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Cheap flights from London Heathrow Airport to Buenos Aires from £465

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 1/2. 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 return flights

These are some of the best return 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 stopovers.

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.
20:25 - 20:25LHR-EZE
27h 00m2 stops
22:45 - 21:25EZE-LHR
19h 40m1 stop
Thu, 20 Mar - Mon, 24 Mar
20:25 - 20:25LHR-EZE
27h 00m2 stops
22:45 - 20:50EZE-LHR
19h 05m2 stops
£673KLM
Find Deal
Thu, 20 Mar - Mon, 24 Mar
12:05 - 14:50LHR-EZE
30h 45m1 stop
16:35 - 09:35EZE-LHR
37h 00m1 stop
£701Lufthansa
Find Deal
Wed, 23 Apr - Wed, 21 May
12:05 - 14:50LHR-EZE
30h 45m1 stop
16:35 - 08:35EZE-LHR
36h 00m1 stop
£702Lufthansa
Find Deal
Wed, 23 Apr - Wed, 21 May
16:35 - 08:40LHR-EZE
19h 05m1 stop
13:45 - 08:25EZE-LHR
15h 40m1 stop
£757Iberia
Find Deal
Tue, 7 Jan - Thu, 20 Feb
07:25 - 21:00LHR-EZE
16h 35m1 stop
22:45 - 17:15EZE-LHR
15h 30m1 stop
£764Iberia
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Thu, 13 Mar - Wed, 19 Mar
17:05 - 10:50LHR-EZE
20h 45m1 stop
21:00 - 22:10EZE-LHR
22h 10m1 stop
£791British Airways
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Thu, 6 Mar - Thu, 20 Mar
17:05 - 11:05LHR-EZE
21h 00m1 stop
22:30 - 07:20EZE-LHR
29h 50m1 stop
£807British Airways
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Wed, 22 Jan - Wed, 29 Jan
17:25 - 14:40LHR-AEP
24h 15m2 stops
14:55 - 14:05AEP-LHR
20h 10m1 stop
£824LATAM Airlines
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Sun, 16 Mar - Sun, 23 Mar
18:45 - 14:40LHR-AEP
22h 55m2 stops
14:55 - 14:05AEP-LHR
20h 10m1 stop
£825LATAM Airlines
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Tue, 18 Mar - Sun, 23 Mar
19:40 - 08:40LHR-AEP
40h 00m3 stops
Sat, 1 Feb
20:50 - 17:20LHR-EZE
48h 30m1 stop
£480Vueling
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Thu, 10 Apr
19:35 - 20:25LHR-EZE
27h 50m1 stop
£534Air France
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Tue, 31 Dec
19:40 - 16:00LHR-AEP
23h 20m2 stops
£592LATAM Airlines
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Fri, 24 Jan
20:15 - 09:40LHR-AEP
16h 25m1 stop
£602LATAM Airlines
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Fri, 24 Jan
06:15 - 05:10LHR-EZE
26h 55m2 stops
£610Air France
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Wed, 2 Apr
19:40 - 08:40LHR-EZE
16h 00m1 stop
£635Iberia
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Mon, 27 Jan
20:50 - 17:55LHR-EZE
24h 05m1 stop
£640Iberia
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Mon, 20 Jan
22:10 - 11:50LHR-EZE
16h 40mdirect
£642British Airways
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Mon, 27 Jan
22:10 - 11:50LHR-EZE
16h 40m1 stop
£683British Airways
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Fri, 31 Jan
17:05 - 10:50LHR-EZE
20h 45m1 stop
23:55 - 06:50EZE-LHR
27h 55m1 stop
£899Finnair
