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Cheap flights from London to Buenos Aires from £537

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 31/12. Fares are subject to change and may not be available on all flights or dates of travel.
LON — BUE
22 Dec — 29 Dec1
1 adult

The best prices from London to Buenos Aires are usually found in May or January, booked 84 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Find flights from London to Buenos Aires within your budget

Customise your flight search to find flights from London 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, Cheapflights users made 858,174 searches. Data last updated 17 December 2024.

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Fly to

Any airport

Route

Depart

Return

Price

LondonBuenos Aires

LHR - AEP

LHRAEP

London Heathrow

Thu 8/5

17:10-17:00

2 stops27h 50m

Buenos Aires Jorge Newbery

Mon 19/5

10:55-15:05

1 stop24h 10m

£834

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Thu 30/1

09:35-11:05

1 stop28h 30m

Buenos Aires Ministro Pistarini

Thu 27/2

23:10-06:50

2 stops28h 40m

£834

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Tue 21/1

15:00-15:25

2 stops27h 25m

Buenos Aires Ministro Pistarini

Tue 28/1

17:00-07:10

2 stops35h 10m

£840

LondonBuenos Aires

LCY - EZE

LCYEZE

London City

Sat 8/3

08:30-08:45

2 stops27h 15m

Buenos Aires Ministro Pistarini

Wed 19/3

13:45-11:00

1 stop18h 15m

£842

LondonBuenos Aires

LGW - EZE

LGWEZE

London Gatwick

Mon 17/3

17:25-08:50

1 stop18h 25m

Buenos Aires Ministro Pistarini

Tue 1/4

12:15-09:00

1 stop16h 45m

£844

LondonBuenos Aires

LGW - EZE

LGWEZE

London Gatwick

Thu 6/3

06:00-22:25

2 stops43h 25m

Buenos Aires Ministro Pistarini

Sat 22/3

23:55-21:30

2 stops42h 35m

£849

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Fri 7/3

22:35-22:25

2 stops50h 50m

Buenos Aires Ministro Pistarini

Sat 3/5

23:55-15:05

2 stops35h 10m

£852

LondonBuenos Aires

LGW - EZE

LGWEZE

London Gatwick

Thu 8/5

20:40-18:45

2 stops26h 05m

Buenos Aires Ministro Pistarini

Mon 19/5

09:10-20:00

3 stops30h 50m

£865

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Tue 28/1

12:55-11:05

1 stop25h 10m

Buenos Aires Ministro Pistarini

Tue 25/2

23:10-06:50

1 stop28h 40m

£871

LondonBuenos Aires

LHR - EZE

LHREZE

London Heathrow

Wed 12/2

15:45-07:00

1 stop18h 15m

Buenos Aires Ministro Pistarini

Wed 26/2

22:45-20:50

2 stops19h 05m

£871

Flights are sorted by cheapest return flights first.

Deals found on 16/12

Showing 1-10 of 60 results
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Cheap flight deals from London to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Buenos Aires (BUE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 December 2024.

Round-trip from

£834

One-way from

£537

Popular in

December

Cheapest in

May

Average price

£1,292
Finnair
  • Finnair
  • 30/1-27/2
  • 3 total stops
  • 57h 10m total
  • London to Buenos Aires
31/12
  • 31/12
  • 2 total stops
  • 35h 35m total
  • London to Buenos Aires
High demand for flights, 7% potential price rise
Best time to find cheap flights, 3% potential price drop
Average for round-trip flights in December 2024

Find flight deals from London to Buenos Aires

Cheapest flights from London to Buenos Aires
Explore the most affordable flight options available from London to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 December 2024.

