Cheapest return flights from Osaka to Seoul in August from $247

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

Return flights

18 Aug - 28 Aug Korean Air direct
20 Aug - 26 Aug Korean Air direct
06 Aug - 10 Aug Korean Air direct
18 Aug - 20 Aug Korean Air direct
26 Aug - 31 Aug Korean Air direct
25 Aug - 26 Aug Korean Air direct
06 Aug - 13 Aug Korean Air direct
06 Aug - 30 Sep Korean Air direct
05 Aug - 12 Aug Asiana Airlines direct
06 Aug - 11 Aug Asiana Airlines direct
06 Aug - 12 Aug Asiana Airlines direct
13 Aug - 30 Sep Korean Air direct

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

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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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