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

Return flights

04 Dec - 07 Dec	LATAM Airlines Group
04 Dec - 13 Dec	LATAM Airlines Group
03 Dec - 13 Dec	LATAM Airlines Group
05 Dec - 12 Dec	LATAM Airlines Group
08 Dec - 15 Dec	Iberia
10 Dec - 27 Jan	LATAM Airlines Group
27 Dec - 13 Jan	TAP
12 Dec - 14 Dec	Iberia
13 Dec - 27 Dec	LATAM Airlines Group
09 Dec - 12 Jan	TAP
23 Dec - 21 Jan	Iberia
29 Dec - 11 Jan	LATAM Airlines Group
25 Dec - 16 Jan	LATAM Airlines Group
25 Dec - 12 Jan	LATAM Airlines Group
27 Dec - 09 Jan	Jet2
15 Dec - 01 Jan	Iberia
26 Dec - 06 Jan	easyJet
22 Dec - 29 Dec	easyJet

Also check the deals for one-way flights from Geneva to Buenos Aires in December.

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 December from 1032€

Return flights