Cheap Flights from Barcelona to London Heathrow from $136

Compare Barcelona to London Heathrow flight deals

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

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Flight deals from Barcelona to London Heathrow

Looking for a cheap last-minute deal or the best return flight from Barcelona Airport to London Heathrow Airport? If you want to travel next month, return fares start from $181. Find the lowest prices on one-way and return tickets right here.

London.$136 per passenger.Departing Thu, 17 Sep, returning Tue, 29 Sep.Return flight with Vueling Airlines.Outbound direct flight with Vueling Airlines departs from Barcelona on Thu, 17 Sep, arriving in London Heathrow.Inbound direct flight with Vueling Airlines departs from London Heathrow on Tue, 29 Sep, arriving in Barcelona.Price includes taxes and charges.From $136, select.

London.$160 per passenger.Departing Tue, 13 Oct, returning Sun, 1 Nov.Return flight with Vueling Airlines.Outbound direct flight with Vueling Airlines departs from Barcelona on Tue, 13 Oct, arriving in London Heathrow.Inbound direct flight with Vueling Airlines departs from London Heathrow on Sun, 1 Nov, arriving in Barcelona.Price includes taxes and charges.From $160, select.

London.$160 per passenger.Departing Tue, 3 Nov, returning Tue, 3 Nov.Return flight with Vueling Airlines.Outbound direct flight with Vueling Airlines departs from Barcelona on Tue, 3 Nov, arriving in London Heathrow.Inbound direct flight with Vueling Airlines departs from London Heathrow on Tue, 3 Nov, arriving in Barcelona.Price includes taxes and charges.From $160, select.

London.$160 per passenger.Departing Wed, 7 Oct, returning Wed, 14 Oct.Return flight with Vueling Airlines.Outbound direct flight with Vueling Airlines departs from Barcelona on Wed, 7 Oct, arriving in London Heathrow.Inbound direct flight with Vueling Airlines departs from London Heathrow on Wed, 14 Oct, arriving in Barcelona.Price includes taxes and charges.From $160, select.

London.$160 per passenger.Departing Wed, 30 Sep, returning Wed, 14 Oct.Return flight with Vueling Airlines.Outbound direct flight with Vueling Airlines departs from Barcelona on Wed, 30 Sep, arriving in London Heathrow.Inbound direct flight with Vueling Airlines departs from London Heathrow on Wed, 14 Oct, arriving in Barcelona.Price includes taxes and charges.From $160, select.

London.$164 per passenger.Departing Thu, 3 Dec, returning Sun, 6 Dec.Return flight with Vueling Airlines.Outbound direct flight with Vueling Airlines departs from Barcelona on Thu, 3 Dec, arriving in London Heathrow.Inbound direct flight with Vueling Airlines departs from London Heathrow on Sun, 6 Dec, arriving in Barcelona.Price includes taxes and charges.From $164, select.

London.$166 per passenger.Departing Sat, 14 Nov, returning Sun, 6 Dec.Return flight with Vueling Airlines.Outbound direct flight with Vueling Airlines departs from Barcelona on Sat, 14 Nov, arriving in London Heathrow.Inbound direct flight with Vueling Airlines departs from London Heathrow on Sun, 6 Dec, arriving in Barcelona.Price includes taxes and charges.From $166, select.

London.$168 per passenger.Departing Sun, 4 Oct, returning Sat, 5 Dec.Return flight with Vueling Airlines.Outbound direct flight with Vueling Airlines departs from Barcelona on Sun, 4 Oct, arriving in London Heathrow.Inbound direct flight with Vueling Airlines departs from London Heathrow on Sat, 5 Dec, arriving in Barcelona.Price includes taxes and charges.From $168, select.

London.$170 per passenger.Departing Thu, 27 Aug, returning Sat, 5 Sep.Return flight with Vueling Airlines.Outbound direct flight with Vueling Airlines departs from Barcelona on Thu, 27 Aug, arriving in London Heathrow.Inbound direct flight with Vueling Airlines departs from London Heathrow on Sat, 5 Sep, arriving in Barcelona.Price includes taxes and charges.From $170, select.

London.$176 per passenger.Departing Fri, 25 Sep, returning Mon, 2 Nov.Return flight with Vueling Airlines.Outbound direct flight with Vueling Airlines departs from Barcelona on Fri, 25 Sep, arriving in London Heathrow.Inbound direct flight with Vueling Airlines departs from London Heathrow on Mon, 2 Nov, arriving in Barcelona.Price includes taxes and charges.From $176, select.

