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Cheap flights from London Heathrow Airport to Buenos Aires from $556

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 3/19. 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.
6:30 pm - 7:55 amLHR-EZE
16h 25m1 stop
2:40 pm - 1:00 pmEZE-LHR
19h 20m2 stops
Mon, Jan 6 - Wed, Feb 5
7:40 pm - 5:25 pmLHR-EZE
24h 45m1 stop
10:45 pm - 6:50 pmEZE-LHR
17h 05m1 stop
$994Iberia
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Tue, Jan 7 - Wed, Feb 5
6:30 pm - 7:55 amLHR-EZE
16h 25m1 stop
5:50 pm - 12:45 pmEZE-LHR
15h 55m1 stop
$1,026Lufthansa
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Mon, Jan 6 - Mon, Feb 3
8:25 pm - 8:25 pmLHR-EZE
27h 00m2 stops
10:45 pm - 8:50 pmEZE-LHR
19h 05m2 stops
$1,041KLM
Find Deal
Sun, Mar 16 - Mon, Mar 24
10:10 pm - 11:50 amLHR-EZE
16h 40m1 stop
1:35 pm - 8:35 amEZE-LHR
16h 00m1 stop
$1,045British Airways
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Sun, Mar 9 - Fri, Mar 21
8:25 pm - 8:25 pmLHR-EZE
27h 00m2 stops
4:25 pm - 5:00 pmEZE-LHR
21h 35m1 stop
$1,046KLM
Find Deal
Wed, Nov 27 - Mon, Dec 2
10:10 pm - 11:50 amLHR-EZE
16h 40m1 stop
1:35 pm - 8:35 amEZE-LHR
16h 00m1 stop
$1,058British Airways
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Sun, Mar 9 - Sat, Mar 22
2:30 pm - 9:00 amLHR-EZE
21h 30m1 stop
9:00 pm - 8:00 pmEZE-LHR
20h 00m1 stop
$1,071American Airlines
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Tue, Dec 3 - Wed, Dec 11
3:35 pm - 10:50 amLHR-EZE
22h 15m1 stop
9:30 pm - 9:40 pmEZE-LHR
20h 10m1 stop
$1,082American Airlines
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Sun, Mar 2 - Mon, Mar 31
4:30 pm - 7:55 amLHR-EZE
18h 25m1 stop
5:50 pm - 12:45 pmEZE-LHR
15h 55m1 stop
$1,110Lufthansa
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Sun, Jan 12 - Thu, Feb 13
8:50 pm - 5:55 pmLHR-EZE
24h 05m1 stop
Wed, Mar 19
7:45 pm - 10:25 pmLHR-EZE
53h 40m3 stops
Tue, Dec 10
6:20 am - 4:10 amLHR-EZE
24h 50m1 stop
Sun, Feb 9
9:20 am - 9:20 amLHR-EZE
27h 00m1 stop
$727United Airlines
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Fri, Nov 15
11:35 am - 7:20 amLHR-EZE
46h 45m2 stops
$728United Airlines
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Sat, Nov 16
7:35 pm - 8:25 pmLHR-EZE
27h 50m1 stop
$796Air France
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Mon, Jan 6
8:15 pm - 6:10 pmLHR-EZE
24h 55m2 stops
$839LATAM Airlines
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Fri, Feb 7
8:15 pm - 12:00 pmLHR-AEP
18h 45m1 stop
$841LATAM Airlines
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Mon, Jan 6
10:10 pm - 11:50 amLHR-EZE
16h 40m1 stop
$881British Airways
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Sun, Jan 5
10:10 pm - 11:50 amLHR-EZE
16h 40m1 stop
$966British Airways
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Tue, Feb 4
8:40 am - 9:00 amLHR-EZE
27h 20m2 stops
10:25 pm - 7:55 amEZE-LHR
30h 30m2 stops
$1,172Delta
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Tue, Nov 5 - Tue, Nov 19
12:30 pm - 9:00 amLHR-EZE
23h 30m1 stop
8:55 pm - 11:40 amEZE-LHR
35h 45m1 stop
$1,174Delta
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Sat, Nov 9 - Thu, Dec 5
10:50 am - 9:00 amLHR-EZE
25h 10m1 stop
10:25 pm - 6:25 amEZE-LHR
29h 00m1 stop
$1,176Delta
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Tue, Nov 5 - Tue, Nov 19
2:30 pm - 9:00 amLHR-EZE
21h 30m1 stop
10:25 pm - 6:25 amEZE-LHR
29h 00m1 stop
$1,177Delta
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Tue, Nov 5 - Fri, Nov 15
6:30 am - 9:00 amLHR-EZE
29h 30m2 stops
10:25 pm - 7:55 amEZE-LHR
30h 30m2 stops
$1,366Delta
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Sat, Nov 9 - Sat, Nov 16
8:05 pm - 12:00 pmLHR-AEP
42h 55m2 stops
12:55 pm - 4:20 pmAEP-LHR
24h 25m2 stops
$1,473SWISS
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Sat, Nov 9 - Sat, Nov 16
5:45 pm - 10:25 pmLHR-EZE
31h 40m2 stops
11:55 pm - 2:15 pmEZE-LHR
35h 20m2 stops
$1,502Turkish Airlines
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Sat, Nov 9 - Tue, Dec 3
5:45 pm - 10:25 pmLHR-EZE
31h 40m2 stops
11:55 pm - 4:05 pmEZE-LHR
37h 10m2 stops
$1,515Turkish Airlines
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Sat, Nov 9 - Mon, Dec 2
2:25 pm - 12:00 pmLHR-AEP
24h 35m3 stops
12:55 pm - 1:00 pmAEP-LHR
21h 05m2 stops
$2,020SWISS
Find Deal
Sat, Nov 9 - Sat, Nov 16
6:20 am - 8:25 pmLHR-EZE
17h 05m1 stop
10:45 pm - 8:50 pmEZE-LHR
19h 05m2 stops
$5,880
Find Deal
Tue, Nov 5 - Tue, Nov 5

