Cheapest return flights from Osaka to Seoul in January from $131

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

Return flights

27 Jan - 02 Feb Peach direct
05 Jan - 08 Jan Peach direct
14 Jan - 21 Jan Jin Air direct
13 Jan - 21 Jan Jin Air direct
12 Jan - 21 Jan Jin Air direct
20 Jan - 21 Jan Eastar Jet direct
18 Jan - 21 Jan Eastar Jet direct
25 Jan - 26 Jan Jin Air direct
14 Jan - 18 Jan Jin Air direct
14 Jan - 19 Jan Jin Air direct
14 Jan - 24 Jan Jin Air direct
25 Jan - 01 Feb Jin Air direct
25 Jan - 04 Feb Jin Air direct
25 Jan - 03 Feb Jin Air direct
25 Jan - 02 Feb Jin Air direct
25 Jan - 11 Feb Jin Air direct
14 Jan - 01 Feb Jin Air direct
14 Jan - 04 Feb Jin Air direct
14 Jan - 03 Feb Jin Air direct
14 Jan - 02 Feb Jin Air direct

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

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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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