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

Return flights

16 Dec - 13 Jan	China Southern
09 Dec - 24 Jan	China Southern
23 Dec - 15 Jan	China Southern
11 Dec - 08 Jan	Jetstar	direct
11 Dec - 11 Jan	Jetstar
18 Dec - 10 Jan	Jetstar	direct
09 Dec - 24 Jan	Qantas	direct
27 Dec - 13 Jan	Jetstar
27 Dec - 31 Jan	Jetstar	direct
12 Dec - 11 Jan	Jetstar
12 Dec - 16 Dec	China Eastern
11 Dec - 25 Dec	Jetstar	direct
13 Dec - 30 Dec	Jetstar	direct
01 Dec - 08 Dec	China Southern
08 Dec - 29 Dec	China Southern
04 Dec - 08 Dec	China Southern
02 Dec - 10 Dec	Jetstar
23 Dec - 29 Dec	China Southern
22 Dec - 29 Dec	China Southern
04 Dec - 09 Dec	Jetstar

Also check the deals for one-way flights from Seoul to Brisbane in December.

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 December from $489

Return flights