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Cheap flights from Buenos Aires to the United Kingdom from £451

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 the United Kingdom departing on 3/2. 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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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
01:40 - 10:00
EZE
-
LHR
28h 20m2 stops
Multiple Airlines Logo
09:30 - 14:30
LHR
-
EZE
33h 00m1 stop
£918Multiple Airlines
Mon, 27 Apr - Sun, 31 May
Multiple Airlines Logo
02:25 - 09:45
EZE
-
STN
28h 20m2 stops
Multiple Airlines Logo
06:30 - 13:39
STN
-
EZE
34h 09m3 stops
£919Multiple Airlines
Fri, 6 Feb - Wed, 25 Feb
ITA Airways Logo
13:50 - 12:40
EZE
-
LCY
19h 50m2 stops
ITA Airways Logo
13:15 - 08:45
LCY
-
EZE
22h 30m2 stops
£921ITA Airways
Sun, 1 Mar - Thu, 26 Mar
Avianca Logo
16:55 - 14:35
EZE
-
LHR
18h 40m1 stop
Avianca Logo
22:05 - 00:10
LHR
-
EZE
30h 05m1 stop
£926Avianca
Fri, 27 Mar - Sun, 19 Apr
LATAM Airlines Logo
14:55 - 14:05
AEP
-
LHR
20h 10m1 stop
LATAM Airlines Logo
19:40 - 16:00
LHR
-
AEP
23h 20m2 stops
£927LATAM Airlines
Fri, 13 Mar - Mon, 23 Mar
ITA Airways Logo
13:50 - 16:10
EZE
-
LCY
23h 20m1 stop
ITA Airways Logo
16:45 - 08:45
LCY
-
EZE
19h 00m1 stop
£927ITA Airways
Sun, 15 Mar - Wed, 25 Mar
Avianca Logo
16:55 - 14:35
EZE
-
LHR
18h 40m1 stop
Avianca Logo
22:05 - 00:10
LHR
-
EZE
30h 05m1 stop
£927Avianca
Fri, 27 Mar - Sun, 19 Apr
LATAM Airlines Logo
12:40 - 14:05
AEP
-
LHR
22h 25m1 stop
LATAM Airlines Logo
13:25 - 09:40
LHR
-
AEP
23h 15m2 stops
£940LATAM Airlines
Thu, 5 Feb - Thu, 5 Mar
Air Europa Logo
13:15 - 16:25
EZE
-
LGW
24h 10m1 stop
Air Europa Logo
10:00 - 07:40
LGW
-
EZE
25h 40m1 stop
£950Air Europa
Sun, 22 Feb - Thu, 30 Apr
Air Europa Logo
13:15 - 16:25
EZE
-
LGW
24h 10m1 stop
Air Europa Logo
17:25 - 08:50
LGW
-
EZE
18h 25m1 stop
£967Air Europa
Fri, 13 Mar - Mon, 23 Mar

Avianca flights from Buenos Aires to United Kingdom

Our best Avianca deals on Buenos Aires to United Kingdom flight tickets
Avianca
27 Mar
EZE16:55Buenos Aires Ministro Pistarini
18h 40m
1 stop
LHR14:35London Heathrow
19 Apr
LHR22:05London Heathrow
30h 05m
1 stop
EZE00:10Buenos Aires Ministro Pistarini
£926
Find similar
Avianca
27 Mar
EZE16:55Buenos Aires Ministro Pistarini
18h 40m
1 stop
LHR14:35London Heathrow
19 Apr
LHR22:05London Heathrow
30h 05m
1 stop
EZE00:10Buenos Aires Ministro Pistarini
£927
Find similar
Avianca
28 Jan
EZE16:55Buenos Aires Ministro Pistarini
18h 40m
1 stop
LHR14:35London Heathrow
28 Apr
LHR22:05London Heathrow
30h 05m
1 stop
EZE00:10Buenos Aires Ministro Pistarini
£927
Find similar

Iberia flights from Buenos Aires to United Kingdom

Our best Iberia deals on Buenos Aires to United Kingdom flight tickets
Iberia
7 Apr
EZE18:10Buenos Aires Ministro Pistarini
19h 05m
1 stop
LHR17:15London Heathrow
21 Apr
LHR17:10London Heathrow
18h 25m
1 stop
EZE07:35Buenos Aires Ministro Pistarini
£960
Find similar
Iberia
17 Mar
EZE14:20Buenos Aires Ministro Pistarini
23h 15m
1 stop
LHR16:35London Heathrow
24 Mar
LHR19:40London Heathrow
25h 15m
1 stop
EZE17:55Buenos Aires Ministro Pistarini
£974
Find similar
Iberia
15 Dec
EZE14:20Buenos Aires Ministro Pistarini
17h 30m
1 stop
LGW10:50London Gatwick
31 Dec
LGW19:40London Gatwick
16h 00m
1 stop
EZE08:40Buenos Aires Ministro Pistarini
£1,008
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Buenos Aires to United Kingdom 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 11 December 2025.
Use the filters below to find and compare flights from Buenos Aires to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Buenos AiresLondon

