AirHint found the following cheapest return flights from Zagreb (ZAG) to Seoul (ICN) in October 2025 (see full year).

Return flights

02 Oct - 25 Oct	T'way Air	direct
21 Oct - 25 Oct	T'way Air	direct
02 Oct - 16 Oct	T'way Air
01 Oct - 13 Oct	LOT
02 Oct - 09 Oct	T'way Air	direct
02 Oct - 14 Oct	T'way Air	direct
02 Oct - 18 Oct	T'way Air	direct
02 Oct - 15 Oct	T'way Air
18 Oct - 23 Oct	T'way Air	direct
02 Oct - 16 Oct	T'way Air	direct

Also check the deals for one-way flights from Zagreb to Seoul in October.

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 Zagreb to Seoul in October from $616

Return flights