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

Return flights

23 Oct - 06 Nov	T'way Air
21 Oct - 30 Oct	T'way Air
21 Oct - 23 Oct	T'way Air	direct
09 Oct - 21 Oct	T'way Air	direct
11 Oct - 21 Oct	T'way Air	direct
14 Oct - 21 Oct	T'way Air	direct
14 Oct - 14 Nov	Lufthansa
09 Oct - 23 Oct	T'way Air	direct
09 Oct - 16 Oct	T'way Air	direct
11 Oct - 16 Oct	T'way Air	direct
23 Oct - 25 Oct	T'way Air	direct
18 Oct - 26 Oct	LOT
25 Oct - 01 Nov	LOT
21 Oct - 04 Nov	Lufthansa
25 Oct - 02 Nov	LOT
24 Oct - 07 Nov	Air France
23 Oct - 02 Nov	Lufthansa
24 Oct - 02 Nov	Emirates
23 Oct - 01 Nov	Air France
31 Oct - 08 Nov	KLM

Also check the deals for one-way flights from Seoul to Zagreb 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 Seoul to Zagreb in October from 482€

Return flights