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

Return flights

11 Dec - 14 Dec	China Eastern
26 Dec - 02 Jan	China Eastern
01 Dec - 05 Dec	T'way Air
05 Dec - 07 Dec	HK Express
19 Dec - 03 Jan	Scoot
28 Dec - 01 Jan	China Eastern
15 Dec - 18 Dec	HK Express
06 Dec - 12 Dec	HK Express
12 Dec - 17 Dec	HK Express
24 Dec - 03 Jan	Scoot
15 Dec - 20 Dec	HK Express
13 Dec - 20 Dec	HK Express
23 Dec - 30 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 198€

Return flights