Cheap flights from London Heathrow Airport to Barcelona from £23
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 20/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise 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 return flights
Cheap one-way flights
Cheap last-minute flights
Cheap direct flights
Cheap bus & train deals from London Heathrow Airport to Barcelona
All return flight deals from London Heathrow Airport to Barcelona
KLM flights from London Heathrow Airport to Barcelona
Our best KLM deals on London Heathrow Airport to Barcelona flight tickets
British Airways flights from London Heathrow Airport to Barcelona
Our best British Airways 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?
If you aren’t able to travel during the month of November, then book flights to Barcelona from London Heathrow Airport during January instead. Flights to Barcelona in January, while not as cheap as those in November, still average around £101.
What is the cheapest day to depart on your flight to Barcelona?
Our data shows that Tuesday is the least expensive day to fly to Barcelona. Tickets to fly out on this day can be as low as £90. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from London Heathrow Airport to Barcelona for around £147.
What is the cheapest time of day to depart on your flight to Barcelona?
Flying to Barcelona from London Heathrow Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as £105 when looking at flights departing in the evening. Flights in the morning are often more expensive, with an average ticket price of £118.
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 10 weeks ahead of your departure date. In general, you can expect to find flights to Barcelona for around £145 when searching 10 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 £124 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, Air Serbia, and British Airways are the most popular carriers operating from London Heathrow to Barcelona
Which 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 60% of people opting to fly with this airline when travelling to Barcelona. Keep in mind that there are 12 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?
The number of flights available between London Heathrow Airport and Barcelona is 15 per day as of January 2025. The most frequent departure time is 10:00, with 57% of daily flights leaving at midday.
How many flights depart from London Heathrow Airport to Barcelona on average per week?
As of January 2025, 108 flights take off from London Heathrow Airport and land in Barcelona each week. The most common flight departure day for this route is Mon, with 21% of weekly flights 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?
There are 707.6 mi between London Heathrow and Barcelona. Flights usually cover this in 2h 05m, 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 were last updated today.
How many operators does momondo search for flights from London Heathrow Airport to Barcelona?
As of January 2025, there are 12 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 £15 | Free Cancellation | Rating 6.8 5,194 reviews | |||
| PriceFrom £45 | Free Cancellation | Rating 6.9 1,859 reviews | |||
| PriceFrom £50 | Free Cancellation | Rating 7.1 1,182 reviews | |||
| PriceFrom £85 | Free Cancellation | Rating 6.6 6,834 reviews | |||
| PriceFrom £94 | Free Cancellation | Rating 0.0 | |||
| PriceFrom £107 | Free Cancellation | Rating 8.3 155 reviews | |||
| PriceFrom £109 | Free Cancellation | Rating 7.0 2,646 reviews | |||
| PriceFrom £130 | Free Cancellation | Rating 7.3 349 reviews | |||
| PriceFrom £130 | Free Cancellation | Rating 7.1 1,869 reviews | |||
| PriceFrom £136 | Free Cancellation | Rating 7.5 1,600 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from London to Barcelona?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Barcelona. momondo saves you time and could save you money on your trip.
Can I find flights from London to Barcelona with flexible booking policies on momondo?
Flights from London to Barcelona 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 London to Barcelona?
Once you have performed a search for London to Barcelona flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from London to Barcelona right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Barcelona from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.