Cheapest return MAD–ICN flights, September

AirHint found the following cheapest return flights from Madrid (MAD) to Seoul (ICN) in September 2026 (see full year).

Return flights

02 Sep - 29 Sep Etihad Airways
02 Sep - 08 Sep Etihad Airways
22 Sep - 29 Sep Etihad Airways
14 Sep - 29 Sep Etihad Airways
03 Sep - 09 Sep Etihad Airways
02 Sep - 09 Sep Etihad Airways
08 Sep - 15 Sep Etihad Airways
29 Sep - 13 Oct Etihad Airways
29 Sep - 08 Oct Etihad Airways
23 Sep - 06 Oct Etihad Airways
03 Sep - 10 Sep Etihad Airways
01 Sep - 10 Sep Etihad Airways
13 Sep - 06 Oct Etihad Airways
22 Sep - 22 Oct Etihad Airways
29 Sep - 11 Oct Etihad Airways
16 Sep - 29 Sep Etihad Airways
23 Sep - 08 Oct Etihad Airways
29 Sep - 09 Oct Etihad Airways
29 Sep - 10 Oct Etihad Airways
22 Sep - 16 Oct Etihad Airways

Also check the deals for one-way flights from Madrid to Seoul in September.

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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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