Cheapest return flights from Seoul to Osaka in September from 155€

Best time to book flights for Seoul (ICN) to Osaka (KIX) flights at AirHint

AirHint found the following cheapest return flights from Seoul (ICN) to Osaka (KIX) in September 2025 (see full year).

Return flights

03 Sep - 07 Sep Jeju Air direct
01 Sep - 07 Sep Jeju Air direct
01 Sep - 08 Sep Peach direct
02 Sep - 07 Sep Jeju Air direct
05 Sep - 07 Sep Jeju Air direct
24 Sep - 28 Sep Jeju Air direct
11 Sep - 15 Sep Peach direct
06 Sep - 09 Sep Peach direct
03 Sep - 10 Sep Jeju Air direct
22 Sep - 27 Sep Jin Air direct
29 Sep - 15 Oct Jin Air direct
30 Sep - 15 Oct Jeju Air direct
30 Sep - 14 Oct Jeju Air direct
28 Sep - 02 Oct Korean Air direct
26 Sep - 03 Oct Korean Air direct
29 Sep - 01 Oct Korean Air direct
29 Sep - 03 Oct Korean Air direct
29 Sep - 02 Oct Korean Air direct
26 Sep - 01 Oct Korean Air direct
24 Sep - 01 Oct Korean Air direct

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

Skyscanner

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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