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Cheap flights from Buenos Aires to the United Kingdom from £463

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
BUE — LHR
27 May — 3 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Buenos Aires to United Kingdom

Enter your travel dates to find the best prices.

Cheapest flights from Buenos Aires to United Kingdom
Explore the most affordable flight options available from Buenos Aires to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 April 2026.

Mon 2/1113:00
EZE
-
EDI
1 stop22h 50m
Multiple Airlines
Mon 23/1116:35
EDI
-
EZE
1 stop28h 20m
Multiple Airlines
Deal found 26/4£867
Mon 5/1016:35
EZE
-
EDI
2 stops34h 45m
Multiple Airlines
Mon 12/1009:00
EDI
-
EZE
2 stops34h 40m
Multiple Airlines
Deal found 25/4£952
Thu 13/819:45
EZE
-
EDI
2 stops40h 05m
Multiple Airlines
Mon 7/906:20
EDI
-
EZE
1 stop30h 45m
Multiple Airlines
Deal found 22/4£963
Tue 11/821:10
EZE
-
EDI
1 stop31h 20m
American Airlines
Tue 20/1010:30
EDI
-
EZE
1 stop28h 35m
American Airlines
Deal found 26/4£986
Thu 24/916:35
EZE
-
EDI
2 stops34h 45m
Multiple Airlines
Mon 5/1009:00
EDI
-
EZE
2 stops34h 40m
Multiple Airlines
Deal found 26/4£989
Sun 4/1013:15
EZE
-
LHR
2 stops24h 30m
Multiple Airlines
Sat 24/1022:05
LHR
-
EZE
1 stop21h 45m
Multiple Airlines
Deal found 23/4£1,000
Thu 24/920:45
EZE
-
EDI
2 stops31h 45m
American Airlines
Mon 5/1010:30
EDI
-
EZE
1 stop28h 35m
American Airlines
Deal found 26/4£1,000
Tue 30/612:10
EZE
-
STN
1 stop15h 45m
Multiple Airlines
Thu 10/917:35
STN
-
EZE
1 stop19h 30m
Multiple Airlines
Deal found 22/4£1,000
Thu 11/602:20
EZE
-
LHR
1 stop32h 45m
Multiple Airlines
Tue 23/622:05
LHR
-
EZE
1 stop21h 35m
Multiple Airlines
Deal found 23/4£1,001
Tue 22/913:15
EZE
-
LHR
2 stops29h 40m
TAP AIR PORTUGAL
Tue 13/1008:00
LHR
-
EZE
3 stops32h 25m
TAP AIR PORTUGAL
Deal found 23/4£1,002
Wed 10/616:35
EZE
-
LGW
2 stops22h 10m
Multiple Airlines
Wed 24/606:00
LGW
-
EZE
2 stops32h 00m
Multiple Airlines
Deal found 22/4£1,003
Sat 6/607:10
EZE
-
LTN
2 stops30h 55m
Multiple Airlines
Sat 13/605:40
LTN
-
EZE
2 stops28h 00m
Multiple Airlines
Deal found 22/4£1,003

Find flight deals from Buenos Aires to United Kingdom

Keep the following information in mind while searching for Buenos Aires to United Kingdom flight deals. Data was last updated 27 April 2026.

Round-trip from

£952

One-way from

£463

Popular in

January

Cheapest in

March

Average price

£1,217
5/10-12/10
  • 5/10-12/10
  • 4 total stops
  • 69h 25m total
  • Buenos Aires to United Kingdom
Search Deals
10/6
  • 10/6
  • 2 total stops
  • 31h 30m total
  • Buenos Aires to United Kingdom
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£25 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 27 April 2026.
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

