AirHint found the following cheapest one-way flights from Ishigaki (ISG) to Seoul (ICN) in August 2026 (see full year).
One-Way flights
| 30 Aug | Peach | ||
| 27 Aug | ANA | ||
| 20 Aug | ANA | ||
| 28 Aug | ANA | ||
| 30 Aug | Jin Air | direct | |
| 06 Aug | HK Express |
Also check the deals for return flights from Ishigaki to Seoul in August.
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