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London to Buenos Aires flights in February 2027 from $584 LCY, LGW, LHR, LTN, SEN, STN → AEP, EZE

London City Airport (LCY), London Gatwick Airport (LGW), London Heathrow Airport (LHR), London Luton Airport (LTN), London Southend Airport (SEN), Stansted Airport (STN) → Jorge Newbery Airport (AEP), Ministro Pistarini Airport (EZE)

For departures in February 2027, the cheapest return found recently is $1,227 with avianca airlines, 10 Feb 2027 – 27 Feb 2027, found 12 hours ago. The cheapest one-way found recently is $584 with avianca airlines, 22 Feb 2027, found 2 days ago.

Return

In February 2027, the cheapest return fare on each of 7 departure dates is usually $1,180 to $1,237. Across all 18 departure dates we hold on this route, it is usually $1,192 to $1,512. Of the 2 months with enough return fares to compare, February 2027 is usually the cheapest.

Cheapest return found recently

$1,227

10 Feb 2027 – 27 Feb 2027 · avianca airlines

London Heathrow Airport (LHR) → Ministro Pistarini Airport (EZE)

out 1 stop, back 1 stop

found 12 hours ago

See prices for these datesCheck today's price

Cheapest we hold, of any age

$1,118

20 Feb 2027 – 8 Mar 2027 · Wizz Air Malta

London Luton Airport (LTN) → Ministro Pistarini Airport (EZE)

out 2 stops, back 2 stops

found 4 days ago

See prices for these datesCheck today's price

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The cheapest dates in February 2027

DatesFromAirlineStopsFound
20 Feb 2027 – 8 Mar 2027$1,118Wizz Air Maltaout 2 stops, back 2 stopsfound 4 days agoSee prices for these dates
2 Feb 2027 – 28 Feb 2027$1,135Wizz Air UKout 2 stops, back 2 stopsfound 6 days agoSee prices for these dates
9 Feb 2027 – 24 Feb 2027$1,225Wizz Air Maltaout 1 stop, back 1 stopfound 6 days agoSee prices for these dates
10 Feb 2027 – 27 Feb 2027$1,227avianca airlinesout 1 stop, back 1 stopfound 12 hours agoSee prices for these dates
1 Feb 2027 – 1 Apr 2027$1,232avianca airlinesout 1 stop, back 1 stopfound todaySee prices for these dates

Every date we hold

7 departure dates

1 Feb 2027 – 1 Apr 2027: $1,232, found today2 Feb 2027 – 28 Feb 2027: $1,135, found 6 days ago9 Feb 2027 – 24 Feb 2027: $1,225, found 6 days ago10 Feb 2027 – 27 Feb 2027: $1,227, found 12 hours ago13 Feb 2027 – 13 Mar 2027: $1,388, found 6 days ago15 Feb 2027 – 18 Mar 2027: $1,242, found 6 days ago20 Feb 2027 – 8 Mar 2027: $1,118, found 4 days agoFeb
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 Feb 2027 – 1 Apr 2027$1,232avianca airlinesLondon Heathrow Airport (LHR) → Ministro Pistarini Airport (EZE)out 1 stop, back 1 stopfound todaySee prices for these dates
2 Feb 2027 – 28 Feb 2027$1,135Wizz Air UKLondon Luton Airport (LTN) → Ministro Pistarini Airport (EZE)out 2 stops, back 2 stopsfound 6 days agoSee prices for these dates
9 Feb 2027 – 24 Feb 2027$1,225Wizz Air MaltaLondon Luton Airport (LTN) → Ministro Pistarini Airport (EZE)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
10 Feb 2027 – 27 Feb 2027$1,227avianca airlinesLondon Heathrow Airport (LHR) → Ministro Pistarini Airport (EZE)out 1 stop, back 1 stopfound 12 hours agoSee prices for these dates
13 Feb 2027 – 13 Mar 2027$1,388Wizz Air MaltaLondon Luton Airport (LTN) → Ministro Pistarini Airport (EZE)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
15 Feb 2027 – 18 Mar 2027$1,242avianca airlinesLondon Heathrow Airport (LHR) → Ministro Pistarini Airport (EZE)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
20 Feb 2027 – 8 Mar 2027$1,118Wizz Air MaltaLondon Luton Airport (LTN) → Ministro Pistarini Airport (EZE)out 2 stops, back 2 stopsfound 4 days agoSee prices for these dates

Which month looks cheapest?

February 2027 is the cheapest month — from $1,118.

November 2026From $1,4082 departure dates17 Nov – 17 Dec · found 5 days agoSee prices for these dates
December 2026From $1,3992 departure dates6 Dec – 22 Dec · found yesterdaySee prices for these dates
January 2027From $1,3514 departure dates9 Jan 2027 – 2 Feb 2027 · found 2 days agoSee prices for these dates
February 2027From $1,118Cheapest seen7 departure dates20 Feb 2027 – 8 Mar 2027 · found 4 days agoSee prices for these dates
March 2027From $1,1801 departure date3 Mar 2027 – 21 Mar 2027 · found 6 days agoSee prices for these dates
April 2027From $1,1821 departure date30 Apr 2027 – 7 May 2027 · found 2 days agoSee prices for these dates
May 2027From $1,1821 departure date2 May 2027 – 6 May 2027 · found 2 days agoSee prices for these dates

One-way

We hold one-way fares on only 1 departure date in February 2027, too few to say what one usually costs.

Cheapest one-way found recently

$584

22 Feb 2027 · avianca airlines

Stansted Airport (STN) → Ministro Pistarini Airport (EZE)

3 stops

found 2 days ago

Open this tripCheck today's price

It is also the cheapest one-way we hold, of any age.

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The cheapest dates in February 2027

DatesFromAirlineStopsFound
22 Feb 2027$584avianca airlines3 stopsfound 2 days agoOpen this trip

Every date we hold

1 departure date

See every date as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
22 Feb 2027$584avianca airlinesStansted Airport (STN) → Ministro Pistarini Airport (EZE)3 stopsfound 2 days agoOpen this trip

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work