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

Return flights

03 Sep - 16 Sep	Lufthansa
01 Sep - 10 Sep	Lufthansa
15 Sep - 22 Sep	Lufthansa
04 Sep - 13 Sep	Lufthansa
16 Sep - 23 Sep	Lufthansa
14 Sep - 21 Sep	Lufthansa
05 Sep - 16 Sep	Lufthansa
01 Sep - 08 Sep	Lufthansa
07 Sep - 11 Sep	Lufthansa
05 Sep - 13 Sep	Lufthansa
24 Sep - 02 Oct	Lufthansa
26 Sep - 06 Oct	Lufthansa
25 Sep - 02 Oct	Lufthansa
24 Sep - 01 Oct	Lufthansa
26 Sep - 05 Oct	Lufthansa
25 Sep - 03 Oct	Lufthansa
23 Sep - 03 Oct	Lufthansa
21 Sep - 05 Oct	Lufthansa

Also check the deals for one-way flights from Seoul to Zagreb 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 Seoul to Zagreb in September from 597€

Return flights