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Find cheap flights from London to Buenos Aires from $644

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from London to Buenos Aires departing on 6/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Wed 6/5
Wed 6/12

Search hundreds of travel sites at once for deals on flights to Buenos Aires

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Buenos Aires, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Buenos Aires, as well as popular online travel agencies
In the last 7 days travelers have searched 42,830,901 times on KAYAK, and here is why:

Save 22% or moreCompare multiple travel sites with one search.

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Filter your dealsChoose cabin class, free Wi-Fi and more.

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Cheap flight deals from London to Buenos Aires (LHR-EZE)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from London to Buenos Aires that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
5:30 pm - 6:25 amLHR-EZE
16h 55m1 stop
4:45 pm - 12:40 pmEZE-LHR
15h 55m1 stop
$980Lufthansa
Find Deal
Tue, Sep 10 - Wed, Sep 25
5:10 pm - 5:10 amLHR-EZE
16h 00m1 stop
2:35 pm - 4:15 pmEZE-LHR
21h 40m1 stop
$999KLM
Find Deal
Wed, May 22 - Sun, Sep 22
4:30 pm - 6:25 amLHR-EZE
17h 55m1 stop
4:45 pm - 2:40 pmEZE-LHR
17h 55m1 stop
$1,003Lufthansa
Find Deal
Thu, Aug 29 - Sun, Sep 15
6:15 am - 7:40 pmLHR-EZE
17h 25m1 stop
12:05 pm - 7:50 amEZE-LHR
15h 45m1 stop
$1,033British Airways
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Fri, Jun 7 - Tue, Jun 11
6:15 am - 7:40 pmLHR-EZE
17h 25m1 stop
9:25 pm - 6:45 pmEZE-LHR
17h 20m1 stop
$1,058Iberia
Find Deal
Thu, Aug 29 - Mon, Sep 9
9:55 pm - 10:20 amLHR-EZE
16h 25m1 stop
12:05 pm - 7:50 amEZE-LHR
15h 45m1 stop
$1,064British Airways
Find Deal
Mon, Sep 2 - Thu, Sep 12
4:30 pm - 6:25 amLHR-EZE
17h 55m1 stop
1:30 pm - 4:20 pmEZE-LHR
22h 50m2 stops
$1,101
Find Deal
Tue, Jul 9 - Wed, Jul 24
9:00 am - 2:05 pmLHR-EZE
32h 05m3 stops
4:45 pm - 11:20 amEZE-LHR
39h 35m2 stops
$1,106Air Canada
Find Deal
Fri, Nov 1 - Sat, Nov 30
3:30 pm - 6:25 amLHR-EZE
18h 55m1 stop
1:30 pm - 4:20 pmEZE-LHR
22h 50m2 stops
$1,132
Find Deal
Wed, Jul 10 - Wed, Jul 24
7:30 pm - 2:50 pmLHR-EZE
47h 20m3 stops
4:25 pm - 11:50 amEZE-LHR
39h 25m2 stops
$1,344Air Canada
Find Deal
Thu, Aug 29 - Sat, Sep 14

Flights from London to Buenos Aires - Travel Insights & Trends

Get data-powered insights and trends into flights from London to Buenos Aires to help you find the cheapest flights, the best time to fly and much more.

What’s the cheapest day of the week to fly from London to Buenos Aires?

The average price of all flights from London Heathrow Airport to Buenos Aires Ministro Pistarini Airport clicked on KAYAK for each day over the last 12 months.
For London to Buenos Aires, Tuesday is the cheapest day to fly on average and Sunday is the most expensive. Flying from Buenos Aires back to London, the best deals are generally found on Thursday, with Monday being the most expensive.

What is the cheapest month to fly from London Heathrow Airport to Buenos Aires Ministro Pistarini Airport?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from London Heathrow Airport to Buenos Aires Ministro Pistarini Airport, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from London Heathrow Airport to Buenos Aires Ministro Pistarini Airport is September, where tickets cost $1,034 on average. On the other hand, the most expensive months are December and August, where the average cost of tickets is $1,586 and $1,462 respectively.

How far in advance should I book a flight from London Heathrow Airport to Buenos Aires Ministro Pistarini Airport?

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from London Heathrow Airport to Buenos Aires Ministro Pistarini Airport, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from London Heathrow Airport to Buenos Aires Ministro Pistarini Airport, you should book around 1 day before departure. For the absolute cheapest price, our data suggests you should book 40 days before departure.

Which airlines provide the cheapest flights from London to Buenos Aires?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
In the past 3 days, the cheapest one-way tickets to Buenos Aires from London were found on KLM ($644) and Avianca ($678), and the lowest round-trip tickets were found on Lufthansa ($980) and KLM ($999).

Which cabin class options are there for flights between London Heathrow Airport and Buenos Aires Ministro Pistarini Airport?

The average price of flights for each cabin class for the route found by users searching on KAYAK over the last 2 weeks.
There is only one cabin class option available for the route, which is Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

How long does a flight from London to Buenos Aires take?

