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Cheap flights from the United Kingdom to Buenos Aires from £346

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 21/5. 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.
Avianca Logo
22:05 - 05:40
LHR
-
AEP
35h 35m
1 stop
Avianca Logo
07:00 - 15:35
AEP
-
LHR
28h 35m
1 stop
£730Avianca
Mon, 4 May - Mon, 18 May
Avianca Logo
22:05 - 05:40
LHR
-
AEP
35h 35m
1 stop
Avianca Logo
07:00 - 15:35
AEP
-
LHR
28h 35m
1 stop
£737Avianca
Mon, 4 May - Tue, 19 May
LATAM Airlines Logo
21:20 - 12:00
LHR
-
AEP
18h 40m
1 stop
LATAM Airlines Logo
18:20 - 15:05
AEP
-
LHR
16h 45m
1 stop
£738LATAM Airlines
Sat, 16 May - Sun, 21 Jun
LATAM Airlines Logo
21:20 - 12:00
LHR
-
AEP
18h 40m
1 stop
LATAM Airlines Logo
18:20 - 15:05
AEP
-
LHR
16h 45m
1 stop
£751LATAM Airlines
Sat, 16 May - Fri, 19 Jun
Multiple Airlines Logo
06:50 - 11:20
LGW
-
AEP
32h 30m
3 stops
Multiple Airlines Logo
15:14 - 20:25
AEP
-
LGW
25h 11m
2 stops
£864Multiple Airlines
Mon, 4 May - Mon, 6 Jul
Multiple Airlines Logo
06:00 - 18:20
LGW
-
AEP
40h 20m
3 stops
Multiple Airlines Logo
10:35 - 15:40
AEP
-
LGW
25h 05m
2 stops
£868Multiple Airlines
Sun, 17 May - Tue, 2 Jun
British Airways Logo
11:30 - 10:30
LGW
-
AEP
27h 00m
2 stops
British Airways Logo
10:45 - 20:00
AEP
-
LGW
29h 15m
2 stops
£928British Airways
Sat, 16 May - Mon, 25 May
SWISS Logo
18:00 - 09:40
LCY
-
AEP
19h 40m
2 stops
SWISS Logo
12:55 - 12:35
AEP
-
LCY
19h 40m
2 stops
£1,158SWISS
Mon, 18 May - Thu, 18 Jun
SWISS Logo
18:00 - 09:40
LCY
-
AEP
19h 40m
2 stops
SWISS Logo
12:55 - 12:35
AEP
-
LCY
19h 40m
2 stops
£1,161SWISS
Thu, 3 Sep - Mon, 28 Sep
British Airways Logo
19:30 - 10:30
GLA
-
AEP
19h 00m
2 stops
British Airways Logo
10:45 - 10:05
AEP
-
GLA
19h 20m
2 stops
£1,361British Airways
Thu, 28 May - Mon, 1 Jun

LATAM Airlines flights from United Kingdom to Buenos Aires Jorge Newbery Airport

Our best LATAM Airlines deals on United Kingdom to Buenos Aires Jorge Newbery Airport flight tickets
LATAM Airlines
16 May
LHR21:20London Heathrow
18h 40m
1 stop
AEP12:00Buenos Aires Jorge Newbery
21 Jun
AEP18:20Buenos Aires Jorge Newbery
16h 45m
1 stop
LHR15:05London Heathrow
£738
LATAM Airlines
16 May
LHR21:20London Heathrow
18h 40m
1 stop
AEP12:00Buenos Aires Jorge Newbery
19 Jun
AEP18:20Buenos Aires Jorge Newbery
16h 45m
1 stop
LHR15:05London Heathrow
£751
LATAM Airlines
23 May
LHR21:20London Heathrow
18h 40m
1 stop
AEP12:00Buenos Aires Jorge Newbery
17 Jun
AEP17:00Buenos Aires Jorge Newbery
18h 05m
1 stop
LHR15:05London Heathrow
£765

Avianca flights from United Kingdom to Buenos Aires Jorge Newbery Airport

Our best Avianca deals on United Kingdom to Buenos Aires Jorge Newbery Airport flight tickets
Avianca
4 May
LHR22:05London Heathrow
35h 35m
1 stop
AEP05:40Buenos Aires Jorge Newbery
18 May
AEP07:00Buenos Aires Jorge Newbery
28h 35m
1 stop
LHR15:35London Heathrow
£730
Avianca
4 May
LHR22:05London Heathrow
35h 35m
1 stop
AEP05:40Buenos Aires Jorge Newbery
19 May
AEP07:00Buenos Aires Jorge Newbery
28h 35m
1 stop
LHR15:35London Heathrow
£737
Avianca
17 May
LHR22:05London Heathrow
35h 35m
1 stop
AEP05:40Buenos Aires Jorge Newbery
23 Jun
AEP07:00Buenos Aires Jorge Newbery
28h 35m
1 stop
LHR15:35London Heathrow
£754

