Cheapest one-way flights from Cheju to Seoul in June from $25

AirHint found the following cheapest one-way flights from Cheju (CJU) to Seoul (GMP) in June 2026 (see full year).

One-Way flights

18 Jun Asiana Airlines direct
09 Jun Asiana Airlines direct
04 Jun Asiana Airlines direct
06 Jun Asiana Airlines direct
08 Jun Asiana Airlines direct

Also check the deals for return flights from Cheju to Seoul in June.

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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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