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

Return flights

05 Apr - 11 Apr	Vietnam Airlines
05 Apr - 12 Apr	Vietnam Airlines
26 Apr - 03 May	Vietnam Airlines
30 Apr - 04 May	Vietnam Airlines
08 Apr - 12 Apr	Vietnam Airlines
20 Apr - 28 Apr	Vietnam Airlines
15 Apr - 22 Apr	China Airlines
01 Apr - 29 Apr	China Airlines
01 Apr - 04 Apr	Vietnam Airlines
26 Apr - 04 May	China Airlines

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

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 April from $527

Return flights