Cheap flights from London Heathrow Airport to Barcelona from $39
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 6/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from London Heathrow Airport to Barcelona
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Vueling flights from London Heathrow Airport to Barcelona
Our best Vueling deals on London Heathrow Airport to Barcelona flight tickets
KLM flights from London Heathrow Airport to Barcelona
Our best KLM deals on London Heathrow Airport to Barcelona flight tickets
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
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 $164 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 58% 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, 14 flights take off from London Heathrow Airport and land in Barcelona each day. The most common flight departure time for this route is 7:00PM, with 42% of daily flights taking off at noon.
How many flights depart from London Heathrow Airport to Barcelona on average per week?
100 flights are operational weekly from London Heathrow Airport to Barcelona as of April 2025. The most popular departure day for this route is Tue, with 34% 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 1,158 reviews | |||
| PriceFrom $121 | Free Cancellation | Rating 6.6 6,835 reviews | |||
| PriceFrom $134 | Free Cancellation | Rating 7.0 2,698 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.