Cheapest return flights from Buenos Aires to Lisbon in September from $1163

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 September 2025 (see full year).

Return flights

04 Sep - 04 Oct Flybondi
04 Sep - 06 Oct Flybondi
04 Sep - 05 Oct Flybondi
27 Sep - 08 Oct Avianca
27 Sep - 07 Oct Avianca
29 Sep - 16 Oct Avianca
24 Sep - 14 Oct Avianca
23 Sep - 06 Oct Avianca
30 Sep - 12 Oct Avianca
30 Sep - 14 Oct Avianca
18 Sep - 30 Sep Avianca
16 Sep - 29 Sep Avianca
18 Sep - 28 Sep Avianca
11 Sep - 23 Sep Air Canada
02 Sep - 17 Sep Avianca
04 Sep - 17 Sep Avianca
01 Sep - 16 Sep Avianca
07 Sep - 22 Sep Avianca
20 Sep - 26 Sep Avianca
11 Sep - 28 Sep Avianca

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