AirHint found the following cheapest return flights from Cheju (CJU) to Osaka (KIX) in January 2026 (see full year).

Return flights

13 Jan - 20 Jan	Jeju Air
15 Jan - 20 Jan	Jeju Air
15 Jan - 19 Jan	Jeju Air
08 Jan - 14 Jan	Jeju Air
07 Jan - 10 Jan	Jeju Air
07 Jan - 11 Jan	Jeju Air
21 Jan - 24 Jan	Jeju Air
20 Jan - 24 Jan	Jeju Air
13 Jan - 20 Jan	T'way Air	direct
23 Jan - 28 Jan	Jeju Air

Also check the deals for one-way flights from Cheju to Osaka in January.

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 January from 210€

Return flights