Cheapest one-way flights from Seoul to Osaka in September from 57€

AirHint found the following cheapest one-way flights from Seoul (ICN) to Osaka (KIX) in September 2026 (see full year).

One-Way flights

16 Sep Jin Air direct
02 Sep Jeju Air direct
03 Sep Jeju Air direct
01 Sep Jeju Air direct
08 Sep Jeju Air direct
10 Sep Jeju Air direct
15 Sep Jeju Air direct
19 Sep Peach direct
07 Sep Jeju Air direct
05 Sep Jeju Air direct

Also check the deals for return flights from Seoul to Osaka in September.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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