Cheapest one-way flights from Seoul to Cheju in June from $18

Best time to book flights for Seoul (GMP) to Cheju (CJU) flights at AirHint

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

One-Way flights

10 Jun Jin Air direct
03 Jun Jin Air direct
25 Jun Jeju Air direct
16 Jun Jeju Air direct
23 Jun Jeju Air direct
18 Jun Jeju Air direct
17 Jun Jeju Air direct
11 Jun Jeju Air direct
24 Jun Jeju Air direct
04 Jun Jeju Air direct

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

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.

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