AirHint found the following cheapest one-way flights from Cheju (CJU) to Sydney (SYD) in December 2025 (see full year).
One-Way flights
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Also check the deals for return flights from Cheju 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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