AirHint found the following cheapest return flights from Seoul (ICN) to Brisbane (BNE) in September 2025 (see full year).

Return flights

10 Sep - 17 Sep	VietJet Air
13 Sep - 30 Sep	Jetstar	direct
09 Sep - 28 Sep	VietJet Air
23 Sep - 02 Oct	VietJet Air
11 Sep - 23 Sep	Jetstar	direct
09 Sep - 25 Sep	Jetstar	direct
11 Sep - 18 Sep	China Southern
11 Sep - 17 Sep	Jetstar
13 Sep - 25 Sep	Jetstar	direct
11 Sep - 16 Oct	Jetstar	direct
06 Sep - 11 Sep	Jetstar	direct
11 Sep - 18 Sep	Jetstar	direct
16 Sep - 16 Oct	Jetstar	direct
24 Sep - 02 Oct	Jetstar
22 Sep - 01 Oct	Jetstar
26 Sep - 02 Oct	Jetstar
19 Sep - 05 Oct	Korean Air	direct
16 Sep - 14 Oct	Jetstar
24 Sep - 12 Oct	VietJet Air
26 Sep - 02 Oct	Korean Air	direct

Also check the deals for one-way flights from Seoul to Brisbane 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 Brisbane in September from 465€

Return flights