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

Return flights

21 Oct - 25 Oct	Ryanair
30 Oct - 02 Nov	Ryanair
16 Oct - 25 Oct	Ryanair
16 Oct - 21 Oct	Ryanair
18 Oct - 25 Oct	Ryanair
02 Oct - 23 Oct	Ryanair
02 Oct - 21 Oct	Ryanair
27 Oct - 10 Nov	Ryanair
20 Oct - 27 Oct	Ryanair
20 Oct - 26 Oct	Ryanair
23 Oct - 30 Oct	Ryanair
04 Oct - 18 Oct	Ryanair
19 Oct - 03 Nov	Pegasus Airlines
30 Oct - 13 Nov	Ryanair
25 Oct - 03 Nov	Ryanair
27 Oct - 05 Nov	LOT
20 Oct - 10 Nov	LOT
30 Oct - 09 Nov	LOT
24 Oct - 02 Nov	Croatia Airlines
17 Oct - 01 Nov	LOT

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 $629

Return flights