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

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

How often are flights from Buenos Aires to London delayed?

Historically, on average around 40% of flights between Buenos Aires and London have experienced a delay on any given week. The average delay length over the past 12 months has been 139 minutes.

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

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

Which layover airport offers the lowest fares from Buenos Aires to London?

Flights via Mexico City (MEX) offer the lowest average round-trip price of $1,190.

Which airport is the most popular layover for flights between Buenos Aires and London?

Sao Paulo (GRU) was the most common stop: 31% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest travel time from Buenos Aires to London?

Flights connecting via Rio de Janeiro (GIG) have the shortest average one-way travel time: 15h 48m.

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

2 flights are operational daily from Buenos Aires to London as of January 2026. The most popular departure time for this route is 1:00PM, with 100% of flights per day taking off in the afternoon.

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

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

What is the cheapest airline that flies from Buenos Aires to London?

Air Canada, Aerolineas Argentinas, and American Airlines are the most popular carriers operating from Buenos Aires to London

Which layover airport has the shortest connection time from Buenos Aires to London?

Frankfurt am Main (FRA) has the shortest average layover time for this route: 1h 05m.

What airlines fly to London?

British Airways, Lufthansa and Iberia are the top three most popular airlines that fly to London from Buenos Aires according to our data. British Airways is the first choice among our users, with 47% of people opting to fly with this airline when traveling to London. Keep in mind that there are 3 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

Which airline has the best punctuality record on Buenos Aires to London flights?

According to our data, Qatar Airways have had the least number of delays on this route over the last 12 months; with about 50% of their flights experiencing any sort of delay.

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

Prices for flights from Buenos Aires to London are refreshed on a daily basis.

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

There are 3 operators available for flights from Buenos Aires to London as of January 2026.

How old do you have to be to fly from Buenos Aires to London?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buenos Aires to London.

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

The travel and health documents you'll need for your trip to London 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 London. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$681 Cheap Flights from Buenos Aires to London in 2026

