Cheapest return flights from Sao Paulo to Buenos Aires in December from $183

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

Return flights

17 Dec - 17 Dec LATAM Airlines Group direct
15 Dec - 15 Dec Aerolíneas Argentinas direct
07 Dec - 11 Dec Aerolíneas Argentinas direct
01 Dec - 04 Dec Aerolíneas Argentinas direct
03 Dec - 09 Dec Aerolíneas Argentinas direct
03 Dec - 10 Dec Aerolíneas Argentinas direct
01 Dec - 05 Dec Aerolíneas Argentinas direct
03 Dec - 12 Dec Aerolíneas Argentinas direct
01 Dec - 11 Dec Aerolíneas Argentinas direct
07 Dec - 13 Dec Aerolíneas Argentinas direct
07 Dec - 30 Jan Aerolíneas Argentinas direct
17 Dec - 12 Jan LATAM Airlines Group direct
17 Dec - 28 Jan LATAM Airlines Group direct
11 Dec - 07 Jan LATAM Airlines Group direct
02 Dec - 27 Jan Aerolíneas Argentinas direct
30 Dec - 30 Jan Aerolíneas Argentinas direct
16 Dec - 13 Jan Aerolíneas Argentinas
16 Dec - 16 Jan Aerolíneas Argentinas
21 Dec - 14 Jan LATAM Airlines Group
16 Dec - 06 Jan LATAM Airlines Group

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

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