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Cheap flights from London 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 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 to Buenos Aires

Cheap round-trip flights

These are some of the best round-trip flight deals from London 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 to Buenos Aires.

Cheap last minute flights

Planning a quick getaway from London 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 to Buenos Aires

Find recent round-trip train or bus tickets from London 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
Find Deal
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
Find Deal
Mon, Jan 6 - Mon, Feb 3
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
10:10 pm - 11:50 amLHR-EZE
16h 40m1 stop
1:35 pm - 8:35 amEZE-LHR
16h 00m1 stop
$1,058British Airways
Find Deal
Sun, Mar 9 - Sat, Mar 22
5:25 pm - 8:50 amLGW-EZE
18h 25m1 stop
1:15 pm - 9:00 amEZE-LGW
16h 45m1 stop
$1,065Air Europa
Find Deal
Thu, Jan 23 - Thu, Feb 6
5:25 pm - 8:50 amLGW-EZE
18h 25m1 stop
1:15 pm - 9:00 amEZE-LGW
16h 45m1 stop
$1,066Air Europa
Find Deal
Tue, Jan 21 - Sun, Feb 9
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
10:00 am - 8:50 amLGW-EZE
25h 50m1 stop
$691Air Europa
Find Deal
Sun, Jan 12
5:25 pm - 8:50 amLGW-EZE
18h 25m1 stop
$795Air Europa
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Thu, Jan 2
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
6:15 pm - 7:55 amLCY-EZE
16h 40m1 stop
$4,641Lufthansa
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Fri, Dec 20
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
Find Deal
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
8:05 pm - 12:00 pmLHR-AEP
42h 55m2 stops
12:55 pm - 4:20 pmAEP-LHR
24h 25m2 stops
$1,473SWISS
Find Deal
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
6:15 pm - 7:55 amLCY-EZE
16h 40m1 stop
5:50 pm - 5:40 pmEZE-LCY
20h 50m1 stop
$1,575Lufthansa
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Tue, Nov 5 - Tue, Nov 19
10:00 am - 7:55 amLCY-EZE
24h 55m1 stop
5:50 pm - 4:40 pmEZE-LCY
19h 50m1 stop
$1,963Lufthansa
Find Deal
Thu, Nov 7 - Mon, Nov 18
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
6:10 pm - 7:00 amLCY-EZE
15h 50m1 stop
4:25 pm - 6:25 pmEZE-LCY
23h 00m1 stop
$2,851KLM
Find Deal
Fri, Nov 8 - Sun, Nov 17

KLM flights from London to Buenos Aires

Our best KLM deals on London to Buenos Aires flight tickets
KLM
Mar 16
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
Nov 27
LHR8:25 pmLondon Heathrow
27h 00m
2 stops
EZE8:25 pmBuenos Aires Ministro Pistarini
Dec 2
EZE4:25 pmBuenos Aires Ministro Pistarini
21h 35m
1 stop
LHR5:00 pmLondon Heathrow
KLM
Nov 13
LHR8:25 pmLondon Heathrow
27h 00m
2 stops
EZE8:25 pmBuenos Aires Ministro Pistarini
Dec 3
EZE10:45 pmBuenos Aires Ministro Pistarini
19h 05m
2 stops
LHR8:50 pmLondon Heathrow

Iberia flights from London to Buenos Aires

Our best Iberia deals on London to Buenos Aires flight tickets
Iberia
Jan 7
LHR7:40 pmLondon Heathrow
24h 45m
1 stop
EZE5:25 pmBuenos Aires Ministro Pistarini
Feb 5
EZE10:45 pmBuenos Aires Ministro Pistarini
17h 05m
1 stop
LHR6:50 pmLondon Heathrow
Iberia
Dec 2
LGW7:35 pmLondon Gatwick
16h 05m
1 stop
EZE8:40 amBuenos Aires Ministro Pistarini
Dec 9
EZE10:35 pmBuenos Aires Ministro Pistarini
17h 15m
1 stop
LGW6:50 pmLondon Gatwick
Iberia
Dec 11
LGW7:35 pmLondon Gatwick
16h 05m
1 stop
EZE8:40 amBuenos Aires Ministro Pistarini
Dec 24
EZE10:35 pmBuenos Aires Ministro Pistarini
17h 15m
1 stop
LGW6:50 pmLondon Gatwick

How to get the cheapest flight ticket from London 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 typical price of a round-trip flight between London and Buenos Aires?

What is the cheapest month to fly from London to Buenos Aires?

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

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

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

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

In the afternoon. London to Buenos Aires flights are approximately 18% more expensive at noon than in the afternoon

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

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

What is the cheapest London to Buenos Aires flight route?

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

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

40 days before. The cheapest time to buy a flight from London to Buenos Aires is approximately 40 days to departure

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

6 flights are operational weekly from London to Buenos Aires as of November 2024. The most popular departure day for this route is Sunday, with 17% of flights per week taking off on this day.

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

You could potentially save up to 1% on your flight if you consider stops on a London to Buenos Aires flight.

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

As of November 2024, prices for London to Buenos Aires flights are approximately 4% cheaper when compared to flights at the same time last year.

When to book flights from London to Buenos Aires

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

Cheap London to Buenos Aires (LON to BUE) flight deals and tips

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

Best Price Found

$556

Fastest flight time

15h 50m

Direct flights

Fri

Airports in Buenos Aires

2 airports
The best one-way flight to Buenos Aires from London in the past 72 hours is $556. The best round-trip flight deal from London to Buenos Aires found on momondo in the last 72 hours is $980.
The fastest flight from London to Buenos Aires takes 15h 50m
Direct flights go from London 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 to Buenos Aires by plane?

    Buenos Aires is 6909.8 mi away from London. A reasonable flight in good conditions will take 15h 50m.

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

    Prices for flights from London to Buenos Aires refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Buenos Aires.

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

    The travel and health documents required for your trip to Buenos Aires 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 Buenos Aires. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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


Best airlines flying from London to Buenos Aires

Compare and see reviews for airlines that fly from London 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 to Buenos Aires

    Across 6 British Airways flights from London to Buenos Aires this week, the average price was $1,433, with the best British Airways deals starting from $1,084 round-trip. 6,842 users have rated British Airways on momondo, with an average score of 6.7/10.


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?

All flight searches from London to Buenos Aires on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Buenos Aires.

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

If you are simply researching potential flights to Buenos Aires, momondo offers a useful price alert feature which will track prices for flights to Buenos Aires from London and alert you when they change.


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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