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Cheap flights from London Heathrow Airport to Buenos Aires from $714

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 Buenos Aires departing on 12/4. 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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Find the cheapest flights from London Heathrow Airport to Buenos Aires

Cheap round-trip flights

These are some of the best round-trip flight deals from London Heathrow Airport to Buenos Aires that have been recently found on momondo from popular airlines, departing in the coming months.

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 Buenos Aires.

Cheap last minute flights

Planning a quick getaway from London Heathrow Airport to Buenos Aires? 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 Buenos Aires, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from London Heathrow Airport to Buenos Aires

Find recent round-trip train or bus tickets from London Heathrow Airport to Buenos Aires.

All round-trip flight deals to Buenos Aires

The cheapest plane tickets to Buenos Aires found on KAYAK recently.
8:25 pm - 8:25 pmLHR-EZE
27h 00m2 stops
10:45 pm - 9:25 pmEZE-LHR
19h 40m1 stop
gio, mar 20 - lun, mar 24
8:25 pm - 8:25 pmLHR-EZE
27h 00m2 stops
10:45 pm - 8:50 pmEZE-LHR
19h 05m2 stops
$850KLM
Find Deal
gio, mar 20 - lun, mar 24
6:35 am - 10:25 pmLHR-EZE
42h 50m2 stops
11:55 pm - 2:55 pmEZE-LHR
36h 00m2 stops
$895Turkish Airlines
Find Deal
mer, mar 12 - lun, mar 17
3:35 pm - 10:50 amLHR-EZE
22h 15m1 stop
10:05 pm - 6:50 amEZE-LHR
29h 45m1 stop
$1,065American Airlines
Find Deal
mer, mar 12 - lun, mar 17
11:45 am - 7:00 amLHR-EZE
22h 15m1 stop
9:00 pm - 10:10 pmEZE-LHR
22h 10m1 stop
$1,113American Airlines
Find Deal
gio, dic 5 - lun, dic 9
6:00 am - 2:25 pmLHR-EZE
35h 25m3 stops
4:00 pm - 8:30 amEZE-LHR
37h 30m2 stops
$1,130Air Canada
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gio, mar 20 - lun, mar 24
11:10 am - 2:25 pmLHR-EZE
30h 15m2 stops
4:00 pm - 11:50 amEZE-LHR
40h 50m2 stops
$1,147Air Canada
Find Deal
mer, mar 19 - dom, mar 23
10:35 pm - 10:25 pmLHR-EZE
50h 50m2 stops
11:55 pm - 9:55 amEZE-LHR
31h 00m2 stops
$1,155Turkish Airlines
Find Deal
mer, mar 19 - dom, mar 23
10:10 pm - 11:50 amLHR-EZE
16h 40m1 stop
10:45 pm - 5:15 pmEZE-LHR
15h 30m1 stop
$1,194British Airways
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gio, gen 2 - ven, mar 14
8:00 pm - 4:25 pmLHR-EZE
24h 25m1 stop
12:00 pm - 9:10 amEZE-LHR
17h 10m1 stop
$1,272British Airways
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sab, apr 12 - ven, apr 25
9:20 am - 9:20 amLHR-EZE
27h 00m1 stop
$714United Airlines
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mer, dic 4
9:55 am - 11:10 amLHR-EZE
28h 15m1 stop
dom, gen 26
8:50 pm - 5:55 pmLHR-EZE
24h 05m1 stop
sab, mar 22
6:35 am - 10:25 pmLHR-EZE
42h 50m2 stops
$985Turkish Airlines
Find Deal
mar, gen 7
11:30 am - 10:25 pmLHR-EZE
37h 55m2 stops
$995Turkish Airlines
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lun, gen 20
7:30 pm - 11:50 amLHR-EZE
43h 20m3 stops
$1,213SWISS
Find Deal
lun, gen 20
7:40 pm - 5:25 pmLHR-EZE
24h 45m1 stop
$1,682British Airways
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mer, dic 18
7:40 pm - 5:25 pmLHR-EZE
24h 45m1 stop
$1,883British Airways
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sab, dic 21
10:30 pm - 9:55 pmLHR-EZE
26h 25m1 stop
$3,196Aeromexico
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ven, dic 20
7:15 pm - 10:45 amLHR-EZE
43h 30m3 stops
$3,339SWISS
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lun, mag 5
10:10 pm - 11:50 amLHR-EZE
16h 40m1 stop
1:35 pm - 8:35 amEZE-LHR
16h 00m1 stop
$1,142British Airways
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ven, nov 22 - gio, dic 19
8:50 am - 9:00 amLHR-EZE
27h 10m2 stops
10:25 pm - 6:55 amEZE-LHR
29h 30m2 stops
$1,156Delta
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ven, nov 22 - lun, dic 9
6:30 am - 9:00 amLHR-EZE
29h 30m2 stops
8:55 pm - 7:05 amEZE-LHR
31h 10m2 stops
$1,165Delta
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mar, nov 26 - mar, dic 3
8:05 pm - 12:00 pmLHR-AEP
42h 55m2 stops
2:55 pm - 1:00 pmAEP-LHR
19h 05m2 stops
$1,541SWISS
Find Deal
ven, nov 22 - gio, feb 6
8:05 pm - 12:00 pmLHR-AEP
42h 55m2 stops
2:55 pm - 7:15 pmAEP-LHR
25h 20m2 stops
$1,611SWISS
Find Deal
ven, nov 22 - lun, nov 25
9:40 pm - 12:15 amLHR-EZE
29h 35m1 stop
1:45 am - 2:35 pmEZE-LHR
33h 50m1 stop
$1,613Avianca
Find Deal
mar, nov 26 - lun, dic 2
10:30 pm - 9:55 pmLHR-EZE
26h 25m1 stop
11:55 pm - 3:05 pmEZE-LHR
36h 10m1 stop
$2,028Aeromexico
Find Deal
ven, nov 22 - lun, dic 23
4:35 pm - 7:40 amLHR-EZE
42h 05m3 stops
11:55 pm - 2:55 pmEZE-LHR
36h 00m2 stops
$2,072Turkish Airlines
Find Deal
mar, nov 26 - mar, dic 3
5:45 pm - 10:25 pmLHR-EZE
31h 40m2 stops
11:55 pm - 2:15 pmEZE-LHR
35h 20m2 stops
$2,570Turkish Airlines
Find Deal
ven, nov 22 - gio, dic 19
9:40 pm - 12:15 amLHR-EZE
29h 35m1 stop
1:45 am - 2:35 pmEZE-LHR
33h 50m1 stop
$7,303Avianca
Find Deal
mar, nov 26 - lun, dic 2

