Cheapest return flights from Madrid to Buenos Aires in September from 744€

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

Return flights

03 Sep - 14 Sep Delta
18 Sep - 04 Oct Plus Ultra Lineas Aereas direct
16 Sep - 06 Oct Plus Ultra Lineas Aereas direct
26 Sep - 11 Oct Plus Ultra Lineas Aereas direct
19 Sep - 10 Oct Plus Ultra Lineas Aereas direct
18 Sep - 01 Oct Plus Ultra Lineas Aereas direct
05 Sep - 13 Sep Plus Ultra Lineas Aereas direct
07 Sep - 13 Sep Plus Ultra Lineas Aereas direct
02 Sep - 15 Sep Plus Ultra Lineas Aereas direct
02 Sep - 13 Sep Plus Ultra Lineas Aereas direct
04 Sep - 15 Sep Plus Ultra Lineas Aereas direct
09 Sep - 15 Oct SWISS
08 Sep - 15 Oct SWISS
08 Sep - 13 Oct SWISS
08 Sep - 30 Sep Delta
08 Sep - 22 Sep Delta
03 Sep - 15 Sep Delta
04 Sep - 21 Sep Delta
10 Sep - 09 Oct Lufthansa
11 Sep - 15 Oct SWISS

Also check the deals for one-way 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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