AirHint found the following cheapest return flights from Seoul (GMP) to Melbourne (MEL) in October 2025 (see full year).

Return flights

28 Oct - 05 Nov	Air China
09 Oct - 15 Oct	Air China
03 Oct - 01 Nov	Korean Air
01 Oct - 26 Oct	China Eastern
14 Oct - 29 Oct	Air China
01 Oct - 14 Oct	Japan Airlines
06 Oct - 13 Oct	Japan Airlines
14 Oct - 19 Nov	Air China
07 Oct - 12 Oct	Air China
07 Oct - 10 Oct	Air China
07 Oct - 11 Oct	Japan Airlines
08 Oct - 12 Oct	Japan Airlines
04 Oct - 10 Oct	Air China
31 Oct - 05 Nov	Japan Airlines
31 Oct - 03 Nov	Japan Airlines
27 Oct - 03 Nov	Japan Airlines
29 Oct - 26 Nov	Japan Airlines
29 Oct - 03 Nov	Japan Airlines

Also check the deals for one-way flights from Seoul to Melbourne in October.

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 Melbourne in October from $692

Return flights