KLM flights from London Heathrow Airport to Buenos Aires

Our best KLM deals on London Heathrow Airport to Buenos Aires flight tickets
KLM
Mar 20
LHR8:25 pmLondon Heathrow
27h 00m
2 stops
EZE8:25 pmBuenos Aires Ministro Pistarini
Mar 24
EZE10:45 pmBuenos Aires Ministro Pistarini
19h 05m
2 stops
LHR8:50 pmLondon Heathrow
KLM
Mar 19
LHR5:50 pmLondon Heathrow
16h 10m
1 stop
EZE7:00 amBuenos Aires Ministro Pistarini
Mar 23
EZE10:45 pmBuenos Aires Ministro Pistarini
19h 05m
2 stops
LHR8:50 pmLondon Heathrow
KLM
Dec 3
LHR8:25 pmLondon Heathrow
27h 00m
2 stops
EZE8:25 pmBuenos Aires Ministro Pistarini
Dec 10
EZE4:25 pmBuenos Aires Ministro Pistarini
20h 40m
1 stop
LHR4:05 pmLondon Heathrow

Turkish Airlines flights from London Heathrow Airport to Buenos Aires

Our best Turkish Airlines deals on London Heathrow Airport to Buenos Aires flight tickets
Turkish Airlines
Mar 12
LHR6:35 amLondon Heathrow
42h 50m
2 stops
EZE10:25 pmBuenos Aires Ministro Pistarini
Mar 17
EZE11:55 pmBuenos Aires Ministro Pistarini
36h 00m
2 stops
LHR2:55 pmLondon Heathrow
Turkish Airlines
Mar 19
LHR10:35 pmLondon Heathrow
50h 50m
2 stops
EZE10:25 pmBuenos Aires Ministro Pistarini
Mar 23
EZE11:55 pmBuenos Aires Ministro Pistarini
31h 00m
2 stops
LHR9:55 amLondon Heathrow
Turkish Airlines
Dec 30
LHR11:30 amLondon Heathrow
37h 55m
2 stops
EZE10:25 pmBuenos Aires Ministro Pistarini
Jan 28
EZE11:55 pmBuenos Aires Ministro Pistarini
37h 15m
2 stops
LHR4:10 pmLondon Heathrow

See travel insights to Buenos Aires from

How to get the cheapest flight ticket from London Heathrow Airport to Buenos Aires

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 Buenos Aires?

