Cheapest return flights from Seoul to Osaka in September from 168€

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

Return flights

29 Sep - 06 Oct Peach direct
29 Sep - 04 Oct Peach direct
16 Sep - 17 Sep Jeju Air direct
28 Sep - 03 Oct Korean Air direct
01 Sep - 09 Sep Jeju Air direct
07 Sep - 09 Sep Jeju Air direct
06 Sep - 09 Sep Jeju Air direct
15 Sep - 18 Sep Korean Air direct
13 Sep - 17 Sep Korean Air direct
01 Sep - 02 Sep Korean Air direct
01 Sep - 04 Sep Asiana Airlines direct
16 Sep - 23 Sep Jeju Air direct
01 Sep - 03 Sep Korean Air direct
28 Sep - 01 Oct Korean Air direct
01 Sep - 01 Oct Korean Air direct
28 Sep - 04 Oct Korean Air direct
27 Sep - 04 Oct Asiana Airlines direct
05 Sep - 01 Oct Korean Air direct
06 Sep - 01 Oct Korean Air direct
28 Sep - 02 Oct Korean Air direct

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

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