Cheapest one-way flights from Buenos Aires to Madrid in September from $644

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

One-Way flights

29 Sep Aerolíneas Argentinas
20 Sep Aerolíneas Argentinas
14 Sep Aerolíneas Argentinas
19 Sep Aerolíneas Argentinas
18 Sep Aerolíneas Argentinas
08 Sep Aerolíneas Argentinas
09 Sep Aerolíneas Argentinas
05 Sep Aerolíneas Argentinas
01 Sep GOL Linhas Aéreas
04 Sep LATAM Airlines Group

Also check the deals for return 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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