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

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

One-Way flights

15 Sep Jeju Air direct
14 Sep Jeju Air direct
07 Sep Jeju Air direct
22 Sep Jeju Air direct
01 Sep Jeju Air direct
02 Sep Jeju Air direct
30 Sep Jeju Air direct
29 Sep Jeju Air direct
17 Sep Jeju Air direct
03 Sep Jeju Air direct

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

Powered by

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

Feel free to contact us with any feedback or request another flight research.