Cheapest one-way flights from Seoul to Osaka in December from 167€

AirHint found the following cheapest one-way flights from Seoul (ICN) to Osaka (KIX) in December 2026 (see full year).

One-Way flights

05 Dec Asiana Airlines direct
06 Dec Asiana Airlines direct
08 Dec Asiana Airlines direct
01 Dec Asiana Airlines direct
28 Dec Korean Air direct
27 Dec Korean Air direct
29 Dec Korean Air direct
20 Dec Asiana Airlines direct
19 Dec Asiana Airlines direct
16 Dec Korean Air direct

Also check the deals for return flights from Seoul to Osaka 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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