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Cheap flights from London Heathrow Airport to Argentina from £473

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — EZE
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Heathrow to Argentina

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Argentina
Explore the most affordable flight options available from Heathrow to Argentina. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 November 2025.

Tue 18/1121:40LHR - EZE
1 stop35h 10mAvianca
Tue 16/1216:55EZE - LHR
1 stop18h 40mAvianca
Deal found 6/11£825
Mon 17/1121:40LHR - EZE
1 stop35h 10mAvianca
Sat 29/1101:40EZE - LHR
1 stop33h 55mAvianca
Deal found 6/11£827
Thu 4/1219:05LHR - EZE
1 stop25h 20mIberia
Thu 11/1222:45EZE - LHR
1 stop17h 05mIberia
Deal found 6/11£828
Fri 21/1121:40LHR - EZE
1 stop21h 10mAvianca
Mon 1/1216:55EZE - LHR
1 stop18h 40mAvianca
Deal found 5/11£832
Fri 21/1121:40LHR - EZE
1 stop21h 10mAvianca
Sat 29/1101:40EZE - LHR
1 stop33h 55mAvianca
Deal found 5/11£834
Fri 21/1121:40LHR - EZE
1 stop21h 10mAvianca
Thu 4/1201:40EZE - LHR
1 stop33h 55mAvianca
Deal found 5/11£835
Sat 22/1116:20LHR - EZE
2 stops42h 00mUnited Airlines
Sat 6/1222:05EZE - LHR
2 stops28h 50mUnited Airlines
Deal found 6/11£837
Tue 2/1210:00LHR - EZE
1 stop24h 20mUnited Airlines
Thu 5/223:55EZE - LHR
1 stop28h 35mUnited Airlines
Deal found 7/11£841
Tue 18/1121:40LHR - AEP
1 stop35h 00mAvianca
Tue 9/1207:00AEP - LHR
1 stop28h 35mAvianca
Deal found 5/11£849
Tue 18/1121:40LHR - AEP
1 stop35h 00mAvianca
Sat 6/1207:00AEP - LHR
1 stop28h 35mAvianca
Deal found 5/11£852
Thu 4/1219:05LHR - EZE
1 stop25h 20mBritish Airways
Tue 9/1214:20EZE - LHR
1 stop15h 05mBritish Airways
Deal found 6/11£857
Tue 11/1121:40LHR - COR
1 stop35h 40mAvianca
Tue 25/1107:25COR - LHR
1 stop28h 10mAvianca
Deal found 5/11£887

Cheap flight deals from Heathrow to Argentina

Keep the following information in mind while searching for Heathrow to Argentina flight deals. Data was last updated 7 November 2025.

Round-trip from

£786

One-way from

£477

Popular in

December

Cheapest in

September

Average price

£908

Good round-trip deal

£1,111 or less

Good one-way deal

£800 or less
5/5-19/5
  • 5/5-19/5
  • 3 total stops
  • 60h 30m total
  • London to Argentina
Search Deals
25/1
  • 25/1
  • 3 total stops
  • 53h 45m total
  • London to Argentina
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£45 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£23 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from London Heathrow to Argentina.
Search Deals
Price to beat on a one-way flight from London Heathrow to Argentina.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow 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, Cheapflights users made 858,174 searches. Data last updated 7 November 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Argentina that are best for you.

