Cheapest return flights from Sao Paulo to Buenos Aires in May from $342

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

Return flights

29 May - 31 May GOL Linhas Aéreas
06 May - 22 May GOL Linhas Aéreas
06 May - 10 May GOL Linhas Aéreas
14 May - 12 Jun GOL Linhas Aéreas
07 May - 22 May GOL Linhas Aéreas
06 May - 13 May GOL Linhas Aéreas
05 May - 13 May GOL Linhas Aéreas
14 May - 20 May GOL Linhas Aéreas
24 May - 31 May LATAM Airlines Group
18 May - 25 May GOL Linhas Aéreas
13 May - 20 May GOL Linhas Aéreas
30 May - 12 Jun GOL Linhas Aéreas
29 May - 06 Jun GOL Linhas Aéreas
30 May - 07 Jun GOL Linhas Aéreas
18 May - 18 Jun GOL Linhas Aéreas

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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