Cheapest return flights from Porto to Buenos Aires in September from 842€

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

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

Return flights

14 Sep - 16 Oct Air Europa
01 Sep - 15 Sep Air Europa
11 Sep - 01 Oct Air Europa
14 Sep - 26 Sep Air Europa
22 Sep - 02 Oct Air Europa
14 Sep - 04 Oct KLM
14 Sep - 03 Oct KLM
01 Sep - 13 Sep KLM
14 Sep - 14 Sep KLM

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

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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