Cheapest return flights from Porto to Buenos Aires in March from $912

AirHint found the following cheapest return flights from Porto (OPO) to Buenos Aires (EZE) in March 2026 (see full year).

Return flights

09 Mar - 22 Mar Iberia
12 Mar - 24 Mar Iberia
07 Mar - 20 Mar Iberia
02 Mar - 16 Mar Iberia
02 Mar - 11 Mar Iberia
02 Mar - 17 Mar Iberia
05 Mar - 17 Mar Iberia
05 Mar - 20 Mar Iberia
04 Mar - 20 Mar Iberia
05 Mar - 22 Mar Iberia
19 Mar - 04 Apr Ethiopian Airlines
25 Mar - 03 Apr Air Europa
27 Mar - 06 Apr Iberia
28 Mar - 05 Apr Air Europa

Also check the deals for one-way flights from Porto 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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