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

Return flights

17 Sep - 24 Sep	Delta
02 Sep - 25 Sep	Delta
15 Sep - 27 Sep	Delta
24 Sep - 16 Oct	Delta
01 Sep - 14 Sep	Delta
08 Sep - 27 Sep	Delta
24 Sep - 30 Sep	Delta
25 Sep - 06 Oct	Delta
02 Sep - 16 Sep	Air France
14 Sep - 17 Oct	Vueling Airlines
03 Sep - 19 Sep	Ryanair
25 Sep - 29 Sep	Delta
05 Sep - 19 Sep	Delta
29 Sep - 03 Oct	Delta
21 Sep - 10 Oct	Turkish Airlines

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 701€

Return flights