Cheapest return flights from Madrid to Buenos Aires in September from $689

Best time to book flights for Madrid (MAD) to Buenos Aires (EZE) flights at AirHint

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

Return flights

09 Sep - 15 Oct Lufthansa
12 Sep - 15 Oct Lufthansa
09 Sep - 30 Sep Lufthansa
11 Sep - 10 Oct Lufthansa
04 Sep - 30 Sep Lufthansa
07 Sep - 24 Sep Lufthansa
11 Sep - 24 Sep Lufthansa
05 Sep - 15 Sep Delta
02 Sep - 24 Sep Lufthansa
04 Sep - 01 Oct Lufthansa
17 Sep - 29 Sep Air Canada
16 Sep - 01 Oct Air Canada
09 Sep - 01 Oct Lufthansa
10 Sep - 21 Sep Delta
12 Sep - 21 Sep Delta
05 Sep - 18 Sep Delta
15 Sep - 17 Oct Turkish Airlines
25 Sep - 01 Oct Turkish Airlines
29 Sep - 13 Oct Turkish Airlines
05 Sep - 08 Oct Delta

Also check the deals for one-way 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.

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