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4:30 pm - 8:35 am

EZE

LHR

36h 05m

2 stops

5:40 pm - 2:30 pm

LHR

EZE

48h 50m

3 stops

$1,005Air Canada

Wed, Apr 29 - Thu, May 28

1:40 am - 10:00 am

EZE

LHR

28h 20m

2 stops

9:30 am - 2:30 pm

LHR

EZE

33h 00m

2 stops

$1,011Multiple Airlines

Mon, Apr 27 - Fri, May 8

4:45 pm - 8:35 am

EZE

LHR

35h 50m

2 stops

2:05 pm - 2:30 pm

LHR

EZE

28h 25m

2 stops

$1,016Multiple Airlines

Thu, Apr 30 - Fri, May 15

1:50 pm - 10:55 am

EZE

LCY

18h 05m

1 stop

8:25 am - 7:50 pm

LCY

EZE

38h 25m

1 stop

$1,138ITA Airways

Mon, Mar 16 - Thu, Mar 26

1:50 pm - 4:10 pm

EZE

LCY

23h 20m

1 stop

4:40 pm - 7:50 pm

LCY

EZE

30h 10m

2 stops

$1,148ITA Airways

Mon, Mar 16 - Thu, Mar 26

1:15 pm - 4:25 pm

EZE

LGW

24h 10m

1 stop

10:00 am - 8:50 am

LGW

EZE

25h 50m

1 stop

$1,151Air Europa

Fri, Mar 13 - Mon, Mar 23

11:00 am - 8:30 am

EZE

LGW

17h 30m

1 stop

11:40 am - 9:15 am

LGW

EZE

25h 35m

1 stop

$1,183LEVEL

Sun, Apr 5 - Sun, Apr 12

1:15 pm - 4:25 pm

EZE

LGW

24h 10m

1 stop

10:00 am - 8:50 am

LGW

EZE

25h 50m

1 stop

$1,186Air Europa

Fri, Mar 13 - Mon, Mar 23

2:55 pm - 2:05 pm

AEP

LHR

20h 10m

1 stop

8:15 pm - 9:40 am

LHR

AEP

16h 25m

1 stop

$1,207LATAM Airlines

Wed, Mar 4 - Wed, Mar 18

6:20 pm - 2:05 pm

AEP

LHR

16h 45m

1 stop

6:45 pm - 6:40 pm

LHR

AEP

26h 55m

2 stops

$1,236LATAM Airlines

Wed, Mar 4 - Wed, Mar 18

LATAM Airlines flights from Buenos Aires to London

Our best LATAM Airlines deals on Buenos Aires to London flight tickets

LATAM Airlines

Mar 13

AEP2:55 pmBuenos Aires Jorge Newbery

20h 10m

1 stop

LHR2:05 pmLondon Heathrow

Mar 23

LHR7:05 pmLondon Heathrow

23h 55m

2 stops

AEP4:00 pmBuenos Aires Jorge Newbery

$1,280

LATAM Airlines

Mar 13

AEP12:40 pmBuenos Aires Jorge Newbery

22h 25m

1 stop

LHR2:05 pmLondon Heathrow

Mar 23

LHR7:05 pmLondon Heathrow

23h 55m

2 stops

AEP4:00 pmBuenos Aires Jorge Newbery

$1,282

LATAM Airlines

Mar 13

AEP3:40 pmBuenos Aires Jorge Newbery

22h 35m

2 stops

LHR5:15 pmLondon Heathrow

Mar 23

LHR7:05 pmLondon Heathrow

23h 55m

2 stops

AEP4:00 pmBuenos Aires Jorge Newbery

$1,293

United Airlines flights from Buenos Aires to London

Our best United Airlines deals on Buenos Aires to London flight tickets

United Airlines

Feb 19

EZE10:05 pmBuenos Aires Ministro Pistarini

33h 10m

1 stop

LHR10:15 amLondon Heathrow

Mar 7

LHR11:35 amLondon Heathrow

45h 45m

2 stops

EZE6:20 amBuenos Aires Ministro Pistarini

$1,199

United Airlines

Feb 19

EZE11:55 pmBuenos Aires Ministro Pistarini

28h 35m

1 stop

LHR7:30 amLondon Heathrow

Mar 4

LHR10:00 amLondon Heathrow

24h 20m

1 stop

EZE7:20 amBuenos Aires Ministro Pistarini

$1,202

United Airlines

Feb 15

EZE11:55 pmBuenos Aires Ministro Pistarini

28h 35m

1 stop

LHR7:30 amLondon Heathrow

Mar 2

LHR12:05 pmLondon Heathrow

22h 15m

1 stop

EZE7:20 amBuenos Aires Ministro Pistarini

$1,204

Fly from

Fly to

Route

Depart

Return

Price

Buenos AiresLondon

EZE - LHR

EZELHR

Buenos Aires Ministro Pistarini

Wed 4/29

4:30 pm-8:35 am

2 stops36h 05m

London Heathrow

Thu 5/28

5:40 pm-2:30 pm

3 stops48h 50m

$1,005

Buenos AiresLondon

EZE - LHR

EZELHR

Buenos Aires Ministro Pistarini

Mon 4/27

1:40 am-10:00 am

2 stops28h 20m

London Heathrow

Fri 5/8

9:30 am-2:30 pm

2 stops33h 00m

$1,011

Buenos AiresLondon

EZE - LHR

EZELHR

Buenos Aires Ministro Pistarini

Thu 4/30

4:45 pm-8:35 am

2 stops35h 50m

London Heathrow

Fri 5/15

2:05 pm-2:30 pm

2 stops28h 25m

$1,016

Buenos AiresLondon

EZE - LCY

EZELCY

Buenos Aires Ministro Pistarini

Mon 3/16

1:50 pm-10:55 am

1 stop18h 05m

London City

Thu 3/26

8:25 am-7:50 pm

1 stop38h 25m

$1,138

Buenos AiresLondon

EZE - LCY

EZELCY

Buenos Aires Ministro Pistarini

Mon 3/16

1:50 pm-4:10 pm

1 stop23h 20m

London City

Thu 3/26

4:40 pm-7:50 pm

2 stops30h 10m

$1,148

Buenos AiresLondon

EZE - LGW

EZELGW

Buenos Aires Ministro Pistarini

Fri 3/13

1:15 pm-4:25 pm

1 stop24h 10m

London Gatwick

Mon 3/23

