Cheapest return flights from Buenos Aires to Porto in August from $1090

Best time to book flights for Buenos Aires (AEP) to Porto (OPO) flights at AirHint

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

Return flights

01 Aug - 29 Aug GOL Linhas Aéreas
05 Aug - 27 Aug Avianca
18 Aug - 29 Sep Avianca
19 Aug - 29 Sep Avianca
18 Aug - 30 Sep Avianca
08 Aug - 15 Aug Avianca
10 Aug - 31 Aug SWISS
09 Aug - 31 Aug SWISS
23 Aug - 27 Sep Avianca
01 Aug - 05 Sep SWISS
04 Aug - 01 Sep SWISS
04 Aug - 03 Sep SWISS

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

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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