Cheapest one-way flights from Porto to Buenos Aires in December from $613

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

One-Way flights

04 Dec TAP
02 Dec Vueling Airlines
30 Dec Vueling Airlines
31 Dec Turkish Airlines
28 Dec Vueling Airlines
03 Dec SWISS
06 Dec Vueling Airlines
23 Dec Vueling Airlines
24 Dec Vueling Airlines
18 Dec Vueling Airlines

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

Skyscanner

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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