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

Return flights

17 Aug - 01 Sep	Delta
12 Aug - 19 Aug	Vueling Airlines
17 Aug - 04 Sep	Delta
14 Aug - 29 Aug	Wizz Air
22 Aug - 31 Aug	Iberia
24 Aug - 31 Aug	Iberia
31 Aug - 25 Sep	Air Europa
07 Aug - 28 Aug	American Airlines
21 Aug - 25 Aug	Iberia
22 Aug - 29 Aug	Iberia
29 Aug - 23 Sep	Air Europa
17 Aug - 11 Sep	Iberia For Level
05 Aug - 26 Aug	Vueling Airlines
15 Aug - 18 Aug	easyJet
14 Aug - 18 Aug	easyJet
31 Aug - 14 Sep	Air Europa
26 Aug - 26 Sep	easyJet
29 Aug - 07 Sep	Air Europa
21 Aug - 01 Sep	easyJet
20 Aug - 03 Sep	Iberia

Also check the deals for one-way flights from London to Buenos Aires 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 London to Buenos Aires in August from $1286

Return flights