AirHint found the following cheapest return flights from Busan (PUS) to Sydney (SYD) in January 2026 (see full year).

Return flights

25 Jan - 09 Feb	Jeju Air
04 Jan - 11 Jan	Air China
05 Jan - 10 Jan	Air China
22 Jan - 25 Jan	Air China
05 Jan - 31 Jan	Air China
05 Jan - 08 Jan	Air China
22 Jan - 29 Jan	Air China
02 Jan - 11 Jan	Air China
26 Jan - 29 Jan	Air China
04 Jan - 10 Jan	Air China
04 Jan - 25 Jan	Air China
30 Jan - 03 Feb	Air China
29 Jan - 03 Feb	Air China
26 Jan - 03 Feb	Air China
25 Jan - 01 Feb	Air China
23 Jan - 01 Feb	Air China
30 Jan - 08 Feb	Air China
29 Jan - 01 Feb	Air China
28 Jan - 18 Feb	Air China
19 Jan - 03 Feb	Air China

Also check the deals for one-way flights from Busan to Sydney in January.

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 Busan to Sydney in January from $871

Return flights