Cheapest one-way flights from Seoul to Cheju in October from 11€

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

One-Way flights

13 Oct Eastar Jet direct
14 Oct Eastar Jet direct
21 Oct Jeju Air direct
12 Oct Eastar Jet direct
11 Oct Eastar Jet direct
16 Oct Jeju Air direct
20 Oct Jeju Air direct
18 Oct Jin Air direct
22 Oct Jeju Air direct
10 Oct Jeju Air direct

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

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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