price includes taxes and charges.From £25, select.
London.£25 per passenger.Departing Wed, 11 Mar.One-way flight with British Airways.Outbound direct flight with British Airways departs from Barcelona on Wed, 11 Mar, arriving in London Heathrow.Price includes taxes and charges.From £25, select.
London.£25 per passenger.Departing Tue, 2 Dec.One-way flight with British Airways.Outbound direct flight with British Airways departs from Barcelona on Tue, 2 Dec, arriving in London Heathrow.Price includes taxes and charges.From £25, select.
London.£26 per passenger.Departing Sat, 17 May.One-way flight with Vueling Airlines.Outbound direct flight with Vueling Airlines departs from Barcelona on Sat, 17 May, arriving in London Heathrow.Price includes taxes and charges.From £26, select.
London.£27 per passenger.Departing Thu, 13 Nov.One-way flight with British Airways.Outbound direct flight with British Airways departs from Barcelona on Thu, 13 Nov, arriving in London Heathrow.Price includes taxes and charges.From £27, select.
London.£28 per passenger.Departing Tue, 21 Apr.One-way flight with British Airways.Outbound direct flight with British Airways departs from Barcelona on Tue, 21 Apr, arriving in London Heathrow.Price includes taxes and charges.From £28, select.
London.£28 per passenger.Departing Wed, 23 Jul.One-way flight with Vueling Airlines.Outbound direct flight with Vueling Airlines departs from Barcelona on Wed, 23 Jul, arriving in London Heathrow.Price includes taxes and charges.From £28, select.

Find the cheapest month to fly from Barcelona to London Heathrow

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Barcelona to London Heathrow flights are currently cheapest in December.
May
from £26
Jun
from £38
Jul
from £28
Aug
from £65
Sep
from £42
Oct
from £37
Nov
from £27
Dec
from £25
Jan
from £25
Feb
from £25
Mar
from £25
Apr
from £28

Direct flights from Barcelona to London Heathrow

Barcelona to London Heathrow: Alternative routes

Compare routes from Barcelona to London below. You may find an airport to fly into that's cheaper, faster, or easier than London Heathrow.

Barcelona to London: Flight information

The things to know before you go.
Cheapest flight found£25
Cheapest month to flyFebruary
Average flight time2 hrs, 23 mins
Most popular airlineBritish Airways
Average flights per week373

Finding cheap flights from Barcelona to London Heathrow: Frequently asked questions

The best price we found for a return flight from Barcelona to London Heathrow is £56. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 23 minutes is the average flight time from Barcelona to London Heathrow.
British Airways, American Airlines and Iberia fly direct from Barcelona to London Heathrow.
As of May 2025, there are 373 flights per week flying from Barcelona to London Heathrow.
The cheapest month to fly from Barcelona to London Heathrow is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Barcelona Airport to London Heathrow Airport on Wednesday, 14 May 2025.
Yes – the average flight time is 2 hours and 23 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London Heathrow but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Vueling Airlines offers the cheapest flight tickets to London Heathrow.

How to find cheap flights to London Heathrow from Barcelona

Looking for cheap tickets from Barcelona to London Heathrow? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

  • Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Barcelona to London Heathrow. And with us there are no hidden fees - what you see is what you pay.
  • Compare flight deals to London Heathrow from Barcelona from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
  • Flex your dates to find the best Barcelona-London Heathrow ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to London Heathrow from Barcelona.
  • Set up a Price Alert. You can easily track the fare of your cheap Barcelona-London Heathrow flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
  • Fly without stops. Only interested in direct flights between Barcelona and London Heathrow? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.
  • Find the cheapest Business class flights from Barcelona and London Heathrow. We scour the internet for the best Business, Premium Economy and First Class flight fares to London Heathrow, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
  • Include nearby airports in your search. Widen your search for Barcelona to London Heathrow flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

    • Combine your flight to London Heathrow from Barcelona with hotels and car hire

    Once you've secured your cheap flight ticket from Barcelona to London Heathrow, discover the best prices and exclusive rates for hotels in London Heathrow or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.


More travel options

Courtyard London hotel dealsHotels in ChelseaCheap hotels deals in South BankCheap hotels in Camden TownBook hotels deals in Isle of DogsHotels in KenningtonBali1 London hotel dealsHotels by Aurora in LondonHotels in London
Cheap hotels in LondonCorinthia hotels in LondonCitadines Apart'Hotel London hotel dealsAtlas London hotel dealsBalladins hotels in LondonHotels by Britannia in LondonBaglioni hotels in LondonHotels by Best Western in London
Car hire in WimbledonCheap car hire in Notting HillCar hire in SouthwarkCheap car hire in WalworthLondon Heathrow Airport car hireCheap car hire in United KingdomCar hire in The West End
Flights to EnglandCheap return flights from Spain to United KingdomCheap tickets from CataloniaReturn tickets from BarcelonaReturn flights from SpainCheap return tickets to London HeathrowReturn tickets to United KingdomTickets from Barcelona to EnglandCheap last minute flights
Cheap flights from Barcelona to United Kingdom
Return plane tickets from Guernsey to London GatwickReturn flights from Guernsey to EdinburghReturn flights from London to TokyoCheap flights from Southampton to GuernseyReturn flights from Guernsey to Palma - MajorcaCheap return flights from Guernsey to LondonReturn flights from London Gatwick to PaphosCheap tickets from London Gatwick to LisbonPlane tickets from Guernsey to Manchester
Return tickets from London to New YorkCheap return flights from London to TiranaReturn flights from London to BangkokCheap flights from London Gatwick to Manila Ninoy AquinoReturn tickets from London Gatwick to BangkokCheap flights from London Gatwick to RomePlane tickets from London Gatwick to MadeiraPlane tickets from London Gatwick to PhuketCheap tickets from London to Brno-Turany
Flights from London to Bali (Denpasar)Plane tickets from London to MelbourneCheap tickets from Guernsey to BirminghamTickets from Guernsey to SouthamptonCheap return tickets from Guernsey to GenevaFlights from London Gatwick to Bali (Denpasar)Plane tickets from London to DubaiCheap return tickets from London to AntalyaCheap return tickets from London to Cape Town
Cheap return flights from London to GenevaCheap tickets from London to GuernseyCheap flights from London to Mauritius

Plan the rest of your trip from Barcelona to London

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.