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

Return flights

16 Dec - 19 Dec	Air China
10 Dec - 16 Dec	Air China
30 Dec - 02 Jan	Korean Air
13 Dec - 20 Dec	Asiana Airlines
16 Dec - 30 Dec	Air China
01 Dec - 07 Dec	Asiana Airlines
05 Dec - 07 Dec	Asiana Airlines
20 Dec - 30 Dec	Asiana Airlines
24 Dec - 30 Dec	Korean Air
25 Dec - 28 Dec	Korean Air

Also check the deals for one-way flights from Beijing 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.

Book a cheap hotel in Cheju

Cheap car rent in Cheju

Cheapest return flights from Beijing to Cheju in December from $272

Return flights