AirHint found the following cheapest return flights from Cheju (CJU) to Singapore (SIN) in December 2025 (see full year).

Return flights

21 Dec - 28 Dec	Scoot Tigerair	direct
31 Dec - 04 Jan	Scoot Tigerair	direct
12 Dec - 17 Dec	Scoot Tigerair	direct
08 Dec - 12 Dec	Scoot Tigerair	direct
25 Dec - 27 Dec	Asiana Airlines
25 Dec - 27 Dec	T'way Air	direct

Also check the deals for one-way flights from Cheju to Singapore in December.

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 Cheju to Singapore in December from 352€

Return flights