Cheap flights from Barcelona-El Prat Airport to London Heathrow Airport
BCN — LHR
6 Mar — 13 Mar1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Barcelona-El Prat to London Heathrow are usually found in November or February, booked 41 days in advance, depart on a Wednesday or Monday and return on a Tuesday
Find flight deals from Barcelona-El Prat to Heathrow
Discover tips and strategies to find the most affordable flight options for your journey from Barcelona-El Prat (BCN) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 4 February 2026.
Popular in
June
Cheapest in
November
Average price
C$ 187
Good round-trip deal
C$ 796 or less
Good one-way deal
C$ 525 or less
Highest demand for flights based on searches. 12% potential increase in price (C$ 48 potential increase over avg. RT price).
Best time to book a flight from Barcelona-El Prat to Heathrow
Have a flexible travel schedule? Discover the best time to fly to Heathrow from Barcelona-El Prat with our price prediction graph.
BCN-LHR
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Barcelona-El Prat Airport to London Heathrow Airport
Prices
Airlines
Delays
How far ahead should I book a flight from Barcelona-El Prat Airport to London Heathrow Airport?
Use this chart to determine the optimal time to book a round-trip flight from Barcelona-El Prat to Heathrow. Price data was last updated on 30 January 2026.
The best time to book flights from Barcelona-El Prat Airport to London Heathrow Airport is 41 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Barcelona-El Prat Airport to London Heathrow Airport?
Currently, February is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to London Heathrow Airport (average of C$ 75). Flying from Barcelona-El Prat Airport to London Heathrow Airport in August is currently the most expensive (average of C$ 184). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from BCN to LHR?
Find hourly flight availability from Barcelona-El Prat to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 February 2026.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 31% on flights from Barcelona-El Prat Airport to London Heathrow Airport by exploring options for tickets at noon.
Weekly flight availability from Barcelona-El Prat Airport to London Heathrow Airport
Explore weekly flight availability from Barcelona-El Prat to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 4 February 2026.
The most flights from BCN to LHR are scheduled on a Wednesday (40 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (10 on average).
How often are flights from Barcelona to London delayed?
About 16% of weekly flights between Barcelona and London have experienced delays in the past year, with the average delay time being 115 minutes.
What is the most punctual flight time for Barcelona to London flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Barcelona to London flights?
Over the past year, Vueling has had the lowest number of delays on this route, with just 13% of flights being delayed.
Related info for your journey
Find useful and relevant information for your journey from Barcelona-El Prat to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What are the most reliable airlines from Barcelona-El Prat Airport to London Heathrow Airport?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Barcelona-El Prat Airport to London Heathrow Airport on time: LATAM Airlines (94%), Vueling (87%), Japan Airlines (85%).
Can I find deals for flights from Barcelona-El Prat to Heathrow that include hotel bookings?
Yes. In addition to deals on Barcelona-El Prat to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Barcelona-El Prat to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Barcelona-El Prat to Heathrow.
Can I find deals for business class flights from Barcelona-El Prat to Heathrow?
Yes. Cheapflights offers flight deals from Barcelona-El Prat to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Barcelona-El Prat Airport to London Heathrow Airport?
Currently, February is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to London Heathrow Airport (average of C$ 75). Flying from Barcelona-El Prat Airport to London Heathrow Airport in August is currently the most expensive (average of C$ 184). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 4 February 2026.
Browse through other flights departing from Barcelona-El Prat. Flights are based on user searches made on Cheapflights and were last updated on 4 February 2026.
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Barcelona-El Prat to Heathrow?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Barcelona-El Prat today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from Barcelona-El Prat to Heathrow?
Cheapflights helps you find that perfect flight to Heathrow from Barcelona-El Prat by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Barcelona-El Prat to Heathrow with no change fees?
Yes, we can. To see specific flights from Barcelona-El Prat to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from Barcelona-El Prat to Heathrow become cheaper?
Not ready to book yet? You can track prices for flights from Barcelona-El Prat to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.
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