Cheapest return flights from Seoul to Sydney in October from $870

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

Return flights

23 Oct - 27 Oct Asiana Airlines
12 Oct - 18 Oct Air China
10 Oct - 17 Oct Air China
19 Oct - 25 Oct Air China
16 Oct - 25 Oct Air China
23 Oct - 31 Oct Air China
12 Oct - 22 Oct Air China
14 Oct - 20 Oct Air China
17 Oct - 20 Oct Air China
16 Oct - 20 Oct Air China
31 Oct - 08 Nov Air China
27 Oct - 05 Nov ANA
30 Oct - 07 Nov Air China
29 Oct - 05 Nov ANA

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

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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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