Cheap flights from Barcelona to London Heathrow Airport from £19
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Barcelona to London Heathrow Airport departing on 2/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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1 adult
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0 bags
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Cheap return flights
KAYAK's recommended return flight deals from the most popular airlines that fly from Barcelona to London.
Cheap one-way flights
Flying one-way? These are some of the best deals recently discovered on momondo for flights from Barcelona to London.
Cheap last-minute flights
Planning a quick getaway from Barcelona to London? These are the last-minute flight deals available now.
Cheap direct flights
If you prefer a non-stop journey, check out our latest direct flight deals to London, so you can enjoy a seamless trip without stopovers.
Vueling flights from Barcelona to London Heathrow Airport
Our best Vueling deals on Barcelona to London Heathrow Airport flight tickets
Vueling![Vueling]()
3 May![Vueling]()
7 May
BCN07:30Barcelona-El Prat
2h 40m
LHR09:10London Heathrow
LHR20:50London Heathrow
2h 15m
BCN00:05Barcelona-El Prat
Vueling![Vueling]()
3 May![Vueling]()
6 May
BCN07:30Barcelona-El Prat
2h 40m
LHR09:10London Heathrow
LHR20:50London Heathrow
2h 15m
BCN00:05Barcelona-El Prat
British Airways flights from Barcelona to London Heathrow Airport
Our best British Airways deals on Barcelona to London Heathrow Airport flight tickets
British Airways![British Airways]()
2 May![British Airways]()
5 May
BCN20:35Barcelona-El Prat
2h 15m
LHR21:50London Heathrow
LHR19:25London Heathrow
2h 15m
BCN22:40Barcelona-El Prat
British Airways![British Airways]()
18 Sept![British Airways]()
20 Sept
BCN21:15Barcelona-El Prat
2h 10m
LHR22:25London Heathrow
LHR19:25London Heathrow
2h 15m
BCN22:40Barcelona-El Prat
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How to get the cheapest flight ticket from Barcelona to London Heathrow Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
Prices
Airlines
Other information
What is the cheapest month to fly to London Heathrow Airport?
In general, November is the cheapest month to fly from Barcelona to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £94. The month of January is another great option to travel to London Heathrow Airport, with average flight prices from Barcelona averaging around £98.
What is the cheapest day to depart on your flight to London Heathrow Airport?
On average, the least expensive day to fly to London Heathrow Airport from Barcelona is on a Thursday. momondo users have found tickets for Thursday departures for as low as £96. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Sunday is £146.
What is the cheapest time of day to depart on your flight to London Heathrow Airport?
According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Barcelona to London Heathrow Airport in the evening for as low as £83. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £200 on average. Flights to London Heathrow Airport from Barcelona at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.
What is the cheapest Barcelona to London Heathrow flight route?
Fly from Barcelona-El Prat to London Heathrow for the best Barcelona - London Heathrow flight prices
How far in advance should I book a flight to London Heathrow Airport?
You are more likely to see cheaper flights to London Heathrow Airport from Barcelona when booking 7 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £123 when searching 7 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Barcelona for as low as £98 on momondo.
What cabin class options are available on Barcelona to London Heathrow flights?
There are 3 cabin classes available to choose from on Barcelona to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Barcelona to London Heathrow?
Vueling, British Airways, and Iberia are the most popular carriers operating from Barcelona to London Heathrow
Which airlines fly to London Heathrow Airport?
Vueling, British Airways and Iberia are the top three most popular airlines that fly to London Heathrow Airport from Barcelona according to our data. Vueling is the first choice among our users, with 55% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 3 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Barcelona to London Heathrow Airport on average per day?
As of March 2025, there are 17 flights per day flying from Barcelona to London Heathrow Airport. The most common time of day flights depart is 18:00, with 45% of flights taking off at midday.
How many flights depart from Barcelona to London Heathrow Airport on average per week?
The number of flights available between Barcelona and London Heathrow Airport is 119 per week as of March 2025. The most frequent departure day is Wed, with 29% of weekly flights leaving on this day.
Cheap Barcelona to London Heathrow Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Barcelona to London Heathrow Airport
How far is Barcelona to London Heathrow by plane?
The straight-line distance from Barcelona to London Heathrow is 707.6 mi. Flights usually cover this in 2h 10m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Barcelona to London Heathrow Airport?
Prices for flights from Barcelona to London Heathrow Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Barcelona to London Heathrow Airport?
As of March 2025, there are 3 operators available to choose from for flights from Barcelona to London Heathrow Airport.
How old do you have to be to fly from Barcelona to London Heathrow Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Barcelona to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Barcelona to London Heathrow Airport
Compare and see reviews for airlines that fly from Barcelona to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £54 | Free Cancellation | Rating 7.1 1,146 reviews | |||
| PriceFrom £92 | Free Cancellation | Rating 6.6 6,712 reviews | |||
| PriceFrom £100 | Free Cancellation | Rating 7.0 2,648 reviews |
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Why use momondo?
Why should I use momondo to find a flight deal from Barcelona to London?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Barcelona to London . Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Barcelona to London with flexible booking policies on momondo?
Flights from Barcelona to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Barcelona to London?
Once all potential Barcelona to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Barcelona to London right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Barcelona to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.
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