Cheapest one-way flights from Madrid to Buenos Aires in September from $443

AirHint found the following cheapest one-way flights from Madrid (MAD) to Buenos Aires (EZE) in September 2025 (see full year).

One-Way flights

03 Sep Azul Airlines
07 Sep Azul Airlines
06 Sep Azul Airlines
04 Sep Azul Airlines
11 Sep Azul Airlines
09 Sep Azul Airlines
16 Sep Azul Airlines
08 Sep Avianca
18 Sep Azul Airlines
14 Sep Air Europa

Also check the deals for return flights from Madrid to Buenos Aires 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.

Book a cheap hotel in Buenos Aires

Cheap car rent in Buenos Aires

Feel free to contact us with any feedback or request another flight research.