Cheapest return flights from Buenos Aires to Lisbon in October from $1046

Best time to book flights for Buenos Aires (AEP) to Lisbon (LIS) flights at AirHint

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

Return flights

22 Oct - 09 Nov LATAM Airlines Group
18 Oct - 28 Oct Aerolineas Argentinas
09 Oct - 13 Oct LATAM Airlines Group
01 Oct - 21 Oct Air Canada
04 Oct - 14 Oct Air Canada
02 Oct - 14 Oct Air Canada
06 Oct - 16 Oct Avianca
07 Oct - 23 Oct Avianca
12 Oct - 27 Oct SWISS
15 Oct - 27 Oct SWISS
17 Oct - 02 Nov Avianca
12 Oct - 22 Oct Avianca
24 Oct - 04 Nov Avianca
21 Oct - 07 Nov Avianca
24 Oct - 12 Nov SWISS
21 Oct - 03 Nov SWISS
26 Oct - 07 Nov Air Canada
24 Oct - 03 Nov SWISS
17 Oct - 01 Nov SWISS
31 Oct - 11 Nov SWISS

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

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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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