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

Return flights

20 Oct - 06 Nov	Air Canada
15 Oct - 15 Nov	LATAM Airlines Group
01 Oct - 18 Oct	LATAM Airlines Group
04 Oct - 19 Oct	Air Canada
05 Oct - 25 Oct	LATAM Airlines Group
10 Oct - 19 Oct	LATAM Airlines Group
11 Oct - 25 Oct	LATAM Airlines Group
06 Oct - 15 Oct	Air Canada
09 Oct - 25 Oct	Avianca
25 Oct - 12 Nov	Iberia
22 Oct - 09 Nov	Air Europa
23 Oct - 08 Nov	Air Europa
19 Oct - 25 Oct	Avianca
24 Oct - 09 Nov	Air Europa
26 Oct - 09 Nov	Air Europa
23 Oct - 03 Nov	Air Europa
13 Oct - 26 Oct	Air Canada
09 Oct - 24 Oct	Avianca
29 Oct - 10 Nov	Iberia
14 Oct - 03 Nov	Iberia

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

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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Cheapest return flights from Buenos Aires to Lisbon in October from $967

Return flights