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

Return flights

23 Dec - 29 Dec	Scoot	direct
13 Dec - 04 Jan	Scoot	direct
23 Dec - 28 Dec	Scoot	direct
01 Dec - 31 Dec	Scoot	direct
24 Dec - 28 Dec	Scoot	direct
26 Dec - 02 Jan	Scoot	direct
06 Dec - 10 Dec	Scoot	direct
05 Dec - 12 Dec	Scoot	direct
09 Dec - 17 Dec	Scoot	direct
05 Dec - 08 Dec	T'way Air	direct
14 Dec - 19 Dec	Scoot	direct
14 Dec - 17 Dec	Scoot	direct
27 Dec - 09 Jan	Scoot	direct
27 Dec - 02 Jan	Scoot	direct
31 Dec - 04 Jan	Scoot	direct
29 Dec - 02 Jan	Scoot	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.

Book a cheap hotel in Singapore

Cheap car rent in Singapore

Cheapest return flights from Cheju to Singapore in December from 217€

Return flights