Cheapest return flights from Osaka to Seoul in January from 122€

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

Return flights

08 Jan - 28 Jan Jeju Air direct
25 Jan - 27 Jan Peach direct
08 Jan - 27 Jan Jeju Air direct
25 Jan - 28 Jan Peach direct
30 Jan - 02 Feb Peach direct
07 Jan - 21 Jan Eastar Jet direct
03 Jan - 31 Jan Peach direct
29 Jan - 02 Feb Peach direct
06 Jan - 13 Jan T'way Air direct
06 Jan - 21 Jan Eastar Jet direct
21 Jan - 04 Feb T'way Air direct
08 Jan - 21 Jan Eastar Jet direct
22 Jan - 29 Jan Peach direct
28 Jan - 05 Feb T'way Air direct
28 Jan - 04 Feb T'way Air direct
29 Jan - 04 Feb T'way Air direct
30 Jan - 04 Feb T'way Air direct
29 Jan - 05 Feb T'way Air direct
27 Jan - 04 Feb T'way Air direct
15 Jan - 04 Feb Eastar Jet 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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