10:00 am-8:50 am

1 stop25h 50m

$1,151

Buenos AiresLondon

EZE - LGW

EZELGW

Buenos Aires Ministro Pistarini

Sun 4/5

11:00 am-8:30 am

1 stop17h 30m

London Gatwick

Sun 4/12

11:40 am-9:15 am

1 stop25h 35m

$1,183

Buenos AiresLondon

EZE - LGW

EZELGW

Buenos Aires Ministro Pistarini

Fri 3/13

1:15 pm-4:25 pm

1 stop24h 10m

London Gatwick

Mon 3/23

10:00 am-8:50 am

1 stop25h 50m

$1,186

Buenos AiresLondon

AEP - LHR

AEPLHR

Buenos Aires Jorge Newbery

Wed 3/4

2:55 pm-2:05 pm

1 stop20h 10m

London Heathrow

Wed 3/18

8:15 pm-9:40 am

1 stop16h 25m

$1,207

Buenos AiresLondon

AEP - LHR

AEPLHR

Buenos Aires Jorge Newbery

Wed 3/4

6:20 pm-2:05 pm

1 stop16h 45m

London Heathrow

Wed 3/18

6:45 pm-6:40 pm

2 stops26h 55m

$1,236

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How to get the cheapest flight ticket from Buenos Aires to London

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

Layovers

Other information

What is the typical price of a round-trip flight between Buenos Aires and London?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Buenos Aires is in February. Flight prices, which tend to average around $1,317, are often lower during this time because this is during the off-season. The month of March is another great option to travel to London, with average flight prices from Buenos Aires averaging around $1,346.

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

You are more likely to see cheaper flights to London from Buenos Aires when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $1,664 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Buenos Aires for as low as $1,423 on momondo.

Can stopping save me money on Buenos Aires to London flights?

You could potentially save up to 17% on your flight if you consider stops on a Buenos Aires to London flight.

How have Buenos Aires to London flight prices changed over time?

As of January 2026, prices for Buenos Aires to London flights are approximately 11% more expensive when compared to flights at the same time last year.

When to book flights from Buenos Aires to London

Are you open to changing your travel dates? Check out the ideal times to fly from Buenos Aires to London according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Buenos Aires to London (BUE to LON) flight deals and tips

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

Fastest flight time	15h 35m
Direct flights	None

The fastest flight from Buenos Aires to London takes 15h 35m

There are no direct flights from Buenos Aires to London. There are no popular flight routes from Buenos Aires to London.

Search flight deals

How far is Buenos Aires to London by plane?
The distance between Buenos Aires and London is about 6909.8 mi. By plane, this route typically takes 15h 35m.
When did momondo last update prices for flights from Buenos Aires to London?
Prices for flights from Buenos Aires to London are refreshed on a daily basis.
How many operators does momondo search for flights from Buenos Aires to London?
There are 3 operators available for flights from Buenos Aires to London as of January 2026.
How old do you have to be to fly from Buenos Aires to London?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buenos Aires to London.
What documentation or ID do you need to fly to London?
The travel and health documents you'll need for your trip to London 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 London. 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 Buenos Aires to London?
Based on momondo bookings for flights between Buenos Aires and London, the leading plane model is Boeing 777, making up 64.81% of the total bookings. Other popular models include Boeing 787-9 Dreamliner with 12.96%, Airbus A350-900 with 9.26%, and Airbus A330 with 5.56%.
What is the most popular airline from Buenos Aires to London?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Buenos Aires to London is LATAM Airlines (32% of total bookings). The next most popular airlines are British Airways (18%), Lufthansa (9%), and Air Europa (8%).

