Cheapest one-way flights from Madrid to Buenos Aires in September from 446€

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

One-Way flights

05 Sep Avianca
09 Sep Ryanair
06 Sep Ryanair
07 Sep Ryanair
20 Sep Boliviana de Aviacion
08 Sep Boliviana de Aviacion
15 Sep Boliviana de Aviacion
18 Sep Boliviana de Aviacion
22 Sep Boliviana de Aviacion
05 Sep Plus Ultra Lineas Aereas direct

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