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

Return flights

29 Dec - 05 Jan	Scoot
28 Dec - 04 Jan	Scoot
10 Dec - 17 Dec	Asiana Airlines
11 Dec - 14 Dec	Asiana Airlines
30 Dec - 04 Jan	Scoot
15 Dec - 27 Dec	Asiana Airlines
21 Dec - 28 Dec	Scoot
20 Dec - 27 Dec	Scoot

Also check the deals for one-way flights from Jakarta to Cheju 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 Jakarta to Cheju in December from 486€

Return flights