Best airlines flying from Buenos Aires to London

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

Airline	Rating	Free Cancellation	Price
Iberia	PriceFrom $1,390	Free Cancellation	Rating 7.0 3,100 reviews	Search Iberia flights
Lufthansa	PriceFrom $1,395	Free Cancellation	Rating 6.8 7,754 reviews	Search Lufthansa flights
British Airways	PriceFrom $1,504	Free Cancellation	Rating 6.7 7,705 reviews	Search British Airways flights

British Airways Flights From Buenos Aires to London
British Airways is one of the most popular airlines flying from Buenos Aires to London, operating 7 flights/week on average for this route. A good British Airways flight deal for Buenos Aires to London starts from $1,504 round-trip, up to an average price of $1,827. Our users have rated British Airways at 6.7/10.

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Hounslow

Milton Keynes

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Dover

Slough

Guildford

Crawley

Wembley

Dartford

Hayes

Brentwood

Harrow

Watford

Cobham

Folkestone

Romford

Stansted

Croydon

Richmond

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Buenos Aires to London. momondo saves you time and could save you money on your trip.

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

Flights from Buenos Aires to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Buenos Aires to London?

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

Of course. momondo tracks the price of Buenos Aires to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Buenos Aires to London from $681

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buenos Aires to London departing on 5/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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LATAM Airlines flights from Buenos Aires to London

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See travel insights to London from

How to get the cheapest flight ticket from Buenos Aires to London

What is the typical price of a round-trip flight between Buenos Aires and London?

What is the cheapest month to fly to London?

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

Can stopping save me money on Buenos Aires to London flights?

You could potentially save up to 17% on your flight if you consider stops on a Buenos Aires to London flight.

How have Buenos Aires to London flight prices changed over time?

As of January 2026, prices for Buenos Aires to London flights are approximately 11% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Buenos Aires to London?

Air Canada, Aerolineas Argentinas, and American Airlines are the most popular carriers operating from Buenos Aires to London

What airlines fly to London?

How often are flights from Buenos Aires to London delayed?

Historically, on average around 40% of flights between Buenos Aires and London have experienced a delay on any given week. The average delay length over the past 12 months has been 139 minutes.

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

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

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

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Buenos Aires to London flights?

According to our data, Qatar Airways have had the least number of delays on this route over the last 12 months; with about 50% of their flights experiencing any sort of delay.

Which airport is the most popular layover for flights between Buenos Aires and London?

Sao Paulo (GRU) was the most common stop: 31% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Buenos Aires to London?

Flights via Mexico City (MEX) offer the lowest average round-trip price of $1,190.

Which layover airport has the shortest travel time from Buenos Aires to London?

Flights connecting via Rio de Janeiro (GIG) have the shortest average one-way travel time: 15h 48m.

Which layover airport has the shortest connection time from Buenos Aires to London?

Frankfurt am Main (FRA) has the shortest average layover time for this route: 1h 05m.

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

2 flights are operational daily from Buenos Aires to London as of January 2026. The most popular departure time for this route is 1:00PM, with 100% of flights per day taking off in the afternoon.

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

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

When to book flights from Buenos Aires to London

Cheap Buenos Aires to London (BUE to LON) flight deals and tips

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

Fastest flight time

Direct flights

How far is Buenos Aires to London by plane?

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

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

How old do you have to be to fly from Buenos Aires to London?

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

What is the most popular plane model from Buenos Aires to London?

What is the most popular airline from Buenos Aires to London?

Best airlines flying from Buenos Aires to London

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

British Airways Flights From Buenos Aires to London

Traveling to a place near London?

Why use momondo?

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

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

How can momondo help me find flights from Buenos Aires to London?

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

An easier way to manage your London trip

We make it super easy to schedule, organize 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 the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London