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
07 Sep 10 Sep Peach
Direct Flight
01 Sep 03 Sep Peach
Direct Flight
06 Sep 09 Sep Peach
Direct Flight
10 Sep 17 Sep Peach
Direct Flight
01 Sep 05 Sep Peach
Direct Flight
01 Sep 02 Sep Jeju Air
Direct Flight
10 Sep 13 Sep Peach
Direct Flight
11 Sep 13 Sep Asiana Airlines
Direct Flight
02 Sep 03 Sep Jeju Air
Direct Flight
16 Sep 17 Sep Jeju Air
Direct Flight
01 Sep 01 Oct Asiana Airlines
Direct Flight
28 Sep 01 Oct Asiana Airlines
Direct Flight
30 Sep 01 Oct Asiana Airlines
Direct Flight
12 Sep 13 Oct Asiana Airlines
Direct Flight
30 Sep 03 Oct Peach
Direct Flight
16 Sep 02 Oct Asiana Airlines
Direct Flight
28 Sep 22 Oct Asiana Airlines
Direct Flight
28 Sep 03 Oct Asiana Airlines
Direct Flight
28 Sep 02 Oct Asiana Airlines
Direct Flight
29 Sep 04 Oct Peach
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 Jun 13, 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.