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

Return flights

01 Jun - 15 Jun	Singapore Airlines
01 Jun - 08 Jun	Singapore Airlines
07 Jun - 17 Jun	AirAsia X
07 Jun - 09 Jun	AirAsia X
07 Jun - 15 Jun	AirAsia X
07 Jun - 19 Jun	AirAsia X
07 Jun - 24 Jun	AirAsia X
07 Jun - 16 Jun	AirAsia X
11 Jun - 17 Jun	AirAsia X
11 Jun - 15 Jun	AirAsia X

Also check the deals for one-way flights from Sydney to Seoul 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 Sydney to Seoul in June from $625

Return flights