Cheapest return flights from Seoul to Cheju in July from $378

AirHint found the following cheapest return flights from Seoul (ICN) to Cheju (CJU) in July 2026 (see full year).

Return flights

27 Jul - 31 Jul Air Premia
05 Jul - 07 Jul Tigerair Taiwan
29 Jul - 01 Aug Peach

Also check the deals for one-way flights from Seoul to Cheju in July.

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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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