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom 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 27 March 2026.
Use the filters below to find and compare flights from the United Kingdom to Buenos Aires Jorge Newbery Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Mon 4/5

22:05-05:40

1 stop35h 35m

Buenos Aires Jorge Newbery

Mon 18/5

07:00-15:35

1 stop28h 35m

£730

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Mon 4/5

22:05-05:40

1 stop35h 35m

Buenos Aires Jorge Newbery

Tue 19/5

07:00-15:35

1 stop28h 35m

£737
Fastest return journey

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Sat 16/5

21:20-12:00

1 stop18h 40m

Buenos Aires Jorge Newbery

Sun 21/6

18:20-15:05

1 stop16h 45m

£738

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Sat 16/5

21:20-12:00

1 stop18h 40m

Buenos Aires Jorge Newbery

Fri 19/6

18:20-15:05

1 stop16h 45m

£751

LondonBuenos Aires

LGW - AEP

LGWAEP

London Gatwick

Mon 4/5

06:50-11:20

3 stops32h 30m

Buenos Aires Jorge Newbery

Mon 6/7

15:14-20:25

2 stops25h 11m

£864

LondonBuenos Aires

LGW - AEP

LGWAEP

London Gatwick

Sun 17/5

06:00-18:20

3 stops40h 20m

Buenos Aires Jorge Newbery

Tue 2/6

10:35-15:40

2 stops25h 05m

£868

LondonBuenos Aires

LGW - AEP

LGWAEP

London Gatwick

Sat 16/5

11:30-10:30

2 stops27h 00m

Buenos Aires Jorge Newbery

Mon 25/5

10:45-20:00

2 stops29h 15m

£928

LondonBuenos Aires

LCY - AEP

LCYAEP

London City

Mon 18/5

18:00-09:40

2 stops19h 40m

Buenos Aires Jorge Newbery

Thu 18/6

12:55-12:35

2 stops19h 40m

£1,158

LondonBuenos Aires

LCY - AEP

LCYAEP

London City

Thu 3/9

18:00-09:40

2 stops19h 40m

Buenos Aires Jorge Newbery

Mon 28/9

12:55-12:35

2 stops19h 40m

£1,161

GlasgowBuenos Aires

GLA - AEP

GLAAEP

Glasgow Intl

Thu 28/5

19:30-10:30

2 stops19h 00m

Buenos Aires Jorge Newbery

Mon 1/6

10:45-10:05

2 stops19h 20m

£1,361

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 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

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

You could potentially save up to 24% on your flight if you consider stops on a United Kingdom to Buenos Aires Jorge Newbery Airport flight.

Cheap United Kingdom to Buenos Aires Jorge Newbery Airport flight deals and tips

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

Fastest flight time

16h 10m

Direct flights

None
The fastest flight from United Kingdom to Buenos Aires Jorge Newbery Airport takes 16h 10m
There are no direct flights from United Kingdom to Buenos Aires Jorge Newbery Airport. There are no popular flight routes from United Kingdom to Buenos Aires Jorge Newbery Airport.
Search flight deals

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

    Prices for flights from United Kingdom to Buenos Aires Jorge Newbery Airport were last updated today.

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

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

    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 United Kingdom to Buenos Aires Jorge Newbery Airport.

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

    The required travel and health documents for your Buenos Aires Jorge Newbery Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Buenos Aires Jorge Newbery Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from United Kingdom to Buenos Aires Jorge Newbery Airport

Compare and see reviews for airlines that fly from United Kingdom to Buenos Aires Jorge Newbery Airport with momondo
Airline
Rating
Free Cancellation
Price
LATAM AirlinesPriceFrom £849Free CancellationRating
7.4
1,902 reviews
Search LATAM Airlines flights

Why use momondo?

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

Finding the right flight to Buenos Aires from United Kingdom is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Buenos Aires quick and easy, saving you time and money.

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

Yes. All flights to Buenos Aires from United Kingdom on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Buenos Aires from United Kingdom. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of United Kingdom to Buenos Aires 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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