Cheapest return flights from Sao Paulo to Buenos Aires in May from $258

AirHint found the following cheapest return flights from Sao Paulo (GRU) to Buenos Aires (AEP) in May 2026 (see full year).

Return flights

20 May - 04 Jun GOL Linhas Aéreas direct
13 May - 20 May Aerolineas Argentinas direct
01 May - 04 May Aerolineas Argentinas direct
02 May - 11 May Aerolineas Argentinas direct
04 May - 08 May Aerolineas Argentinas direct
04 May - 11 May Aerolineas Argentinas direct
08 May - 18 May Aerolineas Argentinas direct
14 May - 19 May Aerolineas Argentinas direct
17 May - 20 May Aerolineas Argentinas direct
20 May - 24 May Aerolineas Argentinas direct
11 May - 16 May Aerolineas Argentinas direct

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

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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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