Cheapest return flights from Sao Paulo to Buenos Aires in December from $331

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

Return flights

11 Dec - 16 Dec GOL Linhas Aéreas
09 Dec - 16 Dec LATAM Airlines Group
09 Dec - 13 Dec LATAM Airlines Group
11 Dec - 15 Dec LATAM Airlines Group
08 Dec - 13 Dec LATAM Airlines Group
07 Dec - 10 Dec GOL Linhas Aéreas
11 Dec - 18 Dec LATAM Airlines Group
15 Dec - 21 Dec LATAM Airlines Group
03 Dec - 10 Dec LATAM Airlines Group
08 Dec - 12 Dec GOL Linhas Aéreas
25 Dec - 17 Jan LATAM Airlines Group
19 Dec - 11 Jan LATAM Airlines Group
25 Dec - 11 Jan LATAM Airlines Group
27 Dec - 03 Jan Azul Airlines
28 Dec - 03 Jan Azul Airlines
19 Dec - 06 Jan GOL Linhas Aéreas
29 Dec - 04 Jan Azul Airlines
28 Dec - 04 Jan Azul Airlines
30 Dec - 04 Jan GOL Linhas Aéreas
27 Dec - 01 Jan LATAM Airlines Group

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

Skyscanner

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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