Cheapest return flights from Seoul to Osaka in January from $185

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

Return flights

30 Jan - 04 Feb Jeju Air direct
30 Jan - 03 Feb Jeju Air direct
31 Jan - 04 Feb Jeju Air direct
13 Jan - 12 Feb Peach direct
28 Jan - 04 Feb Jeju Air direct
29 Jan - 04 Feb Jeju Air direct
23 Jan - 10 Feb Jeju Air direct
02 Jan - 07 Jan Jeju Air direct
02 Jan - 05 Jan Jeju Air direct
29 Jan - 05 Feb Jeju Air direct
30 Jan - 28 Feb Jeju Air direct
07 Jan - 08 Jan Jeju Air direct
06 Jan - 08 Jan Peach direct
02 Jan - 08 Jan Jeju Air direct
31 Jan - 07 Feb Jeju Air direct
23 Jan - 29 Jan Jeju Air direct
28 Jan - 29 Jan Jeju Air direct
24 Jan - 29 Jan Jeju Air direct
05 Jan - 07 Jan Peach direct
03 Jan - 08 Jan Jeju Air direct

Also check the deals for one-way flights from Seoul to Osaka in January.

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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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