Cheapest one-way flights from Seoul to Osaka in January from $77

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

One-Way flights

28 Jan Peach direct
20 Jan Jeju Air direct
27 Jan Jeju Air direct
21 Jan Jeju Air direct
14 Jan Korean Air direct
15 Jan Korean Air direct
19 Jan Korean Air direct
26 Jan Korean Air direct
23 Jan Korean Air direct
30 Jan Korean Air direct

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

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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