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

Return flights

02 Dec - 06 Dec	T'way Air	direct
02 Dec - 05 Dec	T'way Air	direct
07 Dec - 12 Dec	T'way Air	direct
12 Dec - 15 Dec	T'way Air	direct
11 Dec - 14 Dec	T'way Air	direct
12 Dec - 14 Dec	T'way Air	direct
11 Dec - 15 Dec	T'way Air	direct
10 Dec - 15 Dec	T'way Air	direct
09 Dec - 12 Dec	T'way Air	direct
09 Dec - 14 Dec	T'way Air	direct
24 Dec - 08 Jan	Jeju Air
24 Dec - 08 Jan	T'way Air	direct
27 Dec - 01 Jan	T'way Air	direct

Also check the deals for one-way flights from Cheju to Osaka 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 Osaka in December from 161€

Return flights