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Sun, 24 Nov - Thu, 12 Dec
06:30 - 09:00LHR-EZE
29h 30m2 stops
20:55 - 07:05EZE-LHR
31h 10m2 stops
£919Delta
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Tue, 26 Nov - Tue, 3 Dec
12:35 - 06:50LHR-EZE
21h 15m1 stop
23:55 - 09:40EZE-LHR
30h 45m1 stop
£978British Airways
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Mon, 25 Nov - Mon, 9 Dec
18:45 - 16:00LHR-AEP
24h 15m2 stops
18:20 - 14:05AEP-LHR
16h 45m1 stop
£1,256LATAM Airlines
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Mon, 25 Nov - Mon, 9 Dec
20:15 - 14:00LHR-AEP
20h 45m1 stop
22:55 - 14:05AEP-LHR
36h 10m1 stop
£1,327LATAM Airlines
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Mon, 25 Nov - Mon, 9 Dec
08:10 - 17:25LHR-EZE
36h 15m1 stop
22:45 - 17:15EZE-LHR
15h 30m1 stop
£1,415Iberia
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Sat, 23 Nov - Sat, 30 Nov
18:45 - 17:25LHR-EZE
25h 40m1 stop
19:10 - 14:55EZE-LHR
16h 45m1 stop
£1,433Iberia
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Sat, 23 Nov - Mon, 23 Dec
18:00 - 09:20LHR-EZE
42h 20m2 stops
23:55 - 07:55EZE-LHR
29h 00m2 stops
£1,557Lufthansa
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Sat, 23 Nov - Mon, 23 Dec
13:50 - 07:55LHR-EZE
21h 05m2 stops
17:50 - 15:50EZE-LHR
19h 00m2 stops
£1,580Lufthansa
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Sun, 24 Nov - Thu, 12 Dec
09:15 - 17:25LHR-EZE
35h 10m1 stop
19:10 - 18:15EZE-LHR
20h 05m1 stop
£1,986British Airways
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Sun, 24 Nov - Sun, 1 Dec
22:10 - 11:50LHR-EZE
16h 40mdirect
13:35 - 08:35EZE-LHR
16h 00mdirect
£1,018British Airways
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Thu, 30 Jan - Thu, 27 Feb
22:10 - 11:50LHR-EZE
16h 40mdirect
13:35 - 08:35EZE-LHR
16h 00mdirect
£1,236British Airways
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Wed, 12 Mar - Tue, 18 Mar
22:10 - 11:50LHR-EZE
16h 40mdirect
13:35 - 08:35EZE-LHR
16h 00mdirect
£1,243British Airways
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Thu, 2 Jan - Thu, 30 Jan
22:10 - 11:50LHR-EZE
16h 40mdirect
13:35 - 08:35EZE-LHR
16h 00mdirect
£1,362British Airways
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Mon, 13 Jan - Thu, 20 Feb
22:10 - 11:50LHR-EZE
16h 40mdirect
13:35 - 08:35EZE-LHR
16h 00mdirect
£1,422British Airways
Find Deal
Mon, 20 Jan - Thu, 6 Feb
21:55 - 10:20LHR-EZE
16h 25mdirect
12:05 - 08:10EZE-LHR
16h 05mdirect
£1,432British Airways
Find Deal
Mon, 19 May - Mon, 26 May
22:10 - 11:50LHR-EZE
16h 40mdirect
13:35 - 08:35EZE-LHR
16h 00mdirect
£1,501British Airways
Find Deal
Wed, 11 Dec - Wed, 18 Dec
22:10 - 11:50LHR-EZE
16h 40mdirect
13:35 - 08:35EZE-LHR
16h 00mdirect
£1,549British Airways
Find Deal
Mon, 2 Dec - Tue, 10 Dec
22:10 - 11:50LHR-EZE
16h 40mdirect
13:35 - 08:35EZE-LHR
16h 00mdirect
£1,562British Airways
Find Deal
Fri, 21 Feb - Fri, 7 Mar
22:10 - 11:50LHR-EZE
16h 40mdirect
13:35 - 08:35EZE-LHR
16h 00mdirect
£1,573British Airways
Find Deal
Thu, 23 Jan - Sun, 23 Feb

