Cheapest one-way flights from Porto Alegre to Buenos Aires in March from $62

AirHint found the following cheapest one-way flights from Porto Alegre (POA) to Buenos Aires (AEP) in March 2026 (see full year).

One-Way flights

04 Mar LATAM Airlines Group direct
24 Mar LATAM Airlines Group
07 Mar Aerolíneas Argentinas direct
14 Mar Aerolíneas Argentinas direct
31 Mar GOL Linhas Aéreas direct
05 Mar GOL Linhas Aéreas direct
24 Mar GOL Linhas Aéreas direct
03 Mar GOL Linhas Aéreas direct
26 Mar GOL Linhas Aéreas direct
18 Mar LATAM Airlines Group

Also check the deals for return flights from Porto Alegre to Buenos Aires in March.

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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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