Cheap flights from London to Buenos Aires

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The best prices from London to Buenos Aires are usually found in May or November, booked 60 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

How to find the cheapest flight from
London (LON) to Buenos Aires (BUE)

All the information you need to plan the best LON to BUE flight in 2021: compare London to Buenos Aires flight prices with the expected peak season, weather and rainfall in Buenos Aires.
LON - BUE
Price
£532 - £870
BUE
Temperature
15 - 29 °C
BUE
Precipitation
40 - 122 mm

Popular in

December

High demand for flights, 31% potential price rise

Cheapest in

May

Best time to find cheap flights, 11% potential price drop

Round-trip from

£532

From London to Buenos Aires

One-way from

£262

One-way flight from London to Buenos Aires

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly return from London to Buenos Aires?

Friday flights are found to be more expensive to fly from London to Buenos Aires. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Buenos Aires.

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

To save on the cost of your flight from London to Buenos Aires, book at least 61 days before your planned departure. Booking around this time can save you about 11% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £704 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £704.

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

May is one of the best times of the year to fly to Buenos Aires from London. Prices for May average £597 per person but you can even find prices for as low as £434. The most expensive prices can be found in the month of December. Opting for a May flight can save you 45% on your journey compared to booking in May

When is the cheapest time to fly from London to Buenos Aires (LON - BUE)?

It’s optimal to fly from London to Buenos Aires at midday. By choosing this option you can save up to 13% on the cost of your flight, compared to a flight in the morning.

Cheap flights from London to Buenos Aires in September, October 2021

The best prices found for LON to BUE flights in September, October
1 Oct - 13 Oct
£460pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
SWISS
   
2 STOPS
LHR
London Heathrow
19 Oct - 3 Nov
£468pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
Lufthansa
 
1 STOP
LHR
London Heathrow
1 Oct - 13 Oct
£469pp
LCY
London City
Multiple airlines
 
1 STOP
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
SWISS
   
2 STOPS
LCY
London City

London to Buenos Aires 2021 flight deals

Cheap flights to Buenos Aires from London found for this year
15 Nov - 22 Nov
£450pp
STN
London Stansted
Multiple airlines
 
1 STOP
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
Multiple Airlines
 
1 STOP
STN
London Stansted
25 Dec - 1 Feb
£453pp
LHR
London Heathrow
Multiple airlines
     
3 STOPS
AEP
Buenos Aires Jorge Newbery
AEP
Buenos Aires Jorge Newbery
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
2 Dec - 28 Jan
£454pp
LGW
London Gatwick
Air Europa
 
1 STOP
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
Air Europa
 
1 STOP
LGW
London Gatwick

Direct flights to Buenos Aires from London

Save time with London to Buenos Aires direct flight deals
20 Jan - 27 Jan
£577pp
LHR
London Heathrow
British Airways
Direct
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
British Airways
Direct
LHR
London Heathrow
1 Jan - 30 Jan
£579pp
LHR
London Heathrow
British Airways
Direct
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
British Airways
Direct
LHR
London Heathrow
24 Nov - 29 Nov
£589pp
LHR
London Heathrow
British Airways
Direct
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
British Airways
Direct
LHR
London Heathrow

Last-minute flights from London to Buenos Aires

Late deals on return flights to Buenos Aires from London, departing today and this week
27 Sep - 12 Oct
£631pp
LGW
London Gatwick
Air Europa
 
1 STOP
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
Air Europa
 
1 STOP
LGW
London Gatwick
27 Sep - 18 Mar
£632pp
LGW
London Gatwick
Air Europa
 
1 STOP
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
Air Europa
 
1 STOP
LGW
London Gatwick
24 Sep - 26 Sep
£743pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
EZE
Buenos Aires Ministro Pistarini
EZE
Buenos Aires Ministro Pistarini
KLM
 
1 STOP
LHR
London Heathrow

One-way flights to Buenos Aires from London

The cheapest one-way flights from London to Buenos Aires
12:05 - 06:10
Multiple Airlines
1 stop
21h 05m
LTN - EZE
Multiple Airlines
£262
Trip.com
13:10 - 06:10
Multiple Airlines
1 stop
20h 00m
STN - EZE
Multiple Airlines
£265
Trip.com
04:25 - 06:10
Multiple Airlines
1 stop
28h 45m
LGW - EZE
Multiple Airlines
£269
Trip.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">London</span> to <span class="emphasized">Buenos Aires</span> flights.

