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Cheap flights from London Heathrow Airport to Argentina from £461

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — EZE
18 Jun — 25 Jun1
1 adult

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 13 June 2025.

Round-trip from

£782

One-way from

£461

Popular in

December

Cheapest in

November

Average price

£858

Good round-trip deal

£945 or less

Good one-way deal

£760 or less
Air Canada
  • Air Canada
  • 9/12-13/1
  • 5 total stops
  • 72h 50m total
  • London to Argentina
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10/9
  • 10/9
  • 3 total stops
  • 42h 10m total
  • London to Argentina
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£31 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
Search Deals
Price to beat on a round-trip flight from London Heathrow to Argentina.
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Price to beat on a one-way flight from London Heathrow to Argentina.
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Find flight deals from Heathrow to Argentina

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 13 June 2025.

Tue 9/1208:55LHR - EZE
3 stops33h 30mAir Canada
Tue 13/117:00EZE - LHR
2 stops39h 20mAir Canada
Deal found 12/6£782
Tue 16/918:45LHR - AEP
2 stops22h 15mMultiple Airlines
Tue 30/906:20AEP - LHR
2 stops32h 30mMultiple Airlines
Deal found 12/6£787
Sat 14/620:00LHR - EZE
1 stop24h 20mIberia
Sun 22/621:30EZE - LHR
1 stop37h 25mIberia
Deal found 12/6£792
Tue 28/1007:40LHR - EZE
3 stops33h 45mMultiple Airlines
Mon 10/1117:00EZE - LHR
2 stops39h 20mMultiple Airlines
Deal found 12/6£794
Sat 29/1106:00LHR - AEP
2 stops33h 00mSWISS
Sun 14/1214:55AEP - LHR
2 stops19h 05mSWISS
Deal found 11/6£807
Sun 16/1108:55LHR - EZE
2 stops42h 55mSWISS
Sun 23/1107:15EZE - LHR
2 stops26h 45mSWISS
Deal found 11/6£810
Wed 2/720:00LHR - EZE
1 stop24h 20mBritish Airways
Sun 6/713:00EZE - LHR
1 stop16h 30mBritish Airways
Deal found 12/6£820
Sat 25/1013:40LHR - EZE
1 stop22h 40mLufthansa
Sat 8/1123:55EZE - LHR
1 stop28h 35mLufthansa
Deal found 12/6£832
Sun 16/1118:00LHR - AEP
2 stops26h 10mAir Canada
Sun 23/1113:35AEP - LHR
2 stops37h 55mAir Canada
Deal found 11/6£842
Tue 24/606:15LHR - EZE
1 stop19h 30mAir France
Mon 30/623:55EZE - LHR
1 stop17h 30mAir France
Deal found 12/6£844
Tue 2/921:20LHR - AEP
1 stop18h 40mLATAM Airlines
Sat 11/1018:20AEP - LHR
1 stop16h 45mLATAM Airlines
Deal found 12/6£855
Thu 12/622:25LHR - EZE
2 stops28h 00mTurkish Airlines
Thu 19/623:55EZE - LHR
2 stops29h 55mTurkish Airlines
Deal found 11/6£855

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 13 June 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