London.$177 per passenger.Departing Wed, 24 Feb, returning Tue, 16 Mar.Return flight with Vueling Airlines.Outbound direct flight with Vueling Airlines departs from Barcelona on Wed, 24 Feb, arriving in London Heathrow.Inbound direct flight with Vueling Airlines departs from London Heathrow on Tue, 16 Mar, arriving in Barcelona.Price includes taxes and charges.From $177, select.

London.$177 per passenger.Departing Mon, 1 Mar, returning Tue, 16 Mar.Return flight with Vueling Airlines.Outbound direct flight with Vueling Airlines departs from Barcelona on Mon, 1 Mar, arriving in London Heathrow.Inbound direct flight with Vueling Airlines departs from London Heathrow on Tue, 16 Mar, arriving in Barcelona.Price includes taxes and charges.From $177, select.

London.$178 per passenger.Departing Tue, 23 Mar, returning Mon, 3 May.Return flight with Vueling Airlines.Outbound direct flight with Vueling Airlines departs from Barcelona on Tue, 23 Mar, arriving in London Heathrow.Inbound direct flight with Vueling Airlines departs from London Heathrow on Mon, 3 May, arriving in Barcelona.Price includes taxes and charges.From $178, select.

London.$179 per passenger.Departing Thu, 15 Apr, returning Thu, 22 Apr.Return flight with Vueling Airlines.Outbound direct flight with Vueling Airlines departs from Barcelona on Thu, 15 Apr, arriving in London Heathrow.Inbound direct flight with Vueling Airlines departs from London Heathrow on Thu, 22 Apr, arriving in Barcelona.Price includes taxes and charges.From $179, select.

London.$181 per passenger.Departing Thu, 15 Oct, returning Fri, 22 Jan.Return flight with Vueling Airlines.Outbound direct flight with Vueling Airlines departs from Barcelona on Thu, 15 Oct, arriving in London Heathrow.Inbound direct flight with Vueling Airlines departs from London Heathrow on Fri, 22 Jan, arriving in Barcelona.Price includes taxes and charges.From $181, select.

London.$181 per passenger.Departing Fri, 18 Sep, returning Sat, 5 Dec.Return flight with Vueling Airlines.Outbound direct flight with Vueling Airlines departs from Barcelona on Fri, 18 Sep, arriving in London Heathrow.Inbound direct flight with Vueling Airlines departs from London Heathrow on Sat, 5 Dec, arriving in Barcelona.Price includes taxes and charges.From $181, 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 September.

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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	$136
Cheapest month to fly	September
Average flight time	2 hrs, 24 mins
Most popular airline	British Airways
Average flights per week	422

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

How much are return flights from Barcelona to London Heathrow?

The best price we found for a return flight from Barcelona to London Heathrow is $136. 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.

How long does it take to fly from Barcelona to London Heathrow?

2 hours and 24 minutes is the average flight time from Barcelona to London Heathrow.

Which airlines fly direct from Barcelona to London Heathrow?

British Airways, Iberia and American Airlines fly direct from Barcelona to London Heathrow.

How many flights are there a week from Barcelona to London Heathrow?

As of July 2026, there are 422 flights per week flying from Barcelona to London Heathrow.

When is the cheapest time to fly from Barcelona to London Heathrow?

The cheapest month to fly from Barcelona to London Heathrow is usually September.

Which upcoming date is cheapest to fly from Barcelona Airport to London Heathrow Airport on?

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 Thursday, 17 September 2026.

Can I get a direct flight from Barcelona Airport to London Heathrow Airport?

Yes – the average flight time is 2 hours and 24 minutes.

How can I find the best flight deal to London Heathrow?

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.

When is the best time to book flights to London?

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.

Which is the cheapest airline to fly from Barcelona Airport to London Heathrow with?

Currently, Vueling Airlines offers the cheapest flight tickets to London Heathrow.

