Cheapest return flights from Seoul to Osaka in September from 156€

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

Return flights

06 Sep - 09 Sep Jeju Air direct
06 Sep - 08 Sep Jeju Air direct
01 Sep - 03 Sep Jeju Air direct
02 Sep - 05 Sep Jeju Air direct
07 Sep - 14 Sep Jeju Air direct
09 Sep - 16 Sep Jeju Air direct
08 Sep - 10 Sep Jeju Air direct
01 Sep - 10 Sep Jeju Air direct
04 Sep - 09 Sep Jeju Air direct
14 Sep - 16 Sep Jeju Air direct
30 Sep - 07 Oct Korean Air direct
29 Sep - 06 Oct Korean Air direct
30 Sep - 03 Oct Asiana Airlines direct
29 Sep - 03 Oct Asiana Airlines direct
29 Sep - 02 Oct Korean Air direct
27 Sep - 10 Oct Korean Air direct
27 Sep - 11 Oct Korean Air direct
24 Sep - 03 Oct Asiana Airlines direct

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

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