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

Best time to book flights for Seoul (GMP) to Cheju (CJU) flights at AirHint

AirHint found the following cheapest one-way flights from Seoul (GMP) to Cheju (CJU) in May 2025 (see full year).

One-Way flights

13 May Air Busan direct
27 May Air Busan direct
08 May Eastar Jet direct
06 May Eastar Jet direct
20 May T'way Air direct
28 May Eastar Jet direct
26 May Jeju Air direct
21 May Air Busan direct
12 May Jeju Air direct
19 May Jeju Air direct

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

Skyscanner

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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