Cheapest return flights from Porto to Buenos Aires in March from 821€

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

Return flights

15 Mar - 18 Mar Ryanair
14 Mar - 18 Mar Ryanair
12 Mar - 18 Mar Ryanair
11 Mar - 18 Mar Air Europa
10 Mar - 18 Mar Air Europa
13 Mar - 18 Mar Iberia
09 Mar - 16 Mar Iberia
13 Mar - 19 Mar Iberia
01 Mar - 15 Mar LATAM Airlines Group
09 Mar - 18 Mar LATAM Airlines Group

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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