What is the cheapest airline that flies from London to Argentina?

LATAM Airlines, Lufthansa, and United Airlines are the most popular carriers operating from London to Argentina

How many flights depart from London to Argentina on average per week?

21 flights are operational weekly from London to Argentina as of February 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.

What day of the week experiences the fewest flight delays on this route?

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

How many flights depart from London to Argentina on average per day?

As of February 2026, there are 3 flights per day flying from London to Argentina. The most common time of day flights depart is 22:00, with 100% of flights taking off in the evening.

What is the most punctual flight time for London to Argentina flights?

Generally, flights departing in the evening tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Which airlines fly to Argentina?

British Airways, Lufthansa and Iberia are the top three most popular airlines that fly to Argentina from London according to our data. British Airways is the first choice among our users, with 32% of people opting to fly with this airline when travelling to Argentina. Keep in mind that there are 9 different airlines that fly to Argentina on a routine basis, so you have a few additional options to choose from.

How often are flights from London to Argentina delayed?

Historically, on average around 0% of flights between London and Argentina have experienced a delay on any given week. The average delay length over the past 12 months has been 0 minutes.

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

Prices for flights from London to Argentina refresh daily.

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

The number of operators available for flights from London to Argentina is 9 as of February 2026.

How old do you have to be to fly from London 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 to Argentina.

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

The travel and health documents required for your trip to Argentina can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Argentina. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£448 Cheap Flights from London to Argentina in 2026

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

Search 100s of travel sites to compare prices.

