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Cheap flights from London to Buenos Aires from £468

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 Buenos Aires departing on 21/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London to Buenos Aires

Cheap return flights

Enter your travel dates to find the best prices.
LATAM Airlines Logo
21:20 - 09:25
LHR
-
AEP
16h 05m
1 stop
LATAM Airlines Logo
18:20 - 15:05
AEP
-
LHR
16h 45m
1 stop
£873LATAM Airlines
Wed, 9 Sep - Wed, 23 Sep
Multiple Airlines Logo
14:35 - 13:00
LGW
-
AEP
25h 25m
3 stops
Multiple Airlines Logo
05:45 - 21:00
AEP
-
LGW
36h 15m
2 stops
£874Multiple Airlines
Fri, 6 Nov - Sat, 21 Nov
Avianca Logo
21:40 - 05:40
LHR
-
AEP
35h 00m
1 stop
Avianca Logo
07:00 - 14:35
AEP
-
LHR
28h 35m
1 stop
£878Avianca
Thu, 19 Nov - Tue, 1 Dec
Avianca Logo
22:05 - 05:40
LHR
-
AEP
35h 35m
1 stop
Avianca Logo
07:00 - 15:35
AEP
-
LHR
28h 35m
1 stop
£880Avianca
Wed, 16 Sep - Wed, 23 Sep
Multiple Airlines Logo
13:40 - 13:00
LHR
-
AEP
26h 20m
2 stops
Multiple Airlines Logo
12:50 - 14:05
AEP
-
LHR
22h 15m
2 stops
£881Multiple Airlines
Wed, 18 Nov - Wed, 25 Nov
Avianca Logo
22:05 - 05:40
LHR
-
AEP
35h 35m
1 stop
Avianca Logo
07:00 - 15:35
AEP
-
LHR
28h 35m
1 stop
£882Avianca
Mon, 12 Oct - Sat, 24 Oct
Avianca Logo
22:05 - 05:40
LHR
-
AEP
35h 35m
1 stop
Avianca Logo
07:00 - 14:35
AEP
-
LHR
28h 35m
1 stop
£882Avianca
Thu, 17 Sep - Mon, 2 Nov
Avianca Logo
22:05 - 05:40
LHR
-
AEP
35h 35m
1 stop
Avianca Logo
07:00 - 14:35
AEP
-
LHR
28h 35m
1 stop
£882Avianca
Wed, 16 Sep - Wed, 28 Oct
Avianca Logo
22:05 - 05:40
LHR
-
AEP
35h 35m
1 stop
Avianca Logo
07:00 - 14:35
AEP
-
LHR
28h 35m
1 stop
£882Avianca
Thu, 17 Sep - Fri, 30 Oct
LATAM Airlines Logo
20:10 - 20:00
LHR
-
AEP
27h 50m
2 stops
LATAM Airlines Logo
18:20 - 15:05
AEP
-
LHR
16h 45m
1 stop
£883LATAM Airlines
Wed, 9 Sep - Wed, 23 Sep

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LATAM Airlines flights from London to Buenos Aires Jorge Newbery Airport

Our best LATAM Airlines deals on London to Buenos Aires Jorge Newbery Airport flight tickets
LATAM Airlines
9 Sept
LHR21:20London Heathrow
16h 05m
1 stop
AEP09:25Buenos Aires Jorge Newbery
23 Sept
AEP18:20Buenos Aires Jorge Newbery
16h 45m
1 stop
LHR15:05London Heathrow
£873
LATAM Airlines
15 Sept
LHR21:20London Heathrow
16h 20m
1 stop
AEP09:40Buenos Aires Jorge Newbery
29 Sept
AEP18:20Buenos Aires Jorge Newbery
16h 45m
1 stop
LHR15:05London Heathrow
£888
LATAM Airlines
14 Sept
LHR21:20London Heathrow
16h 20m
1 stop
AEP09:40Buenos Aires Jorge Newbery
30 Sept
AEP18:20Buenos Aires Jorge Newbery
16h 45m
1 stop
LHR15:05London Heathrow
£889

SWISS flights from London to Buenos Aires Jorge Newbery Airport

Our best SWISS deals on London to Buenos Aires Jorge Newbery Airport flight tickets
SWISS
27 Nov
LCY17:45London City
21h 15m
2 stops
AEP12:00Buenos Aires Jorge Newbery
7 Dec
AEP12:55Buenos Aires Jorge Newbery
20h 55m
2 stops
LCY12:50London City
£1,101
SWISS
23 Nov
LCY19:05London City
19h 55m
2 stops
AEP12:00Buenos Aires Jorge Newbery
25 Nov
AEP12:55Buenos Aires Jorge Newbery
20h 55m
2 stops
LCY12:50London City
£1,153
SWISS
11 Nov
LCY19:05London City
19h 55m
2 stops
AEP12:00Buenos Aires Jorge Newbery
25 Nov
AEP12:55Buenos Aires Jorge Newbery
20h 55m
2 stops
LCY12:50London City
£1,154

momondo Fare Finder

 
Customise your flight search to find flights from London to Buenos Aires Jorge Newbery Airport 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, momondo users made 279,928 searches. Data last updated 28 July 2026.
Use the filters below to find and compare flights from London to Buenos Aires Jorge Newbery Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Wed 9/9