Delta flights from London Heathrow Airport to Buenos Aires

Our best Delta deals on London Heathrow Airport to Buenos Aires flight tickets
Delta
Nov 5
LHR6:30 amLondon Heathrow
29h 30m
2 stops
EZE9:00 amBuenos Aires Ministro Pistarini
Nov 15
EZE10:25 pmBuenos Aires Ministro Pistarini
29h 00m
1 stop
LHR6:25 amLondon Heathrow
Delta
Nov 9
LHR12:30 pmLondon Heathrow
23h 30m
1 stop
EZE9:00 amBuenos Aires Ministro Pistarini
Dec 5
EZE8:55 pmBuenos Aires Ministro Pistarini
35h 45m
1 stop
LHR11:40 amLondon Heathrow
Delta
Nov 19
LHR8:50 amLondon Heathrow
27h 55m
2 stops
EZE9:45 amBuenos Aires Ministro Pistarini
Mar 19
EZE8:55 pmBuenos Aires Ministro Pistarini
30h 30m
2 stops
LHR6:25 amLondon Heathrow

Lufthansa flights from London Heathrow Airport to Buenos Aires

Our best Lufthansa deals on London Heathrow Airport to Buenos Aires flight tickets
Lufthansa
Jan 6
LHR6:30 pmLondon Heathrow
16h 25m
1 stop
EZE7:55 amBuenos Aires Ministro Pistarini
Feb 3
EZE5:50 pmBuenos Aires Ministro Pistarini
15h 55m
1 stop
LHR12:45 pmLondon Heathrow
Lufthansa
Jan 12
LHR4:30 pmLondon Heathrow
18h 25m
1 stop
EZE7:55 amBuenos Aires Ministro Pistarini
Feb 13
EZE5:50 pmBuenos Aires Ministro Pistarini
15h 55m
1 stop
LHR12:45 pmLondon Heathrow
Lufthansa
Jan 31
LHR6:30 pmLondon Heathrow
16h 25m
1 stop
EZE7:55 amBuenos Aires Ministro Pistarini
Feb 16
EZE5:50 pmBuenos Aires Ministro Pistarini
19h 55m
1 stop
LHR4:45 pmLondon Heathrow

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 from London Heathrow Airport to Buenos Aires?

April. The cheapest time of year to fly to Buenos Aires from London Heathrow Airport is April. Most expensive is December

What is the cheapest day to depart London Heathrow Airport for Buenos Aires?

Monday. The cheapest day of the week is typically Monday. The most expensive is typically Tuesday

When is the cheapest time to fly from London Heathrow Airport to Buenos Aires?

In the afternoon. London Heathrow Airport to Buenos Aires flights are approximately 38% more expensive in the morning than in the afternoon

What is the cheapest airline that flies to Buenos Aires from London Heathrow Airport?

British Airways. British Airways is the most popular carrier operating from London Heathrow Airport to Buenos Aires

How far in advance should you book London Heathrow Airport to Buenos Aires flights?

33 days before. The cheapest time to buy a flight from London Heathrow Airport to Buenos Aires is approximately 33 days to departure

How many flights depart from London Heathrow Airport to Buenos Aires on average per week?

As of November 2024, there are 6 flights per week flying from London Heathrow Airport to Buenos Aires. The most common day of the week flights depart is Sunday, with 17% of flights taking off on this day.

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

No. A direct flight is the cheapest option for a flight between London Heathrow Airport to Buenos Aires.

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 32% 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

$556

Fastest flight time

16h 10m

Direct flights

Fri

Airports in Buenos Aires

2 airports
The best one-way flight to Buenos Aires from London Heathrow Airport in the past 72 hours is $556. The best round-trip flight deal from London Heathrow Airport to Buenos Aires found on momondo in the last 72 hours is $980.
The fastest flight from London Heathrow Airport to Buenos Aires takes 16h 10m
Direct flights go from London Heathrow Airport to Buenos Aires on Friday. The only airline offering direct flights is British Airways.
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 $1,084Free CancellationRating
6.7
6,842 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 $1,433, but momondo users have found British Airways deals from London Heathrow Airport to Buenos Aires from as low as $1,084 round-trip. British Airways has been scored 6.7/10 in 6,842 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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Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

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