Cheapest return flights from Seoul to Cheju in September from $47

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

AirHint found the following cheapest return flights from Seoul (GMP) to Cheju (CJU) in September 2025 (see full year).

Return flights

16 Sep - 23 Sep Eastar Jet direct
02 Sep - 23 Sep Eastar Jet direct
09 Sep - 23 Sep Eastar Jet direct
07 Sep - 23 Sep Eastar Jet direct
17 Sep - 23 Sep Jin Air direct
03 Sep - 23 Sep Jin Air direct
22 Sep - 23 Sep Jin Air direct
10 Sep - 23 Sep Jin Air direct
15 Sep - 23 Sep Jin Air direct
08 Sep - 23 Sep Jin Air direct
23 Sep - 01 Oct Eastar Jet direct
16 Sep - 01 Oct Eastar Jet direct
29 Sep - 01 Oct Jin Air direct
17 Sep - 01 Oct Jin Air direct
22 Sep - 01 Oct Jin Air direct
10 Sep - 01 Oct Jin Air direct
24 Sep - 01 Oct Jin Air direct
15 Sep - 01 Oct Jin Air direct
23 Sep - 02 Oct Eastar Jet direct
16 Sep - 02 Oct Eastar Jet direct

Also check the deals for one-way flights from Seoul to Cheju in September.

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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