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

Return flights

20 Oct - 24 Oct	Jetstar
26 Oct - 09 Nov	Singapore Airlines
22 Oct - 08 Nov	Jetstar
23 Oct - 02 Nov	Singapore Airlines
25 Oct - 02 Nov	Singapore Airlines
24 Oct - 02 Nov	Singapore Airlines
22 Oct - 26 Oct	Jetstar
24 Oct - 28 Oct	Jetstar
25 Oct - 27 Oct	Singapore Airlines
23 Oct - 01 Nov	Jetstar
01 Oct - 20 Oct	Jetstar
01 Oct - 05 Nov	Jetstar
15 Oct - 19 Nov	Jetstar
18 Oct - 26 Oct	Jetstar
01 Oct - 04 Nov	Jetstar
14 Oct - 17 Nov	Jetstar
17 Oct - 31 Oct	Jetstar
14 Oct - 27 Oct	Jetstar
03 Oct - 19 Oct	Jetstar
02 Oct - 19 Oct	Qantas

Also check the deals for one-way flights from Adelaide 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 Adelaide to Seoul in October from 573€

Return flights