Tue 24/1206:30LHR - EZE
2 stops29h 30mDelta
Fri 2/520:10EZE - LHR
2 stops31h 55mDelta
Deal found 16/12£904
Mon 30/1219:40LHR - EZE
1 stop24h 45mBritish Airways
Sat 1/213:35EZE - LHR
1 stop16h 00mBritish Airways
Deal found 16/12£912
Mon 30/1220:15LHR - EZE
2 stops24h 55mLATAM Airlines
Sat 1/219:10EZE - LHR
2 stops39h 55mLATAM Airlines
Deal found 16/12£970
Mon 23/1219:05LHR - EZE
1 stop25h 20mMultiple Airlines
Mon 5/512:15EZE - LHR
1 stop15h 55mMultiple Airlines
Deal found 16/12£987
Mon 30/1208:40LCY - EZE
2 stops27h 20mDelta
Sat 1/222:25EZE - LCY
2 stops30h 45mDelta
Deal found 16/12£1,001
Mon 30/1219:35LGW - EZE
1 stop24h 50mIberia
Sat 1/213:00EZE - LGW
1 stop23h 20mIberia
Deal found 16/12£1,021
Mon 30/1219:40LHR - EZE
1 stop24h 45mIberia
Sat 1/213:00EZE - LHR
1 stop20h 45mIberia
Deal found 16/12£1,024
Mon 30/1210:15LHR - EZE
2 stops23h 45mFinnair
Sat 1/221:00EZE - LHR
1 stop22h 10mFinnair
Deal found 16/12£1,036
Tue 24/1219:10LCY - EZE
1 stop19h 40mSWISS
Wed 22/114:40EZE - LCY
1 stop19h 10mSWISS
Deal found 16/12£1,057
Thu 19/1211:45LHR - EZE
1 stop26h 00mAmerican Airlines
Sat 3/521:30EZE - LHR
1 stop20h 10mAmerican Airlines
Deal found 16/12£1,059
Tue 24/1218:45LGW - EZE
2 stops20h 05mSWISS
Wed 7/513:30EZE - LGW
2 stops24h 25mSWISS
Deal found 16/12£1,066
Tue 24/1217:10LHR - EZE
2 stops21h 40mSWISS
Wed 7/513:30EZE - LHR
2 stops28h 15mSWISS
Deal found 16/12£1,068

Best time to book a flight from London to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from London 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.

Travel insights for flights from London to Buenos Aires

Get recent, data-driven insights about flights from London to Buenos Aires including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a return flight from London to Buenos Aires. Price data was last updated on 13 December 2024.

The price you pay for your flight from London to Buenos Aires may vary depending on when you book. For the best chance of a lower fare, look to book 84 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, June is the cheapest month in which you can book a flight from London to Buenos Aires (average of £953). Flying from London to Buenos Aires in December is currently the most expensive (average of £1,250). 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 LON to BUE?

Find hourly flight availability from London to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 December 2024.

It’s optimal to fly from London to Buenos Aires in the afternoon. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight at midday.

What is the cheapest day to fly from London to Buenos Aires?

Use this chart to determine the cheapest time to fly return from London to Buenos Aires. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London to Buenos Aires flight should consider departing on Monday mornings when fares are most often at their lowest. Friday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from London to Buenos Aires

Explore weekly flight availability from London to Buenos Aires. 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 17 December 2024.

The most flights from LON to BUE are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Buenos Aires ranges from 50.0 - 100.0 inches per month. January is typically the wettest month, when rainfall can reach 100.0 mm. June is typically the driest time to visit Buenos Aires when rainfall is around 50.0 mm.

Temperature in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Buenos Aires, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Buenos Aires

Get insights into the airlines that provide service to Buenos Aires. 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 Buenos Aires. Reviews last updated 17 December 2024.
Get a feel of what it's like to fly with ITA Airways, Iberia and Delta from London to Buenos Aires by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very Good
3,411 reviews

Crew

8.3

Overall

8.1

Food

7.9

Entertainment

8.2

Comfort

8.0

Boarding

8.1

Reviews

1 / 10

Worst experience. The staff at the airport were unprofessional, uncourtious, disrespectful and straight up discriminating. I will never travel via emirates again. And the flight was delayed too.

8.1
Very Good
3,411 reviews
8.1
Very Good
3,411 reviews

Crew

8.3

Overall

8.1

Food

7.9

Entertainment

8.2

Comfort

8.0

Boarding

8.1

Reviews

1 / 10

Worst experience. The staff at the airport were unprofessional, uncourtious, disrespectful and straight up discriminating. I will never travel via emirates again. And the flight was delayed too.

8.0
Very Good
8,615 reviews
8.1
Very Good
3,411 reviews

Crew

8.3

Overall

8.1

Food

7.9

Entertainment

8.2

Comfort

8.0

Boarding

8.1

Reviews

1 / 10

Worst experience. The staff at the airport were unprofessional, uncourtious, disrespectful and straight up discriminating. I will never travel via emirates again. And the flight was delayed too.

8.0
Very Good
896 reviews
8.1
Very Good
3,411 reviews

Crew

8.3

Overall

8.1

Food

7.9

Entertainment

8.2

Comfort

8.0

Boarding

8.1

Reviews

1 / 10

Worst experience. The staff at the airport were unprofessional, uncourtious, disrespectful and straight up discriminating. I will never travel via emirates again. And the flight was delayed too.

