Cheapest return flights from Osaka to Seoul in August from $161

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

Return flights

19 Aug - 21 Aug Peach direct
05 Aug - 10 Aug Korean Air direct
02 Aug - 04 Aug Korean Air direct
06 Aug - 11 Aug Korean Air direct
20 Aug - 26 Aug Korean Air direct
03 Aug - 05 Aug Korean Air direct
04 Aug - 06 Aug Korean Air direct
17 Aug - 18 Aug Asiana Airlines direct
17 Aug - 24 Aug Asiana Airlines direct
15 Aug - 18 Aug 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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