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Cheap flights from London Heathrow Airport to Argentina from £458

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 21/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — EZE
26 Dec — 2 Jan1
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 26 November 2025.

Wed 3/1212:05LHR - EZE
1 stop22h 15mLufthansa
Tue 20/123:55EZE - LHR
1 stop28h 35mLufthansa
Deal found 25/11£832
Wed 3/1207:40LHR - EZE
2 stops26h 40mUnited Airlines
Tue 20/123:55EZE - LHR
2 stops27h 00mUnited Airlines
Deal found 25/11£837
Mon 15/1211:25LHR - EZE
2 stops25h 50mAmerican Airlines
Mon 2/210:10EZE - LHR
1 stop19h 25mAmerican Airlines
Deal found 24/11£852
Wed 26/1111:55LHR - EZE
1 stop23h 25mAmerican Airlines
Thu 4/1223:59EZE - LHR
1 stop29h 16mAmerican Airlines
Deal found 24/11£859
Wed 10/1217:00LHR - EZE
1 stop20h 40mAmerican Airlines
Thu 29/122:25EZE - LHR
1 stop29h 25mAmerican Airlines
Deal found 24/11£867
Wed 10/1211:15LHR - EZE
1 stop23h 55mAmerican Airlines
Fri 30/120:45EZE - LHR
1 stop33h 55mAmerican Airlines
Deal found 25/11£871
Wed 26/1115:35LHR - EZE
1 stop22h 05mAmerican Airlines
Wed 3/1220:30EZE - LHR
1 stop30h 50mAmerican Airlines
Deal found 25/11£873
Thu 4/1211:15LHR - EZE
1 stop22h 50mAmerican Airlines
Tue 9/1222:30EZE - LHR
1 stop31h 05mAmerican Airlines
Deal found 25/11£873
Mon 1/1219:20LHR - EZE
1 stop28h 00mMultiple Airlines
Tue 9/1222:40EZE - LHR
2 stops36h 10mMultiple Airlines
Deal found 24/11£875
Wed 31/1219:40LHR - AEP
2 stops23h 20mLATAM Airlines
Wed 4/218:20AEP - LHR
1 stop16h 45mLATAM Airlines
Deal found 24/11£878
Wed 31/1220:15LHR - AEP
1 stop20h 45mLATAM Airlines
Thu 5/210:35AEP - LHR
1 stop24h 30mLATAM Airlines
Deal found 24/11£893
Thu 27/1106:30LHR - AEP
2 stops30h 25mMultiple Airlines
Thu 4/1213:00AEP - LHR
2 stops26h 20mMultiple Airlines
Deal found 25/11£895

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 26 November 2025.

Round-trip from

£692

One-way from

£458

Popular in

December

Cheapest in

September

Average price

£915

Good round-trip deal

£1,148 or less

Good one-way deal

£797 or less
Avianca
  • Avianca
  • 5/3-9/3
  • 2 total stops
  • 63h 50m total
  • London to Argentina
Search Deals
United Airlines
  • United Airlines
  • 21/1
  • 2 total stops
  • 25h 10m total
  • London to Argentina
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£44 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 26 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

