Cheapest one-way flights from Seoul to Osaka in August from $49

AirHint found the following cheapest one-way flights from Seoul (GMP) to Osaka (KIX) in August 2025 (see full year).

One-Way flights

23 Aug Jeju Air direct
20 Aug Jeju Air direct
05 Aug Jeju Air direct
02 Aug Jeju Air direct
06 Aug Jeju Air direct
11 Aug Jeju Air direct
27 Aug Peach direct
26 Aug Peach direct
01 Aug Jeju Air direct
24 Aug Jeju Air direct

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

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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