Cheapest return ISG–ICN flights, May

AirHint found the following cheapest return flights from Ishigaki (ISG) to Seoul (ICN) in May 2026 (see full year).

Return flights

01 May - 06 May Jin Air direct
22 May - 25 May Jin Air direct
21 May - 27 May Jin Air direct
12 May - 13 May Jin Air direct
08 May - 10 May Jin Air direct
07 May - 10 May Peach
23 May - 26 May Jin Air direct
28 May - 29 May Jin Air direct
03 May - 10 May Jin Air direct
27 May - 29 May Jin Air direct
25 May - 01 Jun Jin Air direct

Also check the deals for one-way flights from Ishigaki to Seoul in May.

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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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