LondonCordoba

LHR - COR

LHRCOR

London Heathrow

Tue 10/2

21:40-06:20

1 stop35h 40m

Cordoba Pajas Blancas

Tue 10/3

07:25-14:35

1 stop28h 10m

£831

LondonCordoba

LHR - COR

LHRCOR

London Heathrow

Mon 9/2

21:40-01:55

1 stop31h 15m

Cordoba Pajas Blancas

Mon 9/3

07:25-14:35

1 stop28h 10m

£832

LondonCordoba

LHR - COR

LHRCOR

London Heathrow

Mon 9/2

21:40-01:55

1 stop31h 15m

Cordoba Pajas Blancas

Thu 12/3

07:25-14:35

1 stop28h 10m

£850

LondonCordoba

LHR - COR

LHRCOR

London Heathrow

Sun 8/2

21:40-06:20

1 stop35h 40m

Cordoba Pajas Blancas

Thu 12/3

07:25-14:35

1 stop28h 10m

£850

LondonCordoba

LHR - COR

LHRCOR

London Heathrow

Sun 8/2

21:40-06:20

1 stop35h 40m

Cordoba Pajas Blancas

Tue 10/3

07:25-14:35

1 stop28h 10m

£850

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Mon 2/3

21:40-05:40

1 stop35h 00m

Buenos Aires Jorge Newbery

Wed 25/3

07:00-14:35

1 stop28h 35m

£857

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Mon 2/3

21:40-05:40

1 stop35h 00m

Buenos Aires Jorge Newbery

Mon 23/3

07:00-14:35

1 stop28h 35m

£857

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Mon 2/3

21:40-05:40

1 stop35h 00m

Buenos Aires Jorge Newbery

Thu 26/3

07:00-14:35

1 stop28h 35m

£857

LondonCordoba

LHR - COR

LHRCOR

London Heathrow

Tue 10/2

19:40-04:20

2 stops35h 40m

Cordoba Pajas Blancas

Mon 9/3

11:35-14:05

1 stop23h 30m

£902

LondonCordoba

LHR - COR

LHRCOR

London Heathrow

Sun 8/2

11:25-15:15

2 stops30h 50m

Cordoba Pajas Blancas

Mon 9/3

11:35-14:05

1 stop23h 30m

£917

Flights are sorted by cheapest return flights first.

Deals found on 25/11

Showing 1-10 of 50 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, December is the cheapest month in which you can book a flight from London Heathrow Airport to Argentina (average of £572). Flying from London Heathrow Airport to Argentina in July is currently the most expensive (average of £908). 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 26 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 26 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 26 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
1,886 reviews
Check prices

Comfort

7.3

Boarding

7.6

Crew

8.0

Overall

7.5

Entertainment

7.0

Food

6.7

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
1,886 reviews
LATAM Airlines
7.5
Good
1,886 reviews
Check prices

Comfort

7.3

Boarding

7.6

Crew

8.0

Overall

7.5

Entertainment

7.0

Food

6.7

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
3,034 reviews
LATAM Airlines
7.5
Good
1,886 reviews
Check prices

Comfort

7.3

Boarding

7.6

Crew

8.0

Overall

7.5

Entertainment

7.0

Food

6.7

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
7,594 reviews
LATAM Airlines
7.5
Good
1,886 reviews
Check prices

Comfort

7.3

Boarding

7.6

Crew

8.0

Overall

7.5

Entertainment

7.0

Food

6.7

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
7,539 reviews
LATAM Airlines
7.5
Good
1,886 reviews
Check prices

Comfort

7.3

Boarding

7.6

Crew

8.0

Overall

7.5

Entertainment

7.0

Food

6.7

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
2,477 reviews
LATAM Airlines
7.5
Good
1,886 reviews
Check prices

Comfort

7.3

Boarding

7.6

Crew

8.0

Overall

7.5

Entertainment

7.0

Food

6.7

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 35h 40m. Avianca provides one of the quickest options available for as low as £831. Airlines will cover a distance of 6895 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 £1,375, our data shows the cheapest flight currently is £749. When looking at the most popular route, (London Heathrow - Buenos Aires Ministro Pistarini), you can expect to pay £726 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, December is the cheapest month in which you can book a flight from London Heathrow Airport to Argentina (average of £572). Flying from London Heathrow Airport to Argentina in July is currently the most expensive (average of £908). 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.
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London City to Santiago flights
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Stansted to Lima flights
Gatwick to Quito flights
Luton to Bogotá flights
Luton to Lima flights
Heathrow to Cali flights
Luton to Ministro Pistarini flights
London City to Quito flights
Gatwick to Jose Maria Cordova Intl flights
Stansted to Quito flights
Heathrow to Georgetown flights
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Heathrow to Florianopolis flights
Heathrow to Brasilia 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 26 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£456Average£1,234FlexibilityNo cancel feeOn-time77%
Search Air France flights
AviancaCheapest£715Average£814FlexibilityNo cancel feeOn-time71%
Search Avianca flights
IberiaCheapest£739Average£1,057FlexibilityNo cancel feeOn-time77%
Search Iberia flights
FinnairCheapest£752Average£1,104FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest£816Average£1,103FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£839Average£1,251FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
LATAM AirlinesCheapest£890Average£1,105FlexibilityNo cancel feeOn-time81%
Search LATAM Airlines flights
American AirlinesCheapest£895Average£1,002FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
KLMCheapest£1,045Average£1,395FlexibilityNo 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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