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Cheap flights from the United Kingdom to Buenos Aires from £344

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Buenos Aires departing on 10/3. 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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0 bags

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Find the cheapest flights from the United Kingdom to Buenos Aires

Recent return flight deals from the United Kingdom to Buenos Aires

Enter your travel dates to find the best prices.
Turkish Airlines Logo
10:50 - 22:25
MAN
-
EZE
38h 35m
2 stops
Turkish Airlines Logo
23:55 - 09:50
EZE
-
MAN
54h 55m
2 stops
£764Turkish Airlines
Tue, 10 Mar - Wed, 18 Mar
Turkish Airlines Logo
10:40 - 22:25
MAN
-
EZE
39h 45m
2 stops
Turkish Airlines Logo
23:55 - 22:25
EZE
-
MAN
42h 30m
2 stops
£771Turkish Airlines
Mon, 4 May - Wed, 20 May
Lufthansa Logo
07:25 - 06:25
LHR
-
EZE
27h 00m
2 stops
Lufthansa Logo
16:35 - 16:40
EZE
-
LHR
20h 05m
1 stop
£790Lufthansa
Thu, 4 Jun - Sun, 7 Jun
Lufthansa Logo
18:30 - 07:55
LHR
-
EZE
16h 25m
1 stop
Lufthansa Logo
17:45 - 14:45
EZE
-
LHR
18h 00m
1 stop
£794Lufthansa
Wed, 11 Mar - Thu, 12 Mar
British Airways Logo
19:25 - 11:45
MAN
-
EZE
19h 20m
2 stops
British Airways Logo
19:30 - 17:40
EZE
-
MAN
19h 10m
1 stop
£811British Airways
Tue, 10 Mar - Wed, 18 Mar
British Airways Logo
18:20 - 08:40
MAN
-
EZE
17h 20m
1 stop
British Airways Logo
19:30 - 17:40
EZE
-
MAN
19h 10m
1 stop
£814British Airways
Mon, 9 Mar - Wed, 25 Mar
Air France Logo
05:50 - 22:05
MAN
-
EZE
20h 15m
1 stop
Air France Logo
00:25 - 10:00
EZE
-
MAN
29h 35m
1 stop
£820Air France
Fri, 22 May - Sat, 30 May
Air France Logo
06:00 - 20:20
EDI
-
EZE
17h 20m
1 stop
Air France Logo
00:30 - 10:40
EZE
-
EDI
30h 10m
1 stop
£870Air France
Fri, 20 Mar - Sat, 4 Apr
LATAM Airlines Logo
20:40 - 16:00
LGW
-
AEP
23h 20m
2 stops
LATAM Airlines Logo
12:55 - 20:00
AEP
-
LGW
27h 05m
2 stops
£938LATAM Airlines
Tue, 21 Apr - Thu, 14 May
LATAM Airlines Logo
20:40 - 18:30
LGW
-
AEP
25h 50m
2 stops
LATAM Airlines Logo
15:45 - 20:00
AEP
-
LGW
24h 15m
2 stops
£939LATAM Airlines
Wed, 6 May - Wed, 27 May

Turkish Airlines flights from United Kingdom to Buenos Aires

Our best Turkish Airlines deals on United Kingdom to Buenos Aires flight tickets
Turkish Airlines
10 Mar
MAN10:50Manchester
38h 35m
2 stops
EZE22:25Buenos Aires Ministro Pistarini
18 Mar
EZE23:55Buenos Aires Ministro Pistarini
54h 55m
2 stops
MAN09:50Manchester
£764
Turkish Airlines
4 May
MAN10:40Manchester
39h 45m
2 stops
EZE22:25Buenos Aires Ministro Pistarini
20 May
EZE23:55Buenos Aires Ministro Pistarini
42h 30m
2 stops
MAN22:25Manchester
£771
Turkish Airlines
9 Mar
MAN22:25Manchester
27h 00m
2 stops
EZE22:25Buenos Aires Ministro Pistarini
25 Mar
EZE23:55Buenos Aires Ministro Pistarini
34h 10m
2 stops
MAN13:05Manchester
£777

SWISS flights from United Kingdom to Buenos Aires

Our best SWISS deals on United Kingdom to Buenos Aires flight tickets
SWISS
10 Mar
LHR18:40London Heathrow
20h 10m
2 stops
EZE11:50Buenos Aires Ministro Pistarini
11 Mar
EZE14:40Buenos Aires Ministro Pistarini
27h 45m
3 stops
LHR21:25London Heathrow
£798
SWISS
10 Mar
LCY19:10London City
19h 40m
2 stops
EZE11:50Buenos Aires Ministro Pistarini
18 Mar
EZE14:40Buenos Aires Ministro Pistarini
19h 15m
2 stops
LCY12:55London City
£804
SWISS
17 Mar
LCY19:10London City
19h 40m
2 stops
EZE11:50Buenos Aires Ministro Pistarini
18 Mar
EZE14:40Buenos Aires Ministro Pistarini
19h 15m
2 stops
LCY12:55London City
£808

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to Buenos Aires 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 3 February 2026.
Use the filters below to find and compare flights from the United Kingdom to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ManchesterBuenos Aires

