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

Return flights

29 Sep - 20 Oct	TAP
29 Sep - 21 Oct	TAP
21 Sep - 16 Oct	TAP
29 Sep - 12 Oct	TAP
21 Sep - 04 Oct	TAP
28 Sep - 05 Oct	TAP
30 Sep - 09 Oct	TAP
19 Sep - 06 Oct	TAP
29 Sep - 09 Oct	TAP
29 Sep - 08 Oct	TAP
25 Sep - 30 Sep	TAP
19 Sep - 26 Sep	TAP
12 Sep - 24 Sep	TAP
24 Sep - 30 Sep	TAP
16 Sep - 24 Sep	Ethiopian Airlines
15 Sep - 24 Sep	Ethiopian Airlines
17 Sep - 23 Sep	Ethiopian Airlines
08 Sep - 15 Sep	Ethiopian Airlines
16 Sep - 23 Sep	Ethiopian Airlines
17 Sep - 24 Sep	Ethiopian Airlines

Also check the deals for one-way flights from Sao Paulo to Milano 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 Sao Paulo to Milano in September from $644

Return flights