Cheapest one-way GMP–CJU flights, May

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

One-Way flights

25 May Eastar Jet direct
26 May Eastar Jet direct
24 May Eastar Jet direct
27 May Eastar Jet direct
28 May Jeju Air direct
31 May Jeju Air direct
29 May Parata Air direct
30 May Jeju Air direct
23 May Eastar Jet direct
22 May T'way Air direct

Also check the deals for return flights from Seoul to Cheju 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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