Cheapest return flights from Buenos Aires to Madrid in September from $953

AirHint found the following cheapest return flights from Buenos Aires (AEP) to Madrid (MAD) in September 2026 (see full year).

Return flights

28 Sep - 22 Oct LATAM Airlines Group
29 Sep - 12 Oct LATAM Airlines Group
30 Sep - 23 Oct LATAM Airlines Group
30 Sep - 21 Oct LATAM Airlines Group
29 Sep - 29 Oct LATAM Airlines Group
27 Sep - 14 Oct LATAM Airlines Group
16 Sep - 05 Oct JetSmart
16 Sep - 09 Oct JetSmart
30 Sep - 20 Oct Flybondi
26 Sep - 11 Oct LATAM Airlines Group
18 Sep - 24 Sep Flybondi
03 Sep - 17 Sep JetSmart
12 Sep - 27 Sep JetSmart
16 Sep - 29 Sep JetSmart
18 Sep - 30 Sep Avianca
09 Sep - 23 Sep LATAM Airlines Group
16 Sep - 25 Sep JetSmart
15 Sep - 23 Sep JetSmart
20 Sep - 28 Sep Aerolíneas Argentinas
21 Sep - 29 Sep JetSmart

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

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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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