Filter for what you want

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

Trusted and free

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

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from London to Argentina

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

21:40 - 05:40

LHR

AEP

35h 00m

1 stop

07:00 - 15:35

AEP

LHR

28h 35m

1 stop

£768Avianca

Wed, 11 Mar - Tue, 31 Mar

22:05 - 15:40

LHR

EZE

21h 35m

1 stop

16:50 - 15:35

EZE

LHR

18h 45m

1 stop

£768Avianca

Wed, 15 Apr - Fri, 24 Apr

10:50 - 22:25

STN

EZE

39h 35m

2 stops

23:55 - 16:50

EZE

STN

36h 55m

2 stops

£769Turkish Airlines

Mon, 18 May - Mon, 8 Jun

22:05 - 15:40

LHR

EZE

21h 35m

1 stop

07:10 - 15:35

EZE

LHR

28h 25m

1 stop

£769Avianca

Sun, 31 May - Tue, 30 Jun

09:15 - 06:25

LCY

EZE

25h 10m

1 stop

16:35 - 17:55

EZE

LCY

21h 20m

1 stop

£774Lufthansa

Wed, 20 May - Tue, 2 Jun

15:30 - 06:25

LHR

EZE

18h 55m

1 stop

16:35 - 15:40

EZE

LHR

19h 05m

2 stops

£777Lufthansa

Wed, 20 May - Sun, 7 Jun

17:00 - 22:05

LGW

EZE

33h 05m

1 stop

23:55 - 09:25

EZE

LGW

29h 30m

1 stop

£794Air France

Wed, 20 May - Tue, 2 Jun

19:05 - 08:45

LCY

EZE

40h 40m

2 stops

13:50 - 10:55

EZE

LCY

18h 05m

1 stop

£814ITA Airways

Mon, 9 Mar - Wed, 18 Mar

20:15 - 11:00

LHR

COR

17h 45m

1 stop

11:00 - 14:05

COR

LHR

24h 05m

2 stops

£932LATAM Airlines

Sun, 8 Mar - Mon, 23 Mar

20:15 - 17:24

LHR

COR

24h 09m

3 stops

11:50 - 16:35

COR

LHR

25h 45m

2 stops

£967LATAM Airlines

Fri, 6 Mar - Fri, 13 Mar

Iberia flights from London to Argentina

Our best Iberia deals on London to Argentina flight tickets

Iberia

4 Jun

LGW20:40London Gatwick

23h 45m

1 stop

EZE16:25Buenos Aires Ministro Pistarini

7 Jun

EZE21:40Buenos Aires Ministro Pistarini

18h 20m

1 stop

LGW20:00London Gatwick

£818

Iberia

4 Jun

LGW20:40London Gatwick

23h 45m

1 stop

EZE16:25Buenos Aires Ministro Pistarini

7 Jun

EZE21:40Buenos Aires Ministro Pistarini

18h 20m

1 stop

LGW20:00London Gatwick

£824

Iberia

10 Mar

LGW19:40London Gatwick

25h 15m

1 stop

EZE17:55Buenos Aires Ministro Pistarini

18 Mar

EZE19:30Buenos Aires Ministro Pistarini

20h 30m

1 stop

LGW19:00London Gatwick

£852

ITA Airways flights from London to Argentina

Our best ITA Airways deals on London to Argentina flight tickets

ITA Airways

9 Mar

LCY19:05London City

40h 40m

2 stops

EZE08:45Buenos Aires Ministro Pistarini

18 Mar

EZE13:50Buenos Aires Ministro Pistarini

18h 05m

1 stop

LCY10:55London City

£814

ITA Airways

12 Mar

LCY08:20London City

27h 25m

1 stop

EZE08:45Buenos Aires Ministro Pistarini

18 Mar

EZE13:50Buenos Aires Ministro Pistarini

18h 05m

1 stop

LCY10:55London City

£877

ITA Airways

16 Feb

LCY16:45London City

30h 05m

1 stop

EZE19:50Buenos Aires Ministro Pistarini

17 Mar

EZE22:00Buenos Aires Ministro Pistarini

33h 55m

1 stop

LCY10:55London City

£981

Fly from

Fly to

Route

Depart

Return

Price

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Wed 11/3

21:40-05:40

1 stop35h 00m

Buenos Aires Jorge Newbery

Tue 31/3

07:00-15:35

1 stop28h 35m

£768

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Wed 15/4

22:05-15:40

1 stop21h 35m

Buenos Aires Ministro Pistarini

Fri 24/4

16:50-15:35

1 stop18h 45m

£768

LondonBuenos Aires

STN - EZE

STNEZE

London Stansted

Mon 18/5

10:50-22:25

2 stops39h 35m

Buenos Aires Ministro Pistarini

Mon 8/6

23:55-16:50

2 stops36h 55m

£769

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Sun 31/5

22:05-15:40

1 stop21h 35m

Buenos Aires Ministro Pistarini

Tue 30/6

07:10-15:35

1 stop28h 25m

£769

LondonBuenos Aires

LCY - EZE

LCYEZE

London City

Wed 20/5

09:15-06:25

1 stop25h 10m

Buenos Aires Ministro Pistarini

Tue 2/6

16:35-17:55

1 stop21h 20m

£774

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Wed 20/5

15:30-06:25

1 stop18h 55m

Buenos Aires Ministro Pistarini

Sun 7/6

16:35-15:40

2 stops19h 05m

£777

LondonBuenos Aires

LGW - EZE

LGWEZE

London Gatwick

Wed 20/5

17:00-22:05

1 stop33h 05m

Buenos Aires Ministro Pistarini

Tue 2/6

23:55-09:25

1 stop29h 30m

£794

LondonBuenos Aires

LCY - EZE

LCYEZE

London City

Mon 9/3

19:05-08:45

2 stops40h 40m

Buenos Aires Ministro Pistarini

Wed 18/3

13:50-10:55

1 stop18h 05m

£814

LondonCordoba

LHR - COR

LHRCOR

London Heathrow

Sun 8/3

20:15-11:00

1 stop17h 45m

Cordoba Pajas Blancas

Mon 23/3

11:00-14:05

2 stops24h 05m

£932

LondonCordoba

LHR - COR

LHRCOR

London Heathrow

Fri 6/3

20:15-17:24

3 stops24h 09m

Cordoba Pajas Blancas

Fri 13/3

11:50-16:35

2 stops25h 45m

£967

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London 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

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Argentina?

The month of September is, on average, the cheapest month to fly to Argentina from London, with most prices found around £855. If you aren’t able to travel to Argentina during the month of September, then flying in May is also cheap. Prices for this month can be found on momondo for an average of £875.

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 Monday when prices can be found for as low as £967. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from London because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £1,125.

What is the cheapest London to Argentina flight route?

Fly from London Heathrow to Buenos Aires Ministro Pistarini for the best London - 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to Argentina for around £1,012 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 for as low as £851 on momondo.

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

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

You could potentially save up to 29% on your flight if you consider stops on a London to Argentina flight.

Cheap London to Argentina flight deals and tips

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

Best price found	£910
Fastest flight time	16h 00m
Direct flights	Every day
Airports in Argentina	58 airports

The best flight deal from London to Argentina found on momondo in the last 72 hours is £910

The fastest flight from London to Argentina takes 16h 00m

Direct flights go from London to Argentina every day.

There are 58 airports in Argentina. From London there are direct flights to Buenos Aires Ministro Pistarini (EZE).

