Cheapest return flights from Osaka to Seoul in September from 70€

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

Return flights

01 Sep - 18 Sep Peach direct
03 Sep - 18 Sep Jin Air direct
06 Sep - 18 Sep Eastar Jet direct
15 Sep - 18 Sep Eastar Jet direct
16 Sep - 18 Sep Eastar Jet direct
02 Sep - 18 Sep Eastar Jet direct
05 Sep - 07 Sep Peach direct
11 Sep - 18 Sep Eastar Jet direct
09 Sep - 18 Sep Eastar Jet direct
10 Sep - 18 Sep Eastar Jet direct
30 Sep - 15 Oct Jin Air direct
30 Sep - 14 Oct Jin Air direct
30 Sep - 16 Oct Jin Air direct
30 Sep - 13 Oct Jin Air direct
30 Sep - 17 Oct Jin Air direct
27 Sep - 15 Oct Jin Air direct
27 Sep - 14 Oct Jin Air direct
27 Sep - 16 Oct Jin Air direct
27 Sep - 13 Oct Jin Air direct
27 Sep - 17 Oct Jin Air direct

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