Cheapest return flights from Osaka to Seoul in January from $118

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

Return flights

27 Jan - 28 Jan Peach direct
08 Jan - 20 Jan Peach direct
08 Jan - 22 Jan Peach direct
16 Jan - 02 Feb Peach direct
16 Jan - 01 Feb Peach direct
20 Jan - 24 Jan Peach direct
24 Jan - 29 Jan Peach direct
06 Jan - 08 Jan Peach direct
23 Jan - 30 Jan Peach direct
04 Jan - 07 Jan Peach direct
22 Jan - 23 Jan Asiana Airlines direct
12 Jan - 16 Jan Asiana Airlines direct
25 Jan - 01 Feb Asiana Airlines direct
13 Jan - 18 Feb Asiana Airlines direct
29 Jan - 01 Feb Asiana Airlines direct
27 Jan - 01 Feb Asiana Airlines direct
13 Jan - 03 Feb Jin Air direct
13 Jan - 01 Feb Jin Air direct
14 Jan - 03 Feb Jin Air direct
14 Jan - 01 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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