Cheapest return flights from Porto Alegre to Buenos Aires in September from 338€

Best time to book flights for Porto Alegre (POA) to Buenos Aires (AEP) flights at AirHint

AirHint found the following cheapest return flights from Porto Alegre (POA) to Buenos Aires (AEP) in September 2025 (see full year).

Return flights

19 Sep - 24 Sep Aerolineas Argentinas direct
03 Sep - 10 Sep GOL Linhas Aéreas
09 Sep - 16 Sep GOL Linhas Aéreas direct
26 Sep - 02 Oct GOL Linhas Aéreas
11 Sep - 15 Sep GOL Linhas Aéreas direct
04 Sep - 09 Sep GOL Linhas Aéreas
19 Sep - 21 Sep Aerolineas Argentinas direct

Also check the deals for one-way flights from Porto Alegre to Buenos Aires in September.

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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