KLM flights from London Heathrow Airport to Buenos Aires

Our best KLM deals on London Heathrow Airport to Buenos Aires flight tickets
KLM
20 Mar
LHR20:25London Heathrow
27h 00m
2 stops
EZE20:25Buenos Aires Ministro Pistarini
24 Mar
EZE22:45Buenos Aires Ministro Pistarini
19h 05m
2 stops
LHR20:50London Heathrow
KLM
3 Dec
LHR20:25London Heathrow
27h 00m
2 stops
EZE20:25Buenos Aires Ministro Pistarini
10 Dec
EZE16:25Buenos Aires Ministro Pistarini
20h 40m
1 stop
LHR16:05London Heathrow
KLM
2 Dec
LHR20:25London Heathrow
27h 00m
2 stops
EZE20:25Buenos Aires Ministro Pistarini
10 Dec
EZE16:25Buenos Aires Ministro Pistarini
18h 25m
1 stop
LHR13:50London Heathrow

Air Canada flights from London Heathrow Airport to Buenos Aires

Our best Air Canada deals on London Heathrow Airport to Buenos Aires flight tickets
Air Canada
23 Apr
LHR12:05London Heathrow
30h 45m
2 stops
EZE14:50Buenos Aires Ministro Pistarini
21 May
EZE16:35Buenos Aires Ministro Pistarini
36h 00m
2 stops
LHR08:35London Heathrow
Air Canada
11 Mar
LHR11:10London Heathrow
30h 15m
2 stops
EZE14:25Buenos Aires Ministro Pistarini
19 Mar
EZE16:00Buenos Aires Ministro Pistarini
35h 30m
2 stops
LHR06:30London Heathrow
Air Canada
23 Apr
LHR14:05London Heathrow
28h 45m
3 stops
EZE14:50Buenos Aires Ministro Pistarini
21 May
EZE16:35Buenos Aires Ministro Pistarini
36h 00m
2 stops
LHR08:35London 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?

In general, May is the cheapest month to fly from London Heathrow Airport to Buenos Aires. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £830. If you don’t want to visit Buenos Aires in May, then you should wait until January to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of £844.

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

The cheapest day to depart on your flight to Buenos Aires is on a Monday when prices can be found for as low as £880. This is often the case because there is less demand to fly during this day of the week. On the other hand, Friday is the most expensive day to depart from London Heathrow Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £981.

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 £872. Flights to Buenos Aires are more costly in the evening, with an average ticket price of £1,002. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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?

You are more likely to see cheaper flights to Buenos Aires from London Heathrow Airport when booking 40 days ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around £917 when searching 40 days out. In the past 72 hours, momondo users found flights from London Heathrow Airport to Buenos Aires for as low as £657.

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 26% 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 return 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

£465

Fastest flight time

16h 00m

Direct flights

Every day

Airports in Buenos Aires

2 airports
The best one-way flight to Buenos Aires from London Heathrow Airport in the past 72 hours is £465. The best return flight deal from London Heathrow Airport to Buenos Aires found on momondo in the last 72 hours is £656.
The fastest flight from London Heathrow Airport to Buenos Aires takes 16h 00m
Direct flights go from London Heathrow Airport to Buenos Aires every day.
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?

    Buenos Aires is 6898.3 mi away from London Heathrow. In terms of flight time, this usually takes a little over 16h 25m.

  • 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?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Buenos Aires.

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

    The travel and health documents you'll need for your trip to Buenos Aires may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buenos Aires. It is always advisable to seek advice from your airline or a trusted 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
Air FrancePriceFrom £611Free CancellationRating
7.4
1,528 reviews
Search Air France flights
Air CanadaPriceFrom £685Free CancellationRating
7.0
8,254 reviews
Search Air Canada flights
Turkish AirlinesPriceFrom £691Free CancellationRating
7.4
3,921 reviews
Search Turkish Airlines flights
IberiaPriceFrom £730Free CancellationRating
7.0
2,665 reviews
Search Iberia flights
FinnairPriceFrom £745Free CancellationRating
7.7
1,299 reviews
Search Finnair flights
LufthansaPriceFrom £757Free CancellationRating
6.8
7,146 reviews
Search Lufthansa flights
British AirwaysPriceFrom £785Free CancellationRating
6.6
6,831 reviews
Search British Airways flights
KLMPriceFrom £836Free CancellationRating
7.8
1,346 reviews
Search KLM flights
LATAM AirlinesPriceFrom £928Free CancellationRating
7.5
1,929 reviews
Search LATAM Airlines flights
  • British Airways Flights From London Heathrow Airport to Buenos Aires

    British Airways flies from London Heathrow Airport to Buenos Aires around 6 times per week, with 6,831 momondo users rating the airline 6.6/10. The cheapest British Airways deal from London Heathrow Airport to Buenos Aires in the last 72 hours was £992 (round-trip), much lower than the average airfare cost of £1,261 for British Airways flights on this route.


Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Buenos Aires . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Buenos Aires from London with this policy.

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?

Of course. momondo tracks the price of London to Buenos Aires flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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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