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

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

One-Way flights

21 Jan Jeju Air direct
27 Jan Jeju Air direct
28 Jan Jeju Air direct
20 Jan Jeju Air direct
05 Jan Asiana Airlines direct
07 Jan Asiana Airlines direct
15 Jan Asiana Airlines direct
09 Jan Asiana Airlines direct
06 Jan Jeju Air direct
13 Jan Jeju Air direct

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

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

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