Cheap flights from London Heathrow Airport to Barcelona from $42
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Barcelona departing on 5/14. 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
Economy
0 bags
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Last minute
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Cheap round-trip flights
KAYAK's recommended round-trip deals from the most popular airlines that fly from London Heathrow Airport to Barcelona.
Cheap one-way flights
Flying one-way? These are some of the best deals recently discovered on momondo for flights from London Heathrow Airport to Barcelona.
Cheap last minute flights
Planning a quick getaway from London Heathrow Airport to Barcelona? 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 Barcelona, so you can enjoy a seamless trip without layovers.
Vueling flights from London Heathrow Airport to Barcelona
Our best Vueling deals on London Heathrow Airport to Barcelona flight tickets
Vueling![Vueling]()
Jun 15![Vueling]()
Jun 19
LHR8:50 pmLondon Heathrow
2h 15m
BCN12:05 amBarcelona-El Prat
BCN7:30 amBarcelona-El Prat
2h 40m
LHR9:10 amLondon Heathrow
Vueling![Vueling]()
May 10![Vueling]()
May 16
LHR8:50 pmLondon Heathrow
2h 15m
BCN12:05 amBarcelona-El Prat
BCN7:30 amBarcelona-El Prat
2h 40m
LHR9:10 amLondon Heathrow
Lufthansa flights from London Heathrow Airport to Barcelona
Our best Lufthansa deals on London Heathrow Airport to Barcelona flight tickets
Lufthansa![Lufthansa]()
May 20![Lufthansa]()
May 27
LHR6:55 amLondon Heathrow
7h 00m
1 stop
BCN2:55 pmBarcelona-El Prat
BCN9:05 amBarcelona-El Prat
14h 35m
1 stop
LHR10:40 pmLondon Heathrow
Lufthansa![Lufthansa]()
May 27![Lufthansa]()
Jun 7
LHR6:55 amLondon Heathrow
10h 00m
1 stop
BCN5:55 pmBarcelona-El Prat
BCN9:05 amBarcelona-El Prat
12h 40m
1 stop
LHR8:45 pmLondon Heathrow
See travel insights to Barcelona from
How to get the cheapest flight ticket from London Heathrow Airport to Barcelona
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 typical price of a round-trip flight between London Heathrow Airport and Barcelona?
What is the cheapest month to fly to Barcelona?
The month of January is, on average, the cheapest month to fly to Barcelona from London Heathrow Airport, with most prices found around $110. If you don’t want to visit Barcelona in January, then you should wait until November to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of $125.
What is the cheapest day to depart on your flight to Barcelona?
The cheapest day to depart from London Heathrow Airport to Barcelona is on a Tuesday when prices can be found for as low as $145. On the other hand, Friday is the most expensive day to depart from London Heathrow Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $188.
What is the cheapest time of day to depart on your flight to Barcelona?
In the afternoon is the cheapest time of day to fly from London Heathrow Airport to Barcelona when you can find flight prices for as low as $147. Flying to Barcelona in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $185 on average. Flights to Barcelona from London Heathrow Airport in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.
What is the cheapest London Heathrow to Barcelona flight route?
Fly from London Heathrow to Barcelona-El Prat for the best London Heathrow - Barcelona flight prices
How far in advance should I book a flight to Barcelona?
You are more likely to see cheaper flights to Barcelona from London Heathrow Airport when booking 9 weeks ahead of your departure date. In general, you can expect to find flights to Barcelona for around $176 when searching 9 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona from London Heathrow Airport for as low as $165 on momondo.
What cabin class options are available on London Heathrow to Barcelona flights?
There are 3 cabin classes available to choose from on London Heathrow to Barcelona 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 London Heathrow to Barcelona?
Vueling, British Airways, and Iberia are the most popular carriers operating from London Heathrow to Barcelona
What airlines fly to Barcelona?
Vueling, British Airways and Iberia are the top three most popular airlines that fly to Barcelona from London Heathrow Airport according to our data. Vueling is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Barcelona. Keep in mind that there are 3 different airlines that fly to Barcelona on a routine basis, so you have a few additional options to choose from.
How many flights depart from London Heathrow Airport to Barcelona on average per day?
As of April 2025, 15 flights take off from London Heathrow Airport and land in Barcelona each day. The most common flight departure time for this route is 9:00AM, with 40% of daily flights taking off at noon.
How many flights depart from London Heathrow Airport to Barcelona on average per week?
110 flights are operational weekly from London Heathrow Airport to Barcelona as of April 2025. The most popular departure day for this route is Wed, with 31% of flights per week taking off on this day.
Cheap London Heathrow Airport to Barcelona flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Barcelona
How far is London Heathrow to Barcelona by plane?
The distance between London Heathrow and Barcelona is about 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 London Heathrow Airport to Barcelona?
Prices for flights from London Heathrow Airport to Barcelona refresh daily.
How many operators does momondo search for flights from London Heathrow Airport to Barcelona?
As of April 2025, there are 3 operators available to choose from for flights from London Heathrow Airport to Barcelona.
How old do you have to be to fly from London Heathrow Airport to Barcelona?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Barcelona.
What documentation or ID do you need to fly to Barcelona?
The travel and health documents required for your trip to Barcelona can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Barcelona. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from London Heathrow Airport to Barcelona
Compare and see reviews for airlines that fly from London Heathrow Airport to Barcelona with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $77 | Free Cancellation | Rating 7.1 1,156 reviews | |||
| PriceFrom $121 | Free Cancellation | Rating 6.6 6,798 reviews | |||
| PriceFrom $134 | Free Cancellation | Rating 7.0 2,682 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from London to Barcelona?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Barcelona. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from London to Barcelona with flexible booking policies on momondo?
All flight searches from London to Barcelona on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from London to Barcelona?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Barcelona.
I’m not ready to book a flight from London to Barcelona right now. Can momondo alert me if prices change?
Price alerts on flights to Barcelona from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.