AirHint found the following cheapest return flights from Seoul (GMP) to Sydney (SYD) in June 2026 (see full year).

Return flights

08 Jun - 10 Jun	ANA
11 Jun - 17 Jun	ANA
10 Jun - 17 Jun	ANA
10 Jun - 16 Jun	ANA
03 Jun - 10 Jun	ANA
04 Jun - 09 Jun	ANA
04 Jun - 10 Jun	ANA
02 Jun - 09 Jun	ANA
02 Jun - 15 Jun	ANA
08 Jun - 15 Jun	ANA
30 Jun - 30 Jul	ANA
25 Jun - 03 Jul	Asiana Airlines
28 Jun - 07 Jul	Asiana Airlines
29 Jun - 08 Jul	Asiana Airlines
29 Jun - 03 Jul	Asiana Airlines
26 Jun - 03 Jul	Asiana Airlines
30 Jun - 04 Jul	Asiana Airlines
29 Jun - 04 Jul	Asiana Airlines
30 Jun - 07 Jul	ANA
27 Jun - 04 Jul	Air China

Also check the deals for one-way flights from Seoul to Sydney in June.

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 Sydney in June from 537€

Return flights