Cheapest return flights from Seoul (GMP) to Osaka (KIX), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
15 Sep 23 Sep Jeju Air
Direct Flight
16 Sep 23 Sep Jeju Air
Direct Flight
08 Sep 23 Sep Jeju Air
Direct Flight
02 Sep 23 Sep Jeju Air
Direct Flight
09 Sep 23 Sep Jeju Air
Direct Flight
01 Sep 23 Sep Jeju Air
Direct Flight
02 Sep 24 Sep Jeju Air
Direct Flight
15 Sep 30 Sep Jeju Air
Direct Flight
16 Sep 30 Sep Jeju Air
Direct Flight
08 Sep 30 Sep Jeju Air
Direct Flight
16 Sep 14 Oct Jeju Air
Direct Flight
28 Sep 02 Oct Asiana Airlines
Direct Flight
10 Sep 15 Oct Jeju Air
Direct Flight
28 Sep 07 Oct Asiana Airlines
Direct Flight
28 Sep 14 Oct Asiana Airlines
Direct Flight
26 Sep 01 Oct Peach
Direct Flight
30 Sep 02 Oct Asiana Airlines
Direct Flight
30 Sep 04 Oct Jeju Air
Direct Flight
29 Sep 06 Oct Asiana Airlines
Direct Flight
14 Sep 22 Oct Jeju Air
Direct Flight
Powered by

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

Book a cheap hotel in Osaka

Cheap car rent in Kansai

Updated Aug 28, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

Feel free to contact us with any feedback or request another flight research.