Cheapest one-way flights from Osaka to Seoul in December from $69

AirHint found the following cheapest one-way flights from Osaka (KIX) to Seoul (ICN) in December 2025 (see full year).

One-Way flights

18 Dec Peach direct
17 Dec Peach direct
11 Dec Peach direct
15 Dec Peach direct
04 Dec Aero K Airlines direct
19 Dec Peach direct
02 Dec Peach direct
23 Dec Peach direct
09 Dec Air Seoul, Inc direct
05 Dec Peach direct

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

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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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