EZE - LHR

EZELHR

Buenos Aires Ministro Pistarini

Mon 27/4

01:40-10:00

2 stops28h 20m

London Heathrow

Sun 31/5

09:30-14:30

1 stop33h 00m

£918

Buenos AiresLondon

EZE - STN

EZESTN

Buenos Aires Ministro Pistarini

Fri 6/2

02:25-09:45

2 stops28h 20m

London Stansted

Wed 25/2

06:30-13:39

3 stops34h 09m

£919

Buenos AiresLondon

EZE - LCY

EZELCY

Buenos Aires Ministro Pistarini

Sun 1/3

13:50-12:40

2 stops19h 50m

London City

Thu 26/3

13:15-08:45

2 stops22h 30m

£921

Buenos AiresLondon

EZE - LHR

EZELHR

Buenos Aires Ministro Pistarini

Fri 27/3

16:55-14:35

1 stop18h 40m

London Heathrow

Sun 19/4

22:05-00:10

1 stop30h 05m

£926

Buenos AiresLondon

AEP - LHR

AEPLHR

Buenos Aires Jorge Newbery

Fri 13/3

14:55-14:05

1 stop20h 10m

London Heathrow

Mon 23/3

19:40-16:00

2 stops23h 20m

£927

Buenos AiresLondon

EZE - LCY

EZELCY

Buenos Aires Ministro Pistarini

Sun 15/3

13:50-16:10

1 stop23h 20m

London City

Wed 25/3

16:45-08:45

1 stop19h 00m

£927

Buenos AiresLondon

EZE - LHR

EZELHR

Buenos Aires Ministro Pistarini

Fri 27/3

16:55-14:35

1 stop18h 40m

London Heathrow

Sun 19/4

22:05-00:10

1 stop30h 05m

£927

Buenos AiresLondon

AEP - LHR

AEPLHR

Buenos Aires Jorge Newbery

Thu 5/2

12:40-14:05

1 stop22h 25m

London Heathrow

Thu 5/3

13:25-09:40

2 stops23h 15m

£940

Buenos AiresLondon

EZE - LGW

EZELGW

Buenos Aires Ministro Pistarini

Sun 22/2

13:15-16:25

1 stop24h 10m

London Gatwick

Thu 30/4

10:00-07:40

1 stop25h 40m

£950

Buenos AiresLondon

EZE - LGW

EZELGW

Buenos Aires Ministro Pistarini

Fri 13/3

13:15-16:25

1 stop24h 10m

London Gatwick

Mon 23/3

17:25-08:50

1 stop18h 25m

£967

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 the United Kingdom from

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

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 United Kingdom?

The cheapest month to fly to United Kingdom from Buenos Aires is in February. Flight prices, which tend to average around £995, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of February, then departing from Buenos Aires during the month March is also very affordable. Most momondo users find prices during this month for around £1,034.

What is the cheapest time of day to depart on your flight to United Kingdom?

The cheapest time of day to fly to United Kingdom is in the evening when flights can be purchased for as low as £918. Try not to purchase tickets in the morning because they tend to be around £1,619. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

How far in advance should I book a flight to United Kingdom?

You are more likely to see cheaper flights to United Kingdom from Buenos Aires when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £1,259 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Buenos Aires for as low as £1,118 on momondo.

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

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

You could potentially save up to 26% on your flight if you consider stops on a Buenos Aires to United Kingdom flight.

Cheap Buenos Aires to United Kingdom flight deals and tips

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

Fastest flight time

15h 45m

Direct flights

Every day

Airports in United Kingdom

1 airport
The fastest flight from Buenos Aires to United Kingdom takes 15h 45m
Direct flights go from Buenos Aires to United Kingdom every day.
There is 1 airport near United Kingdom: London Heathrow (LHR)
Search flight deals

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Buenos Aires to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The travel and health documents required for your trip to United Kingdom 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 United Kingdom. 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 Buenos Aires to United Kingdom?

Best airlines flying from Buenos Aires to United Kingdom

Compare and see reviews for airlines that fly from Buenos Aires to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
IberiaPriceFrom £954Free CancellationRating
7.0
3,045 reviews
Search Iberia flights
British AirwaysPriceFrom £1,007Free CancellationRating
6.7
7,573 reviews
Search British Airways flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Buenos Aires to United Kingdom for you.

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

Yes. momondo allows you to filter the results for Buenos Aires to United Kingdom flights to just show those with flexible booking policies.

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

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

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

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

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