Cheapest one-way flights from Seoul to Osaka in December from $181

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

One-Way flights

30 Dec Asiana Airlines direct
31 Dec Asiana Airlines direct
28 Dec Asiana Airlines direct
09 Dec Asiana Airlines direct
10 Dec Asiana Airlines direct
01 Dec Asiana Airlines direct
02 Dec Asiana Airlines direct
07 Dec Asiana Airlines direct
05 Dec Asiana Airlines direct
06 Dec Asiana Airlines direct

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

Skyscanner

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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