Search flight deals

When did momondo last update prices for flights from London to Argentina?
Prices for flights from London to Argentina refresh daily.
How many operators does momondo search for flights from London to Argentina?
The number of operators available for flights from London to Argentina is 9 as of February 2026.
How old do you have to be to fly from London 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 to Argentina.
What documentation or ID do you need to fly to Argentina?
The travel and health documents required for your trip to Argentina can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Argentina. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from London to Argentina?
momondo data reveals that the most frequently booked plane model on the route from London to Argentina is Boeing 777, representing 71.43% of all bookings. The subsequent popular model is Airbus A350-1000 at 28.57%.

Best airlines flying from London to Argentina

Compare and see reviews for airlines that fly from London to Argentina with momondo

Airline	Rating	Free Cancellation	Price
Air Europa	PriceFrom £687	Free Cancellation	Rating 6.9 588 reviews	Search Air Europa flights
Avianca	PriceFrom £692	Free Cancellation	Rating 6.5 2,497 reviews	Search Avianca flights
Iberia	PriceFrom £713	Free Cancellation	Rating 7.0 3,106 reviews	Search Iberia flights
Finnair	PriceFrom £745	Free Cancellation	Rating 7.6 1,357 reviews	Search Finnair flights
Air France	PriceFrom £759	Free Cancellation	Rating 7.4 1,531 reviews	Search Air France flights
British Airways	PriceFrom £819	Free Cancellation	Rating 6.7 7,720 reviews	Search British Airways flights
LATAM Airlines	PriceFrom £840	Free Cancellation	Rating 7.5 1,916 reviews	Search LATAM Airlines flights
American Airlines	PriceFrom £857	Free Cancellation	Rating 7.2 11,249 reviews	Search American Airlines flights
Lufthansa	PriceFrom £910	Free Cancellation	Rating 6.8 7,773 reviews	Search Lufthansa flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Argentina from London.

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 you have performed a search for London to Argentina flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from London to Argentina right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Argentina from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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

Mon 9/3

Mon 16/3

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Argentina

Popular cities

Other flights from London

Other flights to Argentina

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular Cities in Argentina

Flights to Buenos Airesfrom £717

Flights to Mendozafrom £1,045

Flights to Cordobafrom £762

Flights to San Carlos de Barilochefrom £1,003

Flights to Ushuaiafrom £1,042

Cheap flights from London to Argentina from £448

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 to Argentina departing on 15/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from London to Argentina

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

Iberia flights from London to Argentina

Our best Iberia deals on London to Argentina flight tickets

ITA Airways flights from London to Argentina

Our best ITA Airways deals on London to Argentina flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from London to Argentina that are best for you.

See travel insights to Argentina from

How to get the cheapest flight ticket from London to Argentina

What is the cheapest month to fly to Argentina?

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

What is the cheapest London to Argentina flight route?

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

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

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

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

You could potentially save up to 29% on your flight if you consider stops on a London to Argentina flight.

What is the cheapest airline that flies from London to Argentina?

LATAM Airlines, Lufthansa, and United Airlines are the most popular carriers operating from London to Argentina

Which airlines fly to Argentina?

How often are flights from London to Argentina delayed?

Historically, on average around 0% of flights between London and Argentina have experienced a delay on any given week. The average delay length over the past 12 months has been 0 minutes.

What is the most punctual flight time for London to Argentina flights?

Generally, flights departing in the evening tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

How many flights depart from London to Argentina on average per day?

As of February 2026, there are 3 flights per day flying from London to Argentina. The most common time of day flights depart is 22:00, with 100% of flights taking off in the evening.

How many flights depart from London to Argentina on average per week?

21 flights are operational weekly from London to Argentina as of February 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.

Cheap London to Argentina flight deals and tips

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

Best price found

Fastest flight time

Direct flights

Airports in Argentina

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

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

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

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

What is the most popular plane model from London to Argentina?

Best airlines flying from London to Argentina

Compare and see reviews for airlines that fly from London to Argentina with momondo

Why use momondo?

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

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

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

I’m not ready to book a flight from London to Argentina right now. Can momondo alert me if prices change?

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Argentina

Popular Cities in Argentina

Popular flights according to clicks in the last 7 days on momondo

London flight routes

According to popular flight searches on momondo this year

Argentina flight routes

According to popular flight searches on momondo this year

Fly your favourite airline to Argentina

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Argentina

List of cabin classes available on flights landing in Argentina. Availability may vary depending on flight origin and airline.

Complete your trip to Argentina

Explore popular destinations other users love