The cheapest month to fly to Buenos Aires from London Heathrow Airport is in May. Flight prices, which tend to average around $1,048, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of May, then book flights to Buenos Aires from London Heathrow Airport during January instead. Flights to Buenos Aires in January, while not as cheap as those in May, still average around $1,066.

What is the cheapest day to depart on your flight to Buenos Aires?

On average, the least expensive day to fly to Buenos Aires from London Heathrow Airport is on a Sunday. momondo users have found tickets for Sunday departures for as low as $1,105. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Tuesday is $1,355.

What is the cheapest time of day to depart on your flight to Buenos Aires?

Our most recent data shows that the best time of day to fly to Buenos Aires is in the afternoon. Flights from London Heathrow Airport to Buenos Aires during this time can be as low as $1,152. Try not to purchase tickets at noon because they tend to be around $1,377. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest London Heathrow to Buenos Aires flight route?

Fly from London Heathrow to Buenos Aires Ministro Pistarini for the best London Heathrow - Buenos Aires flight prices

How far in advance should I book a flight to Buenos Aires?

Most flyers found that booking tickets 40 days in advance of their planned departure date is the best time to get cheap flights to Buenos Aires. During this timeframe, flight prices are around $1,158. Keep in mind that you might also find cheap flights to Buenos Aires outside of this time window. In fact, momondo users recently found flights from London Heathrow Airport to Buenos Aires for $1,048.

What cabin class options are available on London Heathrow to Buenos Aires flights?

There are 2 cabin classes available to choose from on London Heathrow to Buenos Aires flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to Buenos Aires flights?

You could potentially save up to 27% on your flight if you consider stops on a London Heathrow Airport to Buenos Aires flight.

How have London Heathrow Airport to Buenos Aires flight prices changed over time?

As of November 2024, prices for London Heathrow Airport to Buenos Aires flights are approximately 34% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Buenos Aires

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Buenos Aires according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London Heathrow Airport to Buenos Aires (LHR to BUE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Buenos Aires

Best Price Found

$714

Fastest flight time

16h 10m

Direct flights

None

Airports in Buenos Aires

2 airports
The best one-way flight to Buenos Aires from London Heathrow Airport in the past 72 hours is $714. The best round-trip flight deal from London Heathrow Airport to Buenos Aires found on momondo in the last 72 hours is $829.
The fastest flight from London Heathrow Airport to Buenos Aires takes 16h 10m
There are no direct flights from London Heathrow Airport to Buenos Aires. Popular non-direct routes for this connection are London Heathrow Airport - Buenos Aires Jorge Newbery Airport and London Heathrow Airport - Buenos Aires Ministro Pistarini Airport.
There are 2 airports near Buenos Aires: Buenos Aires Ministro Pistarini (EZE), Buenos Aires Jorge Newbery (AEP)

  • How far is London Heathrow to Buenos Aires by plane?

    The distance between London Heathrow and Buenos Aires is about 6898.3 mi. By plane, this route typically takes 16h 10m.

  • When did momondo last update prices for flights from London Heathrow Airport to Buenos Aires?

    Prices for flights from London Heathrow Airport to Buenos Aires are updated daily.

  • How many operators does momondo search for flights from London Heathrow Airport to Buenos Aires?

  • How old do you have to be to fly from London Heathrow Airport to Buenos Aires?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Buenos Aires.

  • What documentation or ID do you need to fly to Buenos Aires?

    The required travel and health documents for your Buenos Aires trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Buenos Aires. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from London Heathrow Airport to Buenos Aires?

  • What is the most popular airline from London Heathrow Airport to Buenos Aires?


Best airlines flying from London Heathrow Airport to Buenos Aires

Compare and see reviews for airlines that fly from London Heathrow Airport to Buenos Aires with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $1,006Free CancellationRating
6.6
6,831 reviews
Search British Airways flights
  • British Airways Flights From London Heathrow Airport to Buenos Aires

    British Airways operates around 6 flights from London Heathrow Airport to Buenos Aires every week. The average price of these flights found in the last 72 hours has been $1,412, but momondo users have found British Airways deals from London Heathrow Airport to Buenos Aires from as low as $1,006 round-trip. British Airways has been scored 6.6/10 in 6,831 reviews.


Why use momondo?

Why should I use momondo to find a flight deal from London to Buenos Aires?

Finding the right flight to Buenos Aires from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Buenos Aires quick and easy, saving you time and money.

Can I find flights from London to Buenos Aires with flexible booking policies on momondo?

Yes. All flights to Buenos Aires from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to Buenos Aires?

Once all potential London to Buenos Aires flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from London to Buenos Aires right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to Buenos Aires flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires