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

Return flights

16 Sep - 18 Sep	Air China
14 Sep - 15 Sep	Air China
16 Sep - 24 Sep	Air China
14 Sep - 21 Sep	Air China
17 Sep - 24 Sep	Air China
17 Sep - 18 Sep	Air China
19 Sep - 24 Sep	China Eastern
15 Sep - 24 Sep	Air China
14 Sep - 24 Sep	Air China
14 Sep - 22 Sep	Air China
14 Sep - 20 Oct	Air China
16 Sep - 21 Oct	Air China
01 Sep - 16 Oct	Air China
26 Sep - 02 Oct	Air India
26 Sep - 14 Oct	Air India
26 Sep - 05 Oct	Air India
28 Sep - 14 Oct	Air India
23 Sep - 02 Oct	Air India
26 Sep - 03 Oct	Air India
27 Sep - 14 Oct	Air India

Also check the deals for one-way flights from Seoul 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 Seoul to Milano in September from 446€

Return flights