Flight FAQs

From London to Buenos Aires

Which airlines flying from London to Buenos Aires have flexible cancellations due to COVID-19?

Some of the carriers operating flights from London to Buenos Aires that may be offering flexible cancellation policies are British Airways, Norwegian Air UK, and Iberia. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Are flight prices decreasing from London to Buenos Aires due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both London and Buenos Aires for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from London to Buenos Aires for under £500 on Cheapflights?

Yes, there are multiple flights from London to Buenos Aires for under £500. The cheapest flight booked recently is on Air Europa for just £413, but on average you can expect to pay £432.

Are there direct flights from London to Buenos Aires for under £600 on Cheapflights?

Cheapflights has 20 direct flights from London to Buenos Aires under £600. A good price for a direct flight from London to Buenos Aires is less than £647.

Are there last-minute flights available from London to Buenos Aires for under £700?

There are currently 20+ open flights from London to Buenos Aires within the next 7 days for less than £700.

What are the cheapest airlines flying from London to Buenos Aires return?

Our cheapest airline available from London to Buenos Aires is Air Europa. Our recent data shows that you can find tickets from as low as £413 on this airline. An additional option worth looking into is Lufthansa, starting at £451. Air Europa is 30% cheaper than the average price of flights available within the next 90 days to this destination.

COVID Restrictions

View COVID Travel Restrictions for Buenos Aires, Argentina

Do I need a COVID test to fly to Buenos Aires from London?

Information is based on travel restrictions from London to Buenos Aires

Most visitors from London will not be allowed to enter Buenos Aires.

COVID-19 testing requirements
Visitors from London must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Buenos Aires.

Quarantine requirements
Visitors from London are not required to quarantine after entering Buenos Aires.

Documents
Contact-Tracing App - Must be downloaded for a minimum period of 14 days.


Do I need a test to fly back to London from Buenos Aires?

Returning to London from Buenos Aires

COVID-19 testing requirements
Visitors from Buenos Aires must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to London.

Quarantine requirements
Visitors from Buenos Aires are not required to quarantine after entering London.

Hide COVID Travel Restrictions for Buenos Aires, Argentina

Destination information for Buenos Aires

Things to know before you go - useful duration and weather info for your trip from London to Buenos Aires.
Today's exchange rate
£1 = $135.67
Average temperature for September in Buenos Aires
19.0 °C
Avg rainfall for September in Buenos Aires
43.0 mm

Airports servicing London

Gatwick (LGW)
Stansted (STN)
London City (LCY)
Luton (LTN)
Southend (SEN)

Airports servicing Buenos Aires

Buenos Aires Ministro Pistarini (EZE)
Buenos Aires Jorge Newbery (AEP)

Top 10 airlines flying from London to Buenos Aires

The chart below displays the airlines Cheapflights users travelling from London to Buenos Aires choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Norwegian Air UK
£510 £695 No cancel fee N/A
Search Norwegian Air UK flights
Norwegian
£507 £719 No cancel fee 74%
Search Norwegian flights
Air Europa
£571 £783 No cancel fee 83%
Search Air Europa flights
Alitalia
£685 £845 No cancel fee 81%
Search Alitalia flights
LATAM Airlines
£560 £848 No cancel fee 81%
Search LATAM Airlines flights
Iberia
£606 £896 No cancel fee 77%
Search Iberia flights
British Airways
£625 £899 No cancel fee 70%
Search British Airways flights
SWISS
£636 £900 No cancel fee 79%
Search SWISS flights
KLM
£570 £928 No cancel fee 75%
Search KLM flights
Lufthansa
£551 £1,217 No cancel fee 76%
Search Lufthansa flights
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