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

Return flights

11 Sep - 23 Sep	Delta
07 Sep - 14 Sep	Delta
01 Sep - 14 Sep	Delta
15 Sep - 28 Sep	Delta
15 Sep - 29 Sep	Delta
12 Sep - 22 Sep	Delta
12 Sep - 23 Sep	Delta
13 Sep - 16 Oct	Delta
07 Sep - 01 Oct	Delta
06 Sep - 01 Oct	Delta
06 Sep - 02 Oct	Delta
23 Sep - 14 Oct	Delta
15 Sep - 27 Sep	Delta
08 Sep - 21 Sep	Delta
16 Sep - 30 Sep	Delta
26 Sep - 11 Oct	Delta
16 Sep - 11 Oct	Delta
18 Sep - 01 Oct	LATAM Airlines Group
14 Sep - 17 Oct	Delta
22 Sep - 01 Oct	Delta

Also check the deals for one-way flights from Milano to Santiago 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 Santiago in September from $826

Return flights