7.8
Good
1,351 reviews
8.1
Very Good
3,411 reviews

Crew

8.3

Overall

8.1

Food

7.9

Entertainment

8.2

Comfort

8.0

Boarding

8.1

Reviews

1 / 10

Worst experience. The staff at the airport were unprofessional, uncourtious, disrespectful and straight up discriminating. I will never travel via emirates again. And the flight was delayed too.

7.7
Good
1,287 reviews
8.1
Very Good
3,411 reviews

Crew

8.3

Overall

8.1

Food

7.9

Entertainment

8.2

Comfort

8.0

Boarding

8.1

Reviews

1 / 10

Worst experience. The staff at the airport were unprofessional, uncourtious, disrespectful and straight up discriminating. I will never travel via emirates again. And the flight was delayed too.

Related info for your journey

Find useful and relevant information for your journey from London to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines flying from London to Buenos Aires round-trip?

    Our cheapest airline available from London to Buenos Aires is Finnair. Our recent data shows that you can find tickets from as low as £834 on this airline. Additional options worth looking into are Air Canada and ITA Airways, starting at £840 and £842 round-trip. Finnair is 9% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from London to Buenos Aires one-way?

    One-way options have recently been found by users for as low as £547 on Iberia. Other airlines that offer cheap prices include Avianca from £553 and Aeromexico from £555 one-way.

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

  • What are the cheapest flights from London to Buenos Aires?

    The cheapest flight price from London to Buenos Aires is £749. On average you can expect to pay £938. The most popular route, (London Heathrow - Buenos Aires Ministro Pistarini), can usually be booked for £676.

  • Where are the most common stopover locations when flying from London to Buenos Aires?

  • What are some popular things to do or see while on a stopover in Madrid?

    Spain Building, Plaza Mayor, and Puerta del Sol are currently the most popular points of interest in Madrid at the moment. Those on a stopover in Madrid interested in visiting Spain Building, Plaza Mayor, or Puerta del Sol can do so by traveling 8.5 mi, 8.6 mi, and 8.4 mi, respectively from Madrid Barajas. Travellers can book a car hire at Madrid Barajas for about £20 per day to make their sightseeing more efficient.

  • What are some popular points of interest to see during a stopover in New York?

    The majority of New York visitors spend their time at Times Square, New York City Center, and August Wilson Theater. Times Square, New York City Center, and August Wilson Theater can be visited by travelling about 13.6 mi, 13.6 mi, and 13.7 mi respectively from New York John F Kennedy Intl. Those on a stopover in New York in need of a car hire can book one at New York John F Kennedy Intl for about £44.

  • Where are the least popular stopover locations for London to Buenos Aires flights?

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London to Buenos Aires 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 London to Buenos Aires?

    Currently, June is the cheapest month in which you can book a flight from London to Buenos Aires (average of £953). Flying from London to Buenos Aires in December is currently the most expensive (average of £1,250). 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

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Fly from London to Buenos Aires on these airlines

Choose from the following airlines for your flight from London to Buenos Aires. Flights are based on user searches made on Cheapflights and were last updated on 17 December 2024.

Top 10 airlines flying from London to Buenos Aires

Discover the top 10 airlines that operate flights from London to Buenos Aires. 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 17 December 2024.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£610Average£891FlexibilityNo cancel feeOn-time77%
Search Air France flights
Air EuropaCheapest£637Average£956FlexibilityNo cancel feeOn-time83%
Search Air Europa flights
Air CanadaCheapest£683Average£716FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Turkish AirlinesCheapest£689Average£711FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
IberiaCheapest£729Average£928FlexibilityNo cancel feeOn-time77%
Search Iberia flights
FinnairCheapest£743Average£849FlexibilityNo cancel feeOn-time76%
Search Finnair flights
LufthansaCheapest£755Average£928FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£791Average£1,002FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£834Average£1,215FlexibilityNo cancel feeOn-time75%
Search KLM flights
LATAM AirlinesCheapest£891Average£1,253FlexibilityNo cancel feeOn-time81%
Search LATAM Airlines 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 London to Buenos Aires?

Deals for London to Buenos Aires 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 London to Buenos Aires?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Buenos Aires from London.

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

Yes, we can. To see specific flights from London to Buenos Aires with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Not ready to book yet? You can track prices for flights from London to Buenos Aires on Cheapflights with our Price Alert feature and get notified when better prices are available.

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