AirHint found the following cheapest one-way flights from Seoul (ICN) to Sydney (SYD) in December 2025 (see full year).
One-Way flights
| 23 Dec | China Southern | ||
| 24 Dec | VietJet Air | ||
| 22 Dec | Scoot | ||
| 22 Dec | Jetstar | direct | |
| 26 Dec | VietJet Air | ||
| 29 Dec | Eastar Jet | ||
| 30 Dec | VietJet Air | ||
| 25 Dec | China Southern | ||
| 27 Dec | VietJet Air | ||
| 27 Dec | Jetstar | direct |
Also check the deals for return flights from Seoul to Sydney in December.
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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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