Cheapest return flights from Osaka to Seoul in December from 152€

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

Return flights

02 Dec - 22 Dec Eastar Jet direct
07 Dec - 22 Dec Eastar Jet direct
05 Dec - 22 Dec Eastar Jet direct
04 Dec - 22 Dec Eastar Jet direct
08 Dec - 22 Dec Eastar Jet direct
06 Dec - 22 Dec Eastar Jet direct
03 Dec - 22 Dec Jin Air direct
16 Dec - 22 Dec Jin Air direct
17 Dec - 22 Dec Jin Air direct
09 Dec - 22 Dec Jin Air direct
16 Dec - 02 Jan Jin Air direct
23 Dec - 02 Jan Jin Air direct
17 Dec - 02 Jan Jin Air direct
13 Dec - 02 Jan Eastar Jet direct
14 Dec - 02 Jan Eastar Jet direct
16 Dec - 06 Jan Jin Air direct
23 Dec - 06 Jan Jin Air direct
23 Dec - 11 Jan Jin Air direct
17 Dec - 06 Jan Jin Air direct
21 Dec - 02 Jan Jin Air direct

Also check the deals for one-way flights from Osaka to Seoul in December.

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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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