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

Return flights

06 Sep - 14 Sep	Delta
02 Sep - 14 Sep	Delta
01 Sep - 28 Sep	Delta
01 Sep - 25 Sep	Delta
15 Sep - 21 Sep	Delta
18 Sep - 28 Sep	Delta
01 Sep - 14 Sep	Delta
02 Sep - 16 Sep	Delta
03 Sep - 16 Sep	Delta
15 Sep - 30 Oct	Delta
09 Sep - 19 Sep	Delta
17 Sep - 15 Oct	Delta
08 Sep - 21 Oct	Delta
13 Sep - 04 Oct	Delta
22 Sep - 09 Oct	Delta
22 Sep - 06 Oct	Delta
25 Sep - 07 Oct	Delta
26 Sep - 07 Oct	Delta
23 Sep - 14 Oct	LATAM Airlines Group
22 Sep - 22 Oct	Delta

Also check the deals for one-way flights from Milano to Buenos Aires in September.

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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Cheapest return flights from Milano to Buenos Aires in September from 745€

Return flights