Cheapest return flights from Porto to Buenos Aires in December from 909€

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

Return flights

01 Dec - 08 Dec TAP
08 Dec - 30 Dec TAP
08 Dec - 27 Dec TAP
06 Dec - 30 Dec Air Europa
26 Dec - 06 Jan TAP
26 Dec - 16 Jan Azul Airlines
19 Dec - 08 Jan Iberia
22 Dec - 05 Jan Azul Airlines
17 Dec - 21 Jan TAP
22 Dec - 04 Jan Azul Airlines
26 Dec - 01 Jan LATAM Airlines Group
18 Dec - 15 Jan TAP
19 Dec - 15 Jan TAP
20 Dec - 10 Jan TAP

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

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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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