Cheapest return flights from Porto to Buenos Aires in October from $889

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

Return flights

23 Oct - 20 Nov Ethiopian Airlines
23 Oct - 18 Nov Ethiopian Airlines
25 Oct - 08 Nov Ethiopian Airlines
25 Oct - 10 Nov Ryanair
23 Oct - 17 Nov Azul Airlines
15 Oct - 14 Nov TAP
20 Oct - 27 Oct KLM
26 Oct - 14 Nov LATAM Airlines Group
22 Oct - 29 Oct Air Europa
01 Oct - 29 Oct Lufthansa
11 Oct - 03 Nov Air Europa
26 Oct - 09 Nov Iberia

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

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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