Tue 9/12

08:55-15:25

3 stops33h 30m

Buenos Aires Ministro Pistarini

Tue 13/1

17:00-11:20

2 stops39h 20m

£782

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Tue 16/9

18:45-13:00

2 stops22h 15m

Buenos Aires Jorge Newbery

Tue 30/9

06:20-18:50

2 stops32h 30m

£787

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Tue 28/10

07:40-14:25

3 stops33h 45m

Buenos Aires Ministro Pistarini

Mon 10/11

17:00-11:20

2 stops39h 20m

£794

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Sat 29/11

06:00-12:00

2 stops33h 00m

Buenos Aires Jorge Newbery

Sun 14/12

14:55-13:00

2 stops19h 05m

£807

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Sun 16/11

08:55-00:50

2 stops42h 55m

Buenos Aires Ministro Pistarini

Sun 23/11

07:15-13:00

2 stops26h 45m

£810

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Wed 2/7

20:00-16:20

1 stop24h 20m

Buenos Aires Ministro Pistarini

Sun 6/7

13:00-09:30

1 stop16h 30m

£820

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Sat 25/10

13:40-08:20

1 stop22h 40m

Buenos Aires Ministro Pistarini

Sat 8/11

23:55-07:30

1 stop28h 35m

£832

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Sun 16/11

18:00-17:10

2 stops26h 10m

Buenos Aires Jorge Newbery

Sun 23/11

13:35-06:30

2 stops37h 55m

£842

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Tue 24/6

06:15-21:45

1 stop19h 30m

Buenos Aires Ministro Pistarini

Mon 30/6

23:55-21:25

1 stop17h 30m

£844

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Tue 2/9

21:20-12:00

1 stop18h 40m

Buenos Aires Jorge Newbery

Sat 11/10

18:20-15:05

1 stop16h 45m

£855

Flights are sorted by cheapest return flights first.

Deals found on 12/6

Showing 1-10 of 51 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, May is the cheapest month in which you can book a flight from London Heathrow Airport to Argentina (average of £1,012). Flying from London Heathrow Airport to Argentina in December is currently the most expensive (average of £1,250). 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 13 June 2025.

When flying from London Heathrow Airport to Argentina, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Argentina by month

Plan your trip to Argentina by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Argentina ranges from 50.0 - 100.0 inches per month. January is typically the wettest month, when rainfall can reach 100.0 mm. June is typically the driest time to visit Argentina when rainfall is around 50.0 mm.

Temperature in Argentina by month

Plan your trip to Argentina by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Argentina, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 11.0 C).

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 13 June 2025.
Peruse reviews from past customers who have flown with Delta, Alaska Airlines and KLM from London to Argentina to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,946 reviews
Check prices

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
8.0
Very Good
7,946 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Alaska Airlines
8.0
Very Good
10,000 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
SWISS
7.5
Good
1,624 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

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.

  • What are the cheapest airlines to fly from London Heathrow Airport to Argentina one-way?

    The cheapest airline one-way is Avianca, with whom users have recently found tickets for as low as £475. However, be on the lookout for offers from Aeromexico and United Airlines, as they are both options that can get you from London Heathrow Airport to Argentina for a low price.

  • 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 £932, our data shows the cheapest flight currently is £741. When looking at the most popular route, (London Heathrow - Buenos Aires Ministro Pistarini), you can expect to pay £764 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, May is the cheapest month in which you can book a flight from London Heathrow Airport to Argentina (average of £1,012). Flying from London Heathrow Airport to Argentina in December is currently the most expensive (average of £1,250). 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
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Heathrow to Lima flights
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Heathrow to Ministro Pistarini flights
Heathrow to Jorge Newbery flights
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Gatwick to Lima flights
London City to Rio de Janeiro–Galeão Intl flights
Heathrow to Congonhas flights
Gatwick to Rio de Janeiro–Galeão Intl flights
London City to Ministro Pistarini flights
Gatwick to Ministro Pistarini flights
Stansted to Guarulhos Intl flights
Gatwick to Bogotá flights
London City to Lima flights
Heathrow to Jose Maria Cordova Intl flights
Heathrow to Santiago flights
Luton to Guarulhos Intl flights
London City to Jorge Newbery flights
Gatwick to Santos Dumont flights
London City to Bogotá flights
Stansted to Bogotá flights
Heathrow to Quito flights
Gatwick to Santiago flights
Gatwick to Jose Maria Cordova Intl flights
London City to Santiago flights
Gatwick to Quito flights
London City to Jose Maria Cordova Intl flights
Heathrow to Cali flights
London City to Quito flights
Stansted to Rio de Janeiro–Galeão Intl flights
Luton to Bogotá flights
Heathrow to Georgetown flights
Heathrow to Belo Horizonte flights
Stansted to Lima flights
Heathrow to Cartagena flights
Gatwick to Georgetown flights
Heathrow to Florianopolis flights

Top 8 airlines flying from Heathrow to Argentina

Discover the top 8 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 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£441Average£1,023FlexibilityNo cancel feeOn-time77%
Search Air France flights
Air CanadaCheapest£637Average£678FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
IberiaCheapest£686Average£891FlexibilityNo cancel feeOn-time77%
Search Iberia flights
FinnairCheapest£728Average£853FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest£752Average£1,022FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£777Average£1,130FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£794Average£1,081FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
LATAM AirlinesCheapest£827Average£1,107FlexibilityNo cancel feeOn-time81%
Search LATAM Airlines flights

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

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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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