Cheapest return flights from Osaka to Seoul in August from 128€

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

Return flights

31 Aug - 01 Sep Jeju Air direct
26 Aug - 02 Sep Jeju Air direct
27 Aug - 02 Sep Jeju Air direct
26 Aug - 01 Sep Jeju Air direct
12 Aug - 01 Sep Jeju Air direct
25 Aug - 01 Sep Jeju Air direct
25 Aug - 02 Sep Jeju Air direct
19 Aug - 26 Aug Jeju Air direct
24 Aug - 26 Aug Jeju Air direct
18 Aug - 20 Aug Jeju Air direct
24 Aug - 27 Aug Jeju Air direct
21 Aug - 24 Aug Jeju Air direct
01 Aug - 15 Sep Jeju Air direct
03 Aug - 06 Aug Jeju Air direct
27 Aug - 29 Aug Jeju Air direct
22 Aug - 24 Aug Jeju Air direct
28 Aug - 05 Sep Jeju Air direct
06 Aug - 29 Aug Jeju Air direct
05 Aug - 19 Aug Eastar Jet direct
26 Aug - 09 Sep Eastar Jet direct

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

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