Cheapest one-way flights from Seoul to Sydney in January from $432

AirHint found the following cheapest one-way flights from Seoul (GMP) to Sydney (SYD) in January 2026 (see full year).

One-Way flights

31 Jan T'way Air
05 Jan T'way Air
24 Jan T'way Air
30 Jan T'way Air
22 Jan Korean Air
08 Jan Asiana Airlines
15 Jan Asiana Airlines
21 Jan Asiana Airlines
20 Jan Korean Air
09 Jan Asiana Airlines

Also check the deals for return flights from Seoul to Sydney in January.

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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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