Cheapest return flights from Seoul to Osaka in October from $118

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

Return flights

09 Oct - 16 Oct Peach direct
14 Oct - 16 Oct Peach direct
22 Oct - 29 Oct Jeju Air direct
12 Oct - 15 Oct Jeju Air direct
26 Oct - 28 Oct Jeju Air direct
13 Oct - 15 Oct Jeju Air direct
15 Oct - 16 Oct Jeju Air direct
12 Oct - 14 Oct Jeju Air direct
14 Oct - 29 Oct Jeju Air direct
11 Oct - 29 Oct Jeju Air direct
14 Oct - 15 Nov Jeju Air direct
29 Oct - 05 Nov Jeju Air direct
27 Oct - 02 Nov Jeju Air direct
28 Oct - 02 Nov Peach direct
30 Oct - 04 Nov Jeju Air direct
30 Oct - 03 Nov Jeju Air direct
26 Oct - 02 Nov Jeju Air direct
15 Oct - 09 Nov Jeju Air direct
30 Oct - 02 Nov Jeju Air direct
31 Oct - 26 Nov Jeju Air 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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