Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from London Heathrow Airport to Argentina from £418

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 Argentina departing on 6/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from London Heathrow Airport to Argentina

Cheap return flights

Avianca Logo
22:05 - 06:10LHR-COR
36h 05m1 stop
Avianca Logo
07:35 - 15:35COR-LHR
28h 00m1 stop
£679Avianca
Find Deal
Tue, 23 Sep - Tue, 30 Sep
Avianca Logo
22:05 - 06:10LHR-COR
36h 05m1 stop
Avianca Logo
07:35 - 15:35COR-LHR
28h 00m1 stop
£690Avianca
Find Deal
Tue, 16 Sep - Thu, 25 Sep
Avianca Logo
21:40 - 15:50LHR-EZE
21h 10m1 stop
Avianca Logo
16:55 - 14:35EZE-LHR
18h 40m1 stop
£720Avianca
Find Deal
Thu, 6 Nov - Sat, 15 Nov
Air France Logo
19:20 - 14:35LHR-EZE
22h 15m2 stops
Air France Logo
23:05 - 18:20EZE-LHR
16h 15m1 stop
£736Air France
Find Deal
Tue, 11 Nov - Mon, 17 Nov
Air France Logo
19:20 - 14:35LHR-EZE
22h 15m2 stops
Air France Logo
23:05 - 20:50EZE-LHR
18h 45m2 stops
£779Air France
Find Deal
Tue, 11 Nov - Mon, 17 Nov
LATAM Airlines Logo
18:45 - 16:00LHR-AEP
24h 15m2 stops
LATAM Airlines Logo
18:20 - 14:05AEP-LHR
16h 45m1 stop
£816LATAM Airlines
Find Deal
Wed, 19 Nov - Mon, 1 Dec
LATAM Airlines Logo
19:05 - 16:00LHR-AEP
23h 55m2 stops
LATAM Airlines Logo
18:20 - 14:05AEP-LHR
16h 45m1 stop
£821LATAM Airlines
Find Deal
Wed, 26 Nov - Sun, 7 Dec
British Airways Logo
21:00 - 05:40LHR-AEP
35h 40m2 stops
British Airways Logo
07:00 - 14:35AEP-LHR
28h 35m1 stop
£872British Airways
Find Deal
Fri, 6 Feb - Sat, 21 Feb
Iberia Logo
17:25 - 17:25LHR-COR
27h 00m2 stops
Iberia Logo
11:00 - 18:50COR-LHR
28h 50m2 stops
£1,041Iberia
Find Deal
Sat, 6 Dec - Sun, 25 Jan
Iberia Logo
11:25 - 17:25LHR-COR
33h 00m2 stops
Iberia Logo
11:00 - 08:25COR-LHR
42h 25m2 stops
£1,047Iberia
Find Deal
Wed, 26 Nov - Sun, 30 Nov

Avianca flights from London Heathrow Airport to Argentina

Our best Avianca deals on London Heathrow Airport to Argentina flight tickets
Avianca
23 Sept
LHR22:05London Heathrow
36h 05m
1 stop
COR06:10Cordoba Pajas Blancas
30 Sept
COR07:35Cordoba Pajas Blancas
28h 00m
1 stop
LHR15:35London Heathrow
£679
Find similar
Avianca
16 Sept
LHR22:05London Heathrow
36h 05m
1 stop
COR06:10Cordoba Pajas Blancas
25 Sept
COR07:35Cordoba Pajas Blancas
28h 00m
1 stop
LHR15:35London Heathrow
£690
Find similar
Avianca
6 Nov
LHR21:40London Heathrow
21h 10m
1 stop
EZE15:50Buenos Aires Ministro Pistarini
15 Nov
EZE16:55Buenos Aires Ministro Pistarini
18h 40m
1 stop
LHR14:35London Heathrow
£720
Find similar

United Airlines flights from London Heathrow Airport to Argentina

Our best United Airlines deals on London Heathrow Airport to Argentina flight tickets
United Airlines
21 Nov
LHR06:35London Heathrow
27h 45m
2 stops
EZE07:20Buenos Aires Ministro Pistarini
7 Dec
EZE23:55Buenos Aires Ministro Pistarini
28h 35m
1 stop
LHR07:30London Heathrow
£771
Find similar
United Airlines
4 Sept
LHR13:40London Heathrow
22h 20m
1 stop
EZE08:00Buenos Aires Ministro Pistarini
18 Sept
EZE21:00Buenos Aires Ministro Pistarini
30h 40m
1 stop
LHR07:40London Heathrow
£781
Find similar
United Airlines
5 Sept
LHR08:30London Heathrow
27h 30m
2 stops
EZE08:00Buenos Aires Ministro Pistarini
24 Sept
EZE21:00Buenos Aires Ministro Pistarini
30h 40m
1 stop
LHR07:40London Heathrow
£782
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Argentina that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 29 August 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Argentina that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonCordoba

LHR - COR

LHRCOR

London Heathrow

Tue 23/9

22:05-06:10

1 stop36h 05m

Cordoba Pajas Blancas

Tue 30/9

07:35-15:35

1 stop28h 00m

£679

LondonCordoba

LHR - COR

LHRCOR

London Heathrow

Tue 16/9

22:05-06:10

1 stop36h 05m

Cordoba Pajas Blancas

Thu 25/9

07:35-15:35

1 stop28h 00m

£690

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Thu 6/11

21:40-15:50

1 stop21h 10m

Buenos Aires Ministro Pistarini

Sat 15/11

16:55-14:35

1 stop18h 40m

£720

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Tue 11/11

19:20-14:35

2 stops22h 15m

Buenos Aires Ministro Pistarini

Mon 17/11

23:05-18:20

1 stop16h 15m

£736

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Tue 11/11

19:20-14:35

2 stops22h 15m

Buenos Aires Ministro Pistarini

Mon 17/11

23:05-20:50

2 stops18h 45m

£779

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Wed 19/11

18:45-16:00

2 stops24h 15m

Buenos Aires Jorge Newbery

Mon 1/12

18:20-14:05

1 stop16h 45m

£816

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Wed 26/11

19:05-16:00

2 stops23h 55m

Buenos Aires Jorge Newbery

Sun 7/12

18:20-14:05

1 stop16h 45m

£821

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Fri 6/2

21:00-05:40

2 stops35h 40m

Buenos Aires Jorge Newbery

Sat 21/2

07:00-14:35

1 stop28h 35m

£872

LondonCordoba

LHR - COR

LHRCOR

London Heathrow

Sat 6/12

17:25-17:25

2 stops27h 00m

Cordoba Pajas Blancas

Sun 25/1

11:00-18:50

2 stops28h 50m

£1,041

LondonCordoba

LHR - COR

LHRCOR

London Heathrow

Wed 26/11

11:25-17:25

2 stops33h 00m

Cordoba Pajas Blancas

Sun 30/11

11:00-08:25

2 stops42h 25m

£1,047

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Argentina from

How to get the cheapest flight ticket from London Heathrow Airport to Argentina

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 Argentina?

The month of January is, on average, the cheapest month to fly to Argentina from London Heathrow Airport, with most prices found around £850. If you aren’t able to travel to Argentina during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of £857.

What is the cheapest day to depart on your flight to Argentina?

The cheapest day to depart on your flight to Argentina is on a Wednesday when prices can be found for as low as £978. 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 £1,123.

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

According to our data, the cheapest time of day to fly to Argentina is in the morning. momondo users have found flights departing from London Heathrow Airport to Argentina in the morning for as low as £830. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Argentina are more costly in the evening, with an average ticket price of £1,047. 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 Argentina flight route?

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

How far in advance should I book a flight to Argentina?

You are more likely to see cheaper flights to Argentina from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Argentina for around £1,003 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Argentina from London Heathrow Airport for as low as £855 on momondo.

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

There are 2 cabin classes available to choose from on London Heathrow to Argentina 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 Argentina flights?

You could potentially save up to 35% on your flight if you consider stops on a London Heathrow Airport to Argentina flight.

Cheap London Heathrow Airport to Argentina flight deals and tips

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

Best price found

£1,192

Fastest flight time

16h 25m

Direct flights

Every day

Airports in Argentina

1 airport
The best flight deal from London Heathrow Airport to Argentina found on momondo in the last 72 hours is £1,192
The fastest flight from London Heathrow Airport to Argentina takes 16h 25m
Direct flights go from London Heathrow Airport to Argentina every day.
There is 1 airport near Argentina: Buenos Aires Ministro Pistarini (EZE)
Search flight deals

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

    Prices for flights from London Heathrow Airport to Argentina refresh daily.

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

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

    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 Argentina.

  • What documentation or ID do you need to fly to Argentina?

    The travel and health documents you'll need for your trip to Argentina 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 Argentina. 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 Argentina?

Best airlines flying from London Heathrow Airport to Argentina

Compare and see reviews for airlines that fly from London Heathrow Airport to Argentina with momondo
Airline
Rating
Free Cancellation
Price
Air FrancePriceFrom £443Free CancellationRating
7.4
1,472 reviews
Search Air France flights
Air CanadaPriceFrom £640Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
IberiaPriceFrom £706Free CancellationRating
7.0
2,894 reviews
Search Iberia flights
FinnairPriceFrom £733Free CancellationRating
7.6
1,321 reviews
Search Finnair flights
British AirwaysPriceFrom £769Free CancellationRating
6.7
7,316 reviews
Search British Airways flights
LufthansaPriceFrom £816Free CancellationRating
6.8
7,371 reviews
Search Lufthansa flights
LATAM AirlinesPriceFrom £832Free CancellationRating
7.5
1,843 reviews
Search LATAM Airlines flights

Why use momondo?

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

Finding the right flight to Argentina 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 Argentina quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Argentina from London which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from London to Argentina?

Once all potential London to Argentina 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 Argentina right now. Can momondo alert me if prices change?

Price alerts on flights to Argentina from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Argentina trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 3/9
Wed 10/9
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Argentina

Popular Cities in Argentina

Popular flights according to clicks in the last 7 days on momondo
Flights to Buenos Airesfrom £696
Flights to Mendozafrom £897
Flights to San Carlos de Barilochefrom £1,024
Flights to Cordobafrom £801
Flights to Ushuaiafrom £1,361