Fly from

Heathrow

Fly to

Argentina

Route

Depart

Return

Price

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Mon 9/3

06:35-22:25

2 stops42h 50m

Buenos Aires Ministro Pistarini

Sun 29/3

23:55-15:20

2 stops35h 25m

£826

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Fri 10/4

22:05-05:40

1 stop35h 35m

Buenos Aires Jorge Newbery

Thu 16/4

07:00-15:35

1 stop28h 35m

£830

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Fri 10/4

22:05-05:40

1 stop35h 35m

Buenos Aires Jorge Newbery

Wed 15/4

07:00-15:35

1 stop28h 35m

£830

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Fri 10/4

22:05-05:40

1 stop35h 35m

Buenos Aires Jorge Newbery

Tue 14/4

07:00-15:35

1 stop28h 35m

£830

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Wed 21/1

12:05-09:20

1 stop24h 15m

Buenos Aires Ministro Pistarini

Thu 5/2

23:55-07:30

1 stop28h 35m

£841

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Thu 22/1

12:05-07:20

1 stop22h 15m

Buenos Aires Ministro Pistarini

Thu 5/2

23:55-07:30

1 stop28h 35m

£841

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Sat 6/12

18:45-17:55

1 stop26h 10m

Buenos Aires Ministro Pistarini

Sat 20/12

14:20-14:55

1 stop21h 35m

£862

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Sat 11/4

22:05-00:10

1 stop30h 05m

Buenos Aires Ministro Pistarini

Tue 14/4

16:45-15:35

1 stop18h 50m

£876

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Wed 8/4

22:05-15:20

1 stop21h 15m

Buenos Aires Ministro Pistarini

Wed 15/4

06:50-15:35

1 stop28h 45m

£876

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Wed 28/1

15:45-11:45

2 stops23h 00m

Buenos Aires Jorge Newbery

Sun 8/2

14:55-14:05

1 stop20h 10m

£883

Flights are sorted by cheapest return flights first.

Deals found on 6/11

Showing 1-10 of 56 results
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Best time to book a flight from Heathrow to Argentina

Have a flexible travel schedule? Discover the best time to fly to Argentina from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Argentina

What is the cheapest month to book a flight from London Heathrow Airport to Argentina?

Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Argentina (average of £590). Flying from London Heathrow Airport to Argentina in July is currently the most expensive (average of £912). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LHR to AR?

Find hourly flight availability from Heathrow to Argentina. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 November 2025.

It’s optimal to fly from London Heathrow Airport to Argentina at midday. By choosing this option you can save up to 9% on the cost of your flight, compared to a flight in the evening.

Weekly flight availability from London Heathrow Airport to Argentina

Explore weekly flight availability from Heathrow to Argentina. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 7 November 2025.

The most flights from LHR to AR0 are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Reviews of airlines servicing Argentina

Get insights into the airlines that provide service to Argentina. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Argentina. Reviews last updated 7 November 2025.
Read through reviews of airlines operating flights from London Heathrow Airport to Argentina, such as LATAM Airlines, Iberia, andLufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
LATAM Airlines
7.5
Good
1,872 reviews
Check prices

Entertainment

7.0

Food

6.7

Boarding

7.6

Overall

7.5

Crew

8.0

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!
LATAM Airlines
7.5
Good
1,872 reviews
LATAM Airlines
7.5
Good
1,872 reviews
Check prices

Entertainment

7.0

Food

6.7

Boarding

7.6

Overall

7.5

Crew

8.0

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!
Iberia
7.0
Good
3,007 reviews
LATAM Airlines
7.5
Good
1,872 reviews
Check prices

Entertainment

7.0

Food

6.7

Boarding

7.6

Overall

7.5

Crew

8.0

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!
Lufthansa
6.8
Okay
7,558 reviews
LATAM Airlines
7.5
Good
1,872 reviews
Check prices

Entertainment

7.0

Food

6.7

Boarding

7.6

Overall

7.5

Crew

8.0

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!
British Airways
6.7
Okay
7,501 reviews
LATAM Airlines
7.5
Good
1,872 reviews
Check prices

Entertainment

7.0

Food

6.7

Boarding

7.6

Overall

7.5

Crew

8.0

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!
Avianca
6.6
Okay
2,468 reviews
LATAM Airlines
7.5
Good
1,872 reviews
Check prices

Entertainment

7.0

Food

6.7

Boarding

7.6

Overall

7.5

Crew

8.0

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Argentina. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London Heathrow Airport to Argentina?

