Cheapest return flights from Porto Alegre to Buenos Aires in October from $293

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

Return flights

23 Oct - 30 Oct Aerolineas Argentinas direct
10 Oct - 13 Oct GOL Linhas Aéreas
02 Oct - 09 Oct Aerolineas Argentinas direct
16 Oct - 23 Oct Aerolineas Argentinas direct
11 Oct - 13 Oct Aerolineas Argentinas direct
14 Oct - 18 Oct GOL Linhas Aéreas direct
18 Oct - 20 Oct GOL Linhas Aéreas direct
24 Oct - 31 Oct GOL Linhas Aéreas
15 Oct - 22 Oct GOL Linhas Aéreas
14 Oct - 21 Oct GOL Linhas Aéreas direct

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

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.

Book a cheap hotel in Buenos Aires

Cheap car rent in Buenos Aires

Feel free to contact us with any feedback or request another flight research.