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

Return flights

14 Dec - 17 Dec	HK Express
03 Dec - 08 Dec	HK Express
03 Dec - 07 Dec	HK Express
01 Dec - 06 Dec	HK Express
02 Dec - 08 Dec	HK Express
12 Dec - 14 Dec	HK Express
02 Dec - 06 Dec	Spring Airlines
21 Dec - 27 Dec	Air China
21 Dec - 26 Dec	Air China
25 Dec - 02 Jan	HK Express
25 Dec - 29 Dec	Spring Airlines

Also check the deals for one-way flights from Cheju to Bangkok 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 Bangkok in December from 238€

Return flights