Cheapest return flights from Seoul to Osaka in October from $71

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

Return flights

22 Oct - 22 Oct Aero K Airlines direct
11 Oct - 22 Oct Aero K Airlines direct
12 Oct - 15 Oct Aero K Airlines direct
10 Oct - 14 Oct Air Busan direct
15 Oct - 22 Oct Air Busan direct
27 Oct - 05 Nov Peach direct
28 Oct - 04 Nov Peach direct
11 Oct - 13 Oct Air Busan direct
22 Oct - 30 Oct Aero K Airlines direct
11 Oct - 29 Oct Jin Air direct
12 Oct - 14 Oct Jin Air direct
12 Oct - 29 Oct Jin Air direct
29 Oct - 07 Nov Peach direct
18 Oct - 06 Nov Jin Air direct
21 Oct - 06 Nov Jin Air direct
18 Oct - 08 Nov Jin Air direct
20 Oct - 06 Nov Jin Air direct
22 Oct - 06 Nov Eastar Jet direct
22 Oct - 12 Nov Eastar Jet direct
17 Oct - 06 Nov Eastar Jet direct

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

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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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