Flying between Buenos Aires and London will take minimum 16h 25m and will require at least one stop.

Good to know

Low season

July

High season

March

Cheapest flight

$644
Best time to beat the crowds but there is an average 13% increase in price.
Most popular time to fly and prices are also 0% lower on average.
Flight from London to Buenos Aires

When to book flights from London to Buenos Aires

Are your dates flexible? Find out the best times to travel from London to Buenos Aires based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking London to Buenos Aires flights

  • Where to report lost luggage or valuables at Ezeiza Airport?

    You should contact the Airport Security Police (PSA) if you lose an item or document in the parking areas or terminals. The PSA service is available 24h every day, but you should check with your airline if your luggage was lost during transit.

  • Is there a luggage storage and wrapping service at Ezeiza Airport?

    Luggage lockers and storage at Ezeiza Airport are currently unavailable. However, passengers can have their luggage wrapped by Secure Bags, a luggage packing and wrapping service located in the public areas of the arrival terminals.

  • Are there resting hotels and resting zones inside Ezeiza Airport?

    There are no hotels inside Ezeiza Airport, but travellers can get accommodation at nearby facilities, including Posada Quinta Pata and Eze Inn Boutique Hotel. Ezeiza Airport has no resting zones, but travellers with VIP memberships can access several VIP lounges inside the airport. In some VIP lounges, travellers can pay at the door.

  • Where do Cabify and Uber pick passengers at Ezeiza Airport?

    Cabify and Uber users must coordinate with the driver for pick-up at the parking area. However, passengers'drop-off and pick-up areas at Ezeiza Airport are exclusive to official cabs. It costs at most 1847.13 ARS (14.52 GBP) to travel from Ezeiza Airport to downtown Buenos Aires.

  • Can you request a tax (VAT) refund at Ezeiza Airport?

    Ezeiza Airport allows foreign passengers to request VAT refunds for purchases of locally produced products. The agency responsible for this procedure is known as Ezeiza Global Blue Airport. Its offices are available on Terminal C, the public boarding area, and Terminal A.

  • Does London Heathrow have quiet areas?

    Some of the terminals at London Heathrow have quiet rooms. The airport also has quiet areas that are far away from the busy terminal areas. Quiet areas at London Heathrow aren't exclusive to travellers with special needs and can be accessed by those looking for a calm and quiet environment.

  • What is the cheapest flight from London Heathrow Airport to Buenos Aires Ministro Pistarini Airport?

    In the last 3 days, the lowest price for a flight from London Heathrow Airport to Buenos Aires Ministro Pistarini Airport was $644 for a one-way ticket and $980 for a round-trip.

  • Do I need a passport to fly between London and Buenos Aires?

    Yes, you'll most likely have to show a valid passport before boarding the plane in London and on arrival in Buenos Aires.

  • Which airports will I be using when flying from London to Buenos Aires?

    London and Buenos Aires are both served by 1 main airport. You will leave London from London Heathrow and will be arriving at Buenos Aires Ministro Pistarini.

  • Which aircraft models fly most regularly from London to Buenos Aires?

    The Boeing 777 is the aircraft model that flies most regularly on the London to Buenos Aires flight route.

  • Which airline alliances offer flights from London to Buenos Aires?

    SkyTeam, Star Alliance, and oneworld are the airline alliances operating flights between London and Buenos Aires, with Star Alliance being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from London to Buenos Aires?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from London to Buenos Aires.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London to Buenos Aires?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Buenos Aires from London is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from London to Buenos Aires?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Buenos Aires with an airline and back to London with another airline. Booking your flights between London and EZE can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London to Buenos Aires?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Buenos Aires from London up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Top tips for finding a cheap flight from LHR to Buenos Aires

  • Looking for a cheap flight? 25% of our users found flights on this route for $1,405 or less round-trip.
  • Ministro Pistarini International Airport (EZE) is the main airport in Buenos Aires, Argentina's capital city. The airport is located about 20 miles away from downtown Buenos Aires. Most long-haul flights, including flights from London airports, arrive and depart from here.
  • It takes approximately 50min to travel from EZE Airport to the city centre by car. Taxis and car rentals are some of the convenient and reliable transfer options from Ezeiza Airport. Car rental services are available at both Arrivals on Terminal A and Terminal B.
  • Most flights to Buenos Aires from London depart from London Heathrow, London city's high-functioning and central airport. There is also a one-stop flight from London Stansted to Ezeiza Airport via Iberia and Ryanair. Iberia and Air Europa also operate at least one-stop flights to Ezeiza Airport via Madrid. Travellers, including those from London, UK, can purchase a SIM card upon touching down at Ezeiza Airport. Upon migration clearance and collecting your luggage, head to the public hall and buy a SIM card at any of the airport's mobile service provider's stores.
  • Banco de LA Nacion Argentina operates a 24-hour Currency Exchange Office at Terminal A of Ezeiza Airport. Banco Nacion also has a bank at the Corporate Aeropuertos building.
See more tips

