Cheapest return flights from Seoul to Cheju in September from 19€

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

Return flights

01 Sep - 02 Sep Eastar Jet direct
01 Sep - 10 Sep Eastar Jet direct
01 Sep - 22 Sep Eastar Jet direct
01 Sep - 08 Sep Eastar Jet direct
01 Sep - 09 Sep Eastar Jet direct
01 Sep - 16 Sep Eastar Jet direct
01 Sep - 17 Sep Eastar Jet direct
01 Sep - 03 Sep Eastar Jet direct
01 Sep - 15 Sep Eastar Jet direct
15 Sep - 22 Sep Eastar Jet direct
15 Sep - 01 Oct Eastar Jet direct
16 Sep - 01 Oct Eastar Jet direct
30 Sep - 20 Oct Eastar Jet direct
30 Sep - 15 Oct Eastar Jet direct
30 Sep - 14 Oct Eastar Jet direct
30 Sep - 01 Oct Eastar Jet direct
30 Sep - 21 Oct Eastar Jet direct
14 Sep - 01 Oct Eastar Jet direct
27 Sep - 15 Oct Eastar Jet direct
27 Sep - 14 Oct Eastar Jet direct

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

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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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