    A quick flight from London Heathrow Airport to Argentina can take about 24h 15m. Turkish Airlines provides one of the quickest options available for as low as £841. Airlines will cover a distance of 6915 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from London Heathrow Airport to Argentina?

    The most popular route from London Heathrow Airport to Argentina is London Heathrow - Buenos Aires Ministro Pistarini. You may also consider London Heathrow - Buenos Aires Jorge Newbery or London Heathrow - Cordoba Pajas Blancas.

  • What are the cheapest flights from London Heathrow Airport to Argentina?

    While on average a flight from London Heathrow Airport to Argentina is generally £1,028, our data shows the cheapest flight currently is £752. When looking at the most popular route, (London Heathrow - Buenos Aires Ministro Pistarini), you can expect to pay £702 for that flight.

  • Can I find deals for flights from Heathrow to Argentina that include hotel bookings?

    Yes. In addition to deals on Heathrow to Argentina flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Argentina?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Argentina.

  • Can I find deals for business class flights from Heathrow to Argentina?

    Yes. Cheapflights offers flight deals from Heathrow to Argentina by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London Heathrow Airport to Argentina?

    Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Argentina (average of £590). Flying from London Heathrow Airport to Argentina in July is currently the most expensive (average of £912). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Heathrow to Argentina

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Guarulhos Intl flights
Heathrow to Rio de Janeiro–Galeão Intl flights
London City to Guarulhos Intl flights
Heathrow to Ministro Pistarini flights
Gatwick to Guarulhos Intl flights
Heathrow to Santos Dumont flights
Heathrow to Viracopos flights
London City to Rio de Janeiro–Galeão Intl flights
Gatwick to Rio de Janeiro–Galeão Intl flights
Heathrow to Jorge Newbery flights
Heathrow to Bogotá flights
Heathrow to Lima flights
Stansted to Guarulhos Intl flights
Gatwick to Santos Dumont flights
Gatwick to Viracopos flights
Heathrow to Santiago flights
London City to Ministro Pistarini flights
Gatwick to Ministro Pistarini flights
Gatwick to Lima flights
Heathrow to Congonhas flights
Stansted to Rio de Janeiro–Galeão Intl flights
Gatwick to Bogotá flights
Luton to Guarulhos Intl flights
London City to Lima flights
Heathrow to Jose Maria Cordova Intl flights
London City to Bogotá flights
Stansted to Bogotá flights
Gatwick to Santiago flights
Heathrow to Quito flights
London City to Santiago flights
Gatwick to Quito flights
Luton to Ministro Pistarini flights
Heathrow to Cali flights
Luton to Bogotá flights
Luton to Lima flights
Stansted to Lima flights
London City to Quito flights
Gatwick to Jose Maria Cordova Intl flights
Heathrow to Recife flights
London City to Recife flights
Heathrow to Florianopolis flights
Gatwick to Recife flights
London City to Jose Maria Cordova Intl flights

Top 9 airlines flying from Heathrow to Argentina

Discover the top 9 airlines that operate flights from Heathrow to Argentina. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 7 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£458Average£1,239FlexibilityNo cancel feeOn-time77%
Search Air France flights
AviancaCheapest£718Average£817FlexibilityNo cancel feeOn-time71%
Search Avianca flights
IberiaCheapest£742Average£1,061FlexibilityNo cancel feeOn-time77%
Search Iberia flights
FinnairCheapest£755Average£1,108FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest£820Average£1,108FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£842Average£1,256FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
LATAM AirlinesCheapest£894Average£1,110FlexibilityNo cancel feeOn-time81%
Search LATAM Airlines flights
American AirlinesCheapest£898Average£1,006FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
KLMCheapest£1,049Average£1,400FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Argentina?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Argentina. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Argentina?

Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Argentina for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Heathrow to Argentina with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Argentina flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Heathrow to Argentina become cheaper?

Yes! Start tracking prices for Heathrow to Argentina flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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