AirHint found the following cheapest return flights from Buenos Aires (AEP) to London (LGW) in August 2025 (see full year).

Return flights

12 Aug - 26 Aug	LATAM Airlines Group
21 Aug - 06 Sep	Aerolineas Argentinas
01 Aug - 31 Aug	Sky Airline
13 Aug - 31 Aug	Sky Airline
12 Aug - 19 Aug	LATAM Airlines Group
12 Aug - 27 Aug	Aerolineas Argentinas
03 Aug - 25 Aug	JetSmart
04 Aug - 12 Aug	GOL Linhas Aéreas
09 Aug - 22 Aug	LATAM Airlines Group
12 Aug - 10 Sep	LATAM Airlines Group
21 Aug - 29 Sep	Aerolineas Argentinas
20 Aug - 13 Sep	Flybondi
28 Aug - 29 Sep	Sky Airline
14 Aug - 28 Aug	Avianca
30 Aug - 06 Sep	GOL Linhas Aéreas
29 Aug - 29 Sep	Aerolineas Argentinas
27 Aug - 29 Sep	LATAM Airlines Group
20 Aug - 29 Sep	Aerolineas Argentinas
03 Aug - 19 Aug	Flybondi
04 Aug - 08 Sep	Aerolineas Argentinas

Also check the deals for one-way flights from Buenos Aires to London in August.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Buenos Aires to London in August from $1174

Return flights