Cheapest one-way flights from Seoul to Cheju in May from 9€

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

One-Way flights

12 May Eastar Jet direct
19 May Eastar Jet direct
13 May Eastar Jet direct
18 May Eastar Jet direct
11 May Eastar Jet direct
26 May Eastar Jet direct
20 May Eastar Jet direct
27 May Eastar Jet direct
06 May Eastar Jet direct
31 May Asiana Airlines 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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