21:20-09:25

1 stop16h 05m

Buenos Aires Jorge Newbery

Wed 23/9

18:20-15:05

1 stop16h 45m

£873

LondonBuenos Aires

LGW - AEP

LGWAEP

London Gatwick

Fri 6/11

14:35-13:00

3 stops25h 25m

Buenos Aires Jorge Newbery

Sat 21/11

05:45-21:00

2 stops36h 15m

£874

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Thu 19/11

21:40-05:40

1 stop35h 00m

Buenos Aires Jorge Newbery

Tue 1/12

07:00-14:35

1 stop28h 35m

£878

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Wed 16/9

22:05-05:40

1 stop35h 35m

Buenos Aires Jorge Newbery

Wed 23/9

07:00-15:35

1 stop28h 35m

£880

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Wed 18/11

13:40-13:00

2 stops26h 20m

Buenos Aires Jorge Newbery

Wed 25/11

12:50-14:05

2 stops22h 15m

£881

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Mon 12/10

22:05-05:40

1 stop35h 35m

Buenos Aires Jorge Newbery

Sat 24/10

07:00-15:35

1 stop28h 35m

£882

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Thu 17/9

22:05-05:40

1 stop35h 35m

Buenos Aires Jorge Newbery

Mon 2/11

07:00-14:35

1 stop28h 35m

£882

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Wed 16/9

22:05-05:40

1 stop35h 35m

Buenos Aires Jorge Newbery

Wed 28/10

07:00-14:35

1 stop28h 35m

£882

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Thu 17/9

22:05-05:40

1 stop35h 35m

Buenos Aires Jorge Newbery

Fri 30/10

07:00-14:35

1 stop28h 35m

£882

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Wed 9/9

20:10-20:00

2 stops27h 50m

Buenos Aires Jorge Newbery

Wed 23/9

18:20-15:05

1 stop16h 45m

£883

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from London to Buenos Aires Jorge Newbery Airport

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

What is the cheapest month to fly to Buenos Aires Jorge Newbery Airport?

In general, July is the cheapest month to fly from London to Buenos Aires Jorge Newbery Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £0. If you aren’t able to travel to Buenos Aires Jorge Newbery Airport during the month of July, then flying in February is also cheap. Prices for this month can be found on momondo for an average of £857.

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

You could potentially save up to 11% on your flight if you consider stops on a London to Buenos Aires Jorge Newbery Airport flight.

When to book flights from London to Buenos Aires Jorge Newbery Airport

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

Cheap London to Buenos Aires Jorge Newbery Airport (LON to AEP) flight deals and tips

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

Fastest flight time

16h 05m

Direct flights

None
The fastest flight from London to Buenos Aires Jorge Newbery Airport takes 16h 05m
There are no direct flights from London to Buenos Aires Jorge Newbery Airport. There are no popular flight routes from London to Buenos Aires Jorge Newbery Airport.
Search flight deals

Frequently asked questions about flying from London to Buenos Aires Jorge Newbery Airport

  • How far is London to Buenos Aires Jorge Newbery by plane?

    There are 6907.8 mi between London and Buenos Aires Jorge Newbery. Typically, this will take 16h 05m by plane in normal conditions.

  • When did momondo last update prices for flights from London to Buenos Aires Jorge Newbery Airport?

    Prices for flights from London to Buenos Aires Jorge Newbery Airport are updated daily.

  • How many operators does momondo search for flights from London to Buenos Aires Jorge Newbery Airport?

  • How old do you have to be to fly from London to Buenos Aires Jorge Newbery Airport?

    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 Buenos Aires Jorge Newbery Airport.

  • What documentation or ID do you need to fly to Buenos Aires Jorge Newbery Airport?

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

  • What is the most popular airline from London to Buenos Aires Jorge Newbery Airport?

Best airlines flying from London to Buenos Aires Jorge Newbery Airport

Compare and see reviews for airlines that fly from London to Buenos Aires Jorge Newbery Airport with momondo
Airline
Rating
Free Cancellation
Price
LATAM AirlinesPriceFrom £851Free CancellationRating
7.4
1,967 reviews
Search LATAM Airlines flights

Why use momondo?

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

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 Buenos Aires from London.

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

Flights from London to Buenos Aires 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 London to Buenos Aires?

Once you have performed a search for London to Buenos Aires 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 Buenos Aires right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Buenos Aires, momondo offers a useful price alert feature which will track prices for flights to Buenos Aires from London and alert you when they change.

An easier way to manage your Buenos Aires Jorge Newbery Airport trip

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