Cheapest return KIX–GMP flights, August

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

Return flights

19 Aug - 26 Aug Peach direct
29 Aug - 05 Sep Peach direct
03 Aug - 10 Aug Peach direct
18 Aug - 25 Aug Peach direct
12 Aug - 18 Aug Peach direct
17 Aug - 24 Aug Peach direct
26 Aug - 01 Sep Jeju Air direct
26 Aug - 31 Aug Jeju Air direct
27 Aug - 31 Aug Asiana Airlines direct
23 Aug - 25 Aug Asiana Airlines direct
24 Aug - 25 Aug Asiana Airlines direct
19 Aug - 20 Aug Asiana Airlines direct
30 Aug - 08 Sep Asiana Airlines direct
31 Aug - 08 Sep Asiana Airlines direct
27 Aug - 01 Sep Jeju Air direct
30 Aug - 01 Sep Jeju Air direct
28 Aug - 01 Sep Jeju Air direct
31 Aug - 02 Sep Jeju Air direct
25 Aug - 10 Sep Asiana Airlines direct
30 Aug - 02 Sep Asiana Airlines direct

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

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