Flying from Barcelona Airport (BCN) to London Heathrow Airport (LHR): what you need to know

Take a direct flight from Barcelona Airport to London Heathrow Airport and you'll be travelling for an average of 2 hours 25 minutes.
London's timezone is UTC+0, making London one hour behind Barcelona.
Every week, there are 69 Barcelona Airport to London Heathrow Airport flights. To take off as early as possible, go for the 06:40 British Airways flight. If you'd rather make the most of your day before flying, the latest flight is at 21:25 with British Airways.
For a stress-free journey, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This will give you enough time to board your BCN to LHR flight.
You can expect bigger queues during popular months such as July. Arriving up to four hours ahead of an international flight and two hours for a domestic departure is a good idea.
Getting to London (and then discovering more of the United Kingdom!) is easy with British Airways. This popular airline has direct flights from Barcelona Airport to London Heathrow Airport.
British Airways is the most frequently booked airline on this route.
Vueling is a leader in on-time performance for BCN to LHR flights, with 82.64% of its services arriving as scheduled.
If you'd like to split up your journey, simply deselect 'Direct flights only' when searching for your ticket from Barcelona Airport to London Heathrow Airport. Here are the top stopovers between BCN and LHR:
- Paris Charles de Gaulle Airport
- Paris Orly Airport
- Palma - Majorca Airport

How to find the cheapest flights from Barcelona Airport (BCN) to London Heathrow Airport (LHR)

The cheapest price we've seen for a one-way Barcelona Airport to London Heathrow Airport flight is $58. A round-trip plane ticket is currently $136. Depending on the availability when you book, these fares may change.
To pick up cheap tickets from BCN to LHR, book as early as you can. Airlines typically offer lower prices when flights are first released.
Plan your trip for May. That's the cheapest month for flights from Barcelona Airport to London Heathrow Airport. If you're flexible on when you fly, use the 'Whole month' tool to see the cheapest price across every month.
Finding cheap flights from BCN to LHR couldn't be easier with Price Alerts. Simply set up one of these automatic alerts and we'll get in touch when a new discounted fare appears.
Tailor your flights using filters. Pick your arrival and departure times, airlines and total journey duration. You can also sort the results by 'Cheapest,' 'Best' or 'Fastest' flights from Barcelona Airport to London Heathrow Airport.

Handy information about Barcelona Airport (BCN)

Barcelona Airport maintains a solid on-time performance, so you're unlikely to face delays. Departures from BCN land at their destination as scheduled 80% of the time.
Barcelona Airport is about 13 kilometres from central Barcelona. If you're ride-sharing, catching a taxi or driving from the centre, it'll take you 25 minutes or so to arrive, depending on the traffic.
Planning to catch public transport? You can expect a journey time of around 30 minutes.
Get your break off to a hassle-free start by staying near BCN. Whether you have an early flight from Barcelona Airport to London Heathrow Airport or just don't want to be rushed, these hotels have you covered:

Arriving at London Heathrow Airport (LHR)

If you're getting in on a late Barcelona Airport to London Heathrow Airport flight, few things top the convenience of staying close to the terminal. Grab your bags from the carousel and then be showered and relaxing soon after at one of these hotels near LHR:
Begin your adventure by picking up a London Heathrow Airport rental car. Grab a set of wheels from Surprice, U-Save or Green Motion and explore beyond London's usual tourist stops.
Secure the lowest price by booking your vehicle from London Heathrow Airport around one week before your departure date.

Getting from London Heathrow Airport (LHR) to central London

London Heathrow Airport is roughly 24 kilometres from central London. Driving there takes about 45 minutes.
It'll take around 25 minutes when travelling by public transport.

When to fly to London Heathrow Airport (LHR)

It's time to pick your dates for your flight from Barcelona Airport to London Heathrow Airport. July is the busiest month to head to London. If you'd like a more laid-back vibe, go in March.
The warmest month in London is July, with temperatures ranging between 11ºC and 26ºC. Book your flights from Barcelona Airport to London Heathrow Airport in this month if this is the type of weather you like.
Search for cheap tickets from BCN to LHR in January if you'd rather travel during cooler conditions. Temperatures are at their lowest around then, ranging between 0ºC and 9ºC on average.

Explore more of the United Kingdom

London has plenty going for it, but there are so many other parts of the United Kingdom you should also see. Around 257 kilometres north-west of London, a visit to Manchester will keep you on the move. Start with popular sights like Manchester United Museum & Stadium Tour, The Homes of Football and Museum of Science and Industry.
Birmingham is another favourite destination in the United Kingdom and is around 161 kilometres north-west of London. No journey is complete without visiting Birmingham Museum & Art Gallery, Birmingham Hippodrome Theatre and Bournville Experience.