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

Return flights

30 Jan - 03 Feb	T'way Air	direct
27 Jan - 28 Jan	Jeju Air
30 Jan - 04 Feb	T'way Air	direct
28 Jan - 11 Feb	Jeju Air
22 Jan - 27 Jan	Jeju Air
21 Jan - 28 Jan	Jeju Air
31 Jan - 04 Feb	T'way Air	direct
21 Jan - 29 Jan	Jeju Air
22 Jan - 29 Jan	Jeju Air
26 Jan - 28 Jan	Jeju Air
30 Jan - 02 Feb	T'way Air
20 Jan - 22 Jan	Jeju Air
20 Jan - 28 Jan	Jeju Air
27 Jan - 28 Jan	T'way Air	direct
31 Jan - 03 Feb	T'way Air	direct
24 Jan - 28 Jan	Jeju Air
31 Jan - 02 Feb	T'way Air	direct
28 Jan - 11 Feb	T'way Air	direct
30 Jan - 02 Feb	T'way Air	direct
29 Jan - 02 Feb	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 190€

Return flights