Cheapest return flight

Buenos AiresLondon

AEP - LTN

AEPLTN

Buenos Aires Jorge Newbery

Thu 11/6

11:45-13:15

2 stops21h 30m

London Luton

Thu 18/6

08:00-11:20

3 stops31h 20m

£1,013

Buenos AiresLondon

EZE - LHR

EZELHR

Buenos Aires Ministro Pistarini

Mon 28/9

10:50-09:10

1 stop18h 20m

London Heathrow

Wed 14/10

20:50-18:00

1 stop25h 10m

£1,031

Buenos AiresLondon

AEP - LGW

AEPLGW

Buenos Aires Jorge Newbery

Mon 28/9

14:30-20:25

2 stops25h 55m

London Gatwick

Wed 14/10

16:25-09:20

3 stops44h 55m

£1,043

Buenos AiresLondon

EZE - LGW

EZELGW

Buenos Aires Ministro Pistarini

Thu 18/6

19:45-23:10

1 stop23h 25m

London Gatwick

Wed 1/7

07:10-18:00

1 stop38h 50m

£1,044

Buenos AiresEdinburgh

EZE - EDI

EZEEDI

Buenos Aires Ministro Pistarini

Mon 5/10

21:10-08:30

1 stop31h 20m

Edinburgh Turnhouse

Mon 12/10

13:20-11:05

2 stops25h 45m

£1,045

Buenos AiresLondon

EZE - LHR

EZELHR

Buenos Aires Ministro Pistarini

Wed 14/10

10:50-09:10

1 stop18h 20m

London Heathrow

Wed 4/11

09:55-17:55

1 stop35h 00m

£1,053

Buenos AiresLondon

EZE - LTN

EZELTN

Buenos Aires Ministro Pistarini

Mon 24/8

10:50-11:00

1 stop20h 10m

London Luton

Tue 1/9

05:40-09:05

1 stop31h 25m

£1,058

Buenos AiresLondon

EZE - LTN

EZELTN

Buenos Aires Ministro Pistarini

Sun 23/8

19:45-01:35

2 stops25h 50m

London Luton

Tue 1/9

05:40-09:05

1 stop31h 25m

£1,072

Buenos AiresLondon

EZE - LHR

EZELHR

Buenos Aires Ministro Pistarini

Tue 23/6

13:15-17:45

2 stops24h 30m

London Heathrow

Fri 11/9

18:45-17:45

2 stops27h 00m

£1,088

Buenos AiresLondon

EZE - STN

EZESTN

Buenos Aires Ministro Pistarini

Sat 15/8

23:55-09:55

2 stops30h 00m

London Stansted

Sun 23/8

17:35-22:25

2 stops32h 50m

£1,118

Flights are sorted by cheapest return flights first.

Deals found on 27/4

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Buenos Aires to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Buenos Aires with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Buenos Aires to the United Kingdom

How far ahead should I book a flight from Buenos Aires to United Kingdom?

The best time to book flights from Buenos Aires to United Kingdom is 75 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Buenos Aires to United Kingdom?

Currently, January is the cheapest month in which you can book a flight from Buenos Aires to United Kingdom (average of £83). Flying from Buenos Aires to United Kingdom in November is currently the most expensive (average of £695). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BUE to GB?

Find hourly flight availability from Buenos Aires to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 April 2026.

When flying from Buenos Aires to United Kingdom, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Buenos Aires to United Kingdom

Explore weekly flight availability from Buenos Aires to United Kingdom. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 27 April 2026.

The most flights from BUE to GB0 are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

How often are flights from Buenos Aires to the United Kingdom delayed?

About 40% of weekly flights between Buenos Aires and United Kingdom have experienced delays in the past year, with the average delay time being 139 minutes.

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

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

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

Friday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to United Kingdom. Reviews last updated 27 April 2026.
Read reviews from past customers who have flown with KLM,LATAM Airlines, andIberia from Buenos Aires to the United Kingdom. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,508 reviews
Check prices

Crew

8.4

Comfort

7.7

Entertainment

7.1

Boarding

7.8

Food

7.3

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.8
Good
1,508 reviews
KLM
7.8
Good
1,508 reviews
Check prices

Crew

8.4

Comfort

7.7

Entertainment

7.1

Boarding

7.8

Food

7.3

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
LATAM Airlines
7.4
Good
1,913 reviews
KLM
7.8
Good
1,508 reviews
Check prices

Crew

8.4

Comfort

7.7

Entertainment

7.1

Boarding

7.8

Food

7.3

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Iberia
7.0
Good
3,202 reviews
KLM
7.8
Good
1,508 reviews
Check prices

Crew

8.4

Comfort

7.7

Entertainment

7.1

Boarding

7.8

Food

7.3

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Air Europa
6.9
Okay
605 reviews
KLM
7.8
Good
1,508 reviews
Check prices

Crew

8.4

Comfort

7.7

Entertainment

7.1

Boarding

7.8

Food

7.3

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
British Airways
6.7
Okay
7,927 reviews
KLM
7.8
Good
1,508 reviews
Check prices

Crew

8.4

Comfort

7.7

Entertainment

7.1

Boarding

7.8

Food

7.3

Overall

7.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Related info for your journey

Find useful and relevant information for your journey from Buenos Aires to United Kingdom. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Buenos Aires to United Kingdom?

    Airlines like LEVEL, TAP AIR PORTUGAL, and American Airlines fly from Buenos Aires to United Kingdom in about 18h 20m. The time it takes to get you to your destination can typically vary by up to 13h. Airlines will cover a distance of 6915 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Buenos Aires to United Kingdom?

    The most popular route from Buenos Aires to United Kingdom is Buenos Aires Ministro Pistarini - London Heathrow. You may also consider Buenos Aires Ministro Pistarini - London Gatwick or Buenos Aires Ministro Pistarini - London City.

  • Can I find deals for flights from Buenos Aires to United Kingdom that include hotel bookings?

    Yes. In addition to deals on Buenos Aires to United Kingdom flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Buenos Aires to United Kingdom?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buenos Aires to United Kingdom.

  • Can I find deals for business class flights from Buenos Aires to United Kingdom?

    Yes. Cheapflights offers flight deals from Buenos Aires to United Kingdom by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Buenos Aires to United Kingdom?

    Currently, January is the cheapest month in which you can book a flight from Buenos Aires to United Kingdom (average of £83). Flying from Buenos Aires to United Kingdom in November is currently the most expensive (average of £695). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Buenos Aires to United Kingdom

Discover the top airline that operate flights from Buenos Aires to United Kingdom. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 27 April 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£992Average£1,635FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Buenos Aires to United Kingdom?

Deals for Buenos Aires to United Kingdom flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Buenos Aires to United Kingdom?

Cheapflights simply makes it quick and affordable to book flights from Buenos Aires to United Kingdom by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Buenos Aires to United Kingdom with no change fees?

Need flexible booking options for your flight to United Kingdom from Buenos Aires? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Buenos Aires to United Kingdom become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to United Kingdom from Buenos Aires today and book when prices fit your budget.

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