Cheapest one-way flights from Seoul to Cheju in October from 17€

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

One-Way flights

21 Oct Eastar Jet direct
19 Oct Eastar Jet direct
07 Oct Eastar Jet direct
20 Oct Eastar Jet direct
27 Oct Asiana Airlines direct
26 Oct Asiana Airlines direct
29 Oct Asiana Airlines direct
18 Oct Eastar Jet direct
05 Oct Eastar Jet direct
12 Oct Eastar Jet direct

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

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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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