Top airline flying from London to Buenos Aires

 
See real verified KAYAK customer reviews for airlines flying from London to Buenos Aires. Airline scores are aggregated from all reviews left by passengers on KAYAK after flying with an airline. KAYAK doesn’t show reviews that are older than 5 years. Learn how KAYAK collects reviews.
Need help choosing which airline to fly with from London to Buenos Aires? KAYAK airline reviews give an overall score for each airline based on loads of factors, including comfort, boarding, in-flight entertainment and more, to make your decision easier. See airline scores according to verified KAYAK customer reviews.
6.8
British AirwaysOverall score based on 6874 reviews
6.8Comfort
6.4Food
7.0Boarding
6.5Entertainment
7.7Crew
Airline reviews

My luggage never arrived to Zurich. They can't confirm when it will arrive

2.0 MediocreBrunno, May 2024LHR - ZRH
Read more about British Airways reviews

My luggage never arrived to Zurich. They can't confirm when it will arrive

Late again. 3 out of 4 late. One cancelled flight and one lost bag.

Charged an extra 65 pounds for overweight suitcase, Not told how much overweight but had no choice but to pay the price. Compare to Delta Airlines where I flew internationally a few days before with this suitcase and no extra charge by Delta. Comfort was horrible. I am just under 6 feet tall, and good that the flight was only 1 1/2 hours, because my knees were in the seat back in front of me the whole flight. I felt that my knees were part way up to my chest. No reason to have the seats that close. I will say to the positive was the flight crew, very friendly and efficient.

The flight was delayed as they were waiting on catering. Catering. Was eventually delivered but they still had no food. No meals for us in business class - just a bag of nuts.

Our luggage is missing. We are at the Hotel Gran Via in Barcelona

my original flight was cancelled the previous day, and i was rescheduled onto this flight, which left much earlier in the morning, impacting my previous evening and requiring me to get up much earlier in the morning to get to the airport online. This practice happens way way way too much, and it seems on every airline, though AA is probably the worst.

The flight was on time and the crew very professional. Everything went as expected and I will use BA again for this trip.

We paid to have overhead carry-on baggage. When we got to the gate we were told that our carry on bags would need to be checked and go below because the flight was full. Notably we were nowhere near the last people to board and about 30 other passengers also had to check their carry-on bags. Other than that the flight was fine.

Very bad plain although I paid A business class ticket I was stuck in a stiff fixed seat without any entertainment or Wi Fi for 5 hours I will never ever book a flight on British airline.

Self check in Kiosk did not recognize that I had prepaid for my luggage. This caused a 40 minute delay even though I had my British Airways email receipt for the prepaid luggage.

Book cheap flights from London to Buenos Aires

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from London to Buenos Aires found on KAYAK in the last 72 hours.
6/4Tue
1 stopKLM
18h 25mLHR-EZE
$644
10/7Mon
1 stopAvianca
20h 25mLHR-EZE
$678
6/23Sun
2 stops
26h 35mLHR-EZE
$699
9/21Sat
2 stops
22h 20mLHR-EZE
$700
6/23Sun
1 stopLATAM Airlines
31h 25mLHR-EZE
$786
5/12Sun
2 stopsTurkish Airlines
37h 00mLHR-EZE
$793
6/24Mon
1 stopLATAM Airlines
31h 25mLHR-EZE
$837
6/28Fri
1 stopBritish Airways
24h 40mLHR-EZE
$888
7/2Tue
1 stopBritish Airways
20h 40mLHR-EZE
$893
6/8Sat
2 stopsTurkish Airlines
32h 00mLHR-EZE
$1,312

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Last minute flights from London to Buenos Aires

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from London to Buenos Aires that are departing in the next 10 days.
5/8Wed
multi-stopDelta
25h 55mLHR-EZE
5/15Wed
multi-stopDelta
29h 15mEZE-LHR
$1,169
5/7Tue
multi-stopDelta
21h 05mLHR-EZE
5/19Sun
multi-stopDelta
29h 45mEZE-LHR
$1,170
5/9Thu
multi-stopDelta
25h 35mLHR-EZE
5/16Thu
multi-stopDelta
34h 45mEZE-LHR
$1,215
5/10Fri
multi-stopDelta
27h 45mLHR-EZE
5/17Fri
multi-stopDelta
29h 15mEZE-LHR
$1,232
5/7Tue
multi-stopTurkish Airlines
28h 05mLHR-EZE
5/15Wed
multi-stopTurkish Airlines
36h 55mEZE-LHR
$1,352
5/10Fri
multi-stopTurkish Airlines
31h 25mLHR-EZE
5/15Wed
multi-stopTurkish Airlines
36h 55mEZE-LHR
$1,653

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London - Buenos Aires Flights

Departure:

London (LHR)United Kingdom

Destination:

Buenos Aires (EZE)Argentina

Return flight deals:

Buenos Aires - London

Cabin classes:

$2,662
$1,343

Browse origins:

  • Flights » 
  • London Heathrow Airport

Browse destinations:

  • Flights » 
  • Worldwide » 
  • Buenos Aires Ministro Pistarini