Cheapest return flights from Porto to Buenos Aires in April from $1455

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

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

Return flights

09 Apr - 16 Apr Ryanair
13 Apr - 17 Apr Ryanair
14 Apr - 17 Apr Ryanair
05 Apr - 06 Apr TAP
12 Apr - 21 Apr TAP
14 Apr - 28 May SWISS
23 Apr - 30 May SWISS
25 Apr - 27 Apr TAP
23 Apr - 15 May SWISS
07 Apr - 01 May SWISS
10 Apr - 17 Apr SWISS
13 Apr - 27 Apr SWISS

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

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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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