Cheapest one-way flights from Seoul to Cheju in May from 30€

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

One-Way flights

26 May Asiana Airlines direct
25 May Korean Air direct
04 May Korean Air direct
09 May Korean Air direct
16 May Korean Air direct
15 May Korean Air direct
23 May Korean Air direct
22 May Korean Air direct
01 May Korean 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.

Book a cheap hotel in Cheju

Cheap car rent in Cheju

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