Cheapest one-way flights from Buenos Aires to Porto Alegre in March from $121

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

One-Way flights

20 Mar Aerolíneas Argentinas direct
30 Mar JetSmart
24 Mar GOL Linhas Aéreas
30 Mar Aerolíneas Argentinas direct
29 Mar Flybondi
22 Mar GOL Linhas Aéreas
24 Mar Aerolíneas Argentinas direct

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