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

Return flights

14 Sep - 15 Oct	KLM
15 Sep - 17 Oct	KLM
21 Sep - 12 Oct	ITA Airways
14 Sep - 16 Oct	KLM
09 Sep - 16 Sep	KLM
10 Sep - 24 Sep	Lufthansa
16 Sep - 24 Sep	Lufthansa
10 Sep - 17 Sep	Lufthansa
11 Sep - 17 Sep	Lufthansa
03 Sep - 10 Sep	Lufthansa
04 Sep - 16 Sep	Lufthansa
03 Sep - 17 Sep	Lufthansa
10 Sep - 23 Sep	Lufthansa
10 Sep - 22 Sep	Lufthansa
22 Sep - 10 Oct	Lufthansa
23 Sep - 15 Oct	Lufthansa
23 Sep - 13 Oct	Lufthansa
30 Sep - 29 Oct	Lufthansa
25 Sep - 16 Oct	Lufthansa
22 Sep - 20 Oct	Lufthansa

Also check the deals for one-way flights from Milan to Seoul 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 Milan to Seoul in September from $659

Return flights