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

Return flights

21 Aug - 10 Sep	LATAM Airlines Group
20 Aug - 10 Sep	LATAM Airlines Group
20 Aug - 03 Sep	LATAM Airlines Group
18 Aug - 02 Sep	LATAM Airlines Group
14 Aug - 01 Sep	LATAM Airlines Group
21 Aug - 06 Sep	TAP
18 Aug - 01 Sep	LATAM Airlines Group
19 Aug - 02 Sep	SWISS
19 Aug - 03 Sep	SWISS
19 Aug - 04 Sep	easyJet
21 Aug - 28 Aug	LATAM Airlines Group
18 Aug - 30 Aug	LATAM Airlines Group
09 Aug - 21 Aug	TAP
04 Aug - 11 Aug	KLM
05 Aug - 20 Aug	easyJet
01 Aug - 18 Aug	SWISS
01 Aug - 11 Aug	ITA Airways

Also check the deals for one-way flights from Geneva 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 Geneva to Buenos Aires in August from 1231€

Return flights