MAN - EZE

MANEZE

Manchester

Tue 10/3

10:50-22:25

2 stops38h 35m

Buenos Aires Ministro Pistarini

Wed 18/3

23:55-09:50

2 stops54h 55m

£764

ManchesterBuenos Aires

MAN - EZE

MANEZE

Manchester

Mon 4/5

10:40-22:25

2 stops39h 45m

Buenos Aires Ministro Pistarini

Wed 20/5

23:55-22:25

2 stops42h 30m

£771

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Thu 4/6

07:25-06:25

2 stops27h 00m

Buenos Aires Ministro Pistarini

Sun 7/6

16:35-16:40

1 stop20h 05m

£790

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Wed 11/3

18:30-07:55

1 stop16h 25m

Buenos Aires Ministro Pistarini

Thu 12/3

17:45-14:45

1 stop18h 00m

£794

ManchesterBuenos Aires

MAN - EZE

MANEZE

Manchester

Tue 10/3

19:25-11:45

2 stops19h 20m

Buenos Aires Ministro Pistarini

Wed 18/3

19:30-17:40

1 stop19h 10m

£811

ManchesterBuenos Aires

MAN - EZE

MANEZE

Manchester

Mon 9/3

18:20-08:40

1 stop17h 20m

Buenos Aires Ministro Pistarini

Wed 25/3

19:30-17:40

1 stop19h 10m

£814

ManchesterBuenos Aires

MAN - EZE

MANEZE

Manchester

Fri 22/5

05:50-22:05

1 stop20h 15m

Buenos Aires Ministro Pistarini

Sat 30/5

00:25-10:00

1 stop29h 35m

£820

EdinburghBuenos Aires

EDI - EZE

EDIEZE

Edinburgh Turnhouse

Fri 20/3

06:00-20:20

1 stop17h 20m

Buenos Aires Ministro Pistarini

Sat 4/4

00:30-10:40

1 stop30h 10m

£870

LondonBuenos Aires

LGW - AEP

LGWAEP

London Gatwick

Tue 21/4

20:40-16:00

2 stops23h 20m

Buenos Aires Jorge Newbery

Thu 14/5

12:55-20:00

2 stops27h 05m

£938

LondonBuenos Aires

LGW - AEP

LGWAEP

London Gatwick

Wed 6/5

20:40-18:30

2 stops25h 50m

Buenos Aires Jorge Newbery

Wed 27/5

15:45-20:00

2 stops24h 15m

£939

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Buenos Aires from

How to get the cheapest flight ticket from United Kingdom to Buenos Aires

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?

In general, September is the cheapest month to fly from United Kingdom to Buenos Aires. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £850. If you don’t want to visit Buenos Aires in September, then you should wait until May to fly from United Kingdom, when ticket prices are also cheap, with an average price of £869.

What is the cheapest day to depart on your flight to Buenos Aires?

The cheapest day to depart on your flight to Buenos Aires is on a Monday when prices can be found for as low as £961. 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 United Kingdom because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £1,118.

What is the cheapest United Kingdom to Buenos Aires flight route?

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

How far in advance should I book a flight to Buenos Aires?

You are more likely to see cheaper flights to Buenos Aires from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around £1,006 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from United Kingdom for as low as £845 on momondo.

What cabin class options are available on United Kingdom to Buenos Aires flights?

There are 2 cabin classes available to choose from on United Kingdom to Buenos Aires 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 United Kingdom to Buenos Aires flights?

You could potentially save up to 7% on your flight if you consider stops on a United Kingdom to Buenos Aires flight.

Cheap United Kingdom to Buenos Aires flight deals and tips

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

Best price found

£904

Fastest flight time

16h 20m

Direct flights

Every day

Airports in Buenos Aires

2 airports
The best flight deal from United Kingdom to Buenos Aires found on momondo in the last 72 hours is £904
The fastest flight from United Kingdom to Buenos Aires takes 16h 20m
Direct flights go from United Kingdom to Buenos Aires every day.
There are 2 airports in Buenos Aires. From United Kingdom there are direct flights to Buenos Aires Ministro Pistarini (EZE).
Search flight deals

  • When did momondo last update prices for flights from United Kingdom to Buenos Aires?

    Prices for flights from United Kingdom to Buenos Aires are updated daily.

  • How many operators does momondo search for flights from United Kingdom to Buenos Aires?

  • How old do you have to be to fly from United Kingdom to Buenos Aires?

    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 United Kingdom to Buenos Aires.

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

    The travel and health documents you'll need for your trip to Buenos Aires 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. 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 United Kingdom to Buenos Aires?

Best airlines flying from United Kingdom to Buenos Aires

Compare and see reviews for airlines that fly from United Kingdom to Buenos Aires with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom £654Free CancellationRating
7.7
1,448 reviews
Search KLM flights
IberiaPriceFrom £680Free CancellationRating
7.0
3,102 reviews
Search Iberia flights
Air FrancePriceFrom £686Free CancellationRating
7.4
1,531 reviews
Search Air France flights
AviancaPriceFrom £687Free CancellationRating
6.5
2,496 reviews
Search Avianca flights
Air EuropaPriceFrom £702Free CancellationRating
6.9
586 reviews
Search Air Europa flights
Turkish AirlinesPriceFrom £737Free CancellationRating
7.3
4,210 reviews
Search Turkish Airlines flights
FinnairPriceFrom £740Free CancellationRating
7.6
1,357 reviews
Search Finnair flights
LufthansaPriceFrom £749Free CancellationRating
6.8
7,758 reviews
Search Lufthansa flights
British AirwaysPriceFrom £765Free CancellationRating
6.7
7,711 reviews
Search British Airways flights
American AirlinesPriceFrom £852Free CancellationRating
7.2
11,213 reviews
Search American Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from United Kingdom to Buenos Aires . Millions of users trust and use momondo every year so you are in good hands.

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

Flights from United Kingdom 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 United Kingdom to Buenos Aires?

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

Yes. momondo can track prices for United Kingdom to Buenos Aires flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires
Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport