Cheapest return flights from Sapporo to Seoul in September from 120€

AirHint found the following cheapest return flights from Sapporo (CTS) to Seoul (ICN) in September 2025 (see full year).

Return flights

09 Sep - 16 Sep Jeju Air direct
30 Sep - 11 Oct Eastar Jet direct
24 Sep - 30 Sep Jeju Air direct
24 Sep - 28 Sep Jeju Air direct
17 Sep - 24 Sep Jeju Air direct
23 Sep - 25 Sep Jeju Air direct
18 Sep - 30 Sep Jeju Air direct
25 Sep - 28 Sep Jeju Air direct
30 Sep - 12 Oct Eastar Jet direct
17 Sep - 22 Sep Jeju Air direct
01 Sep - 02 Sep Jeju Air direct
30 Sep - 21 Oct Eastar Jet direct
30 Sep - 14 Oct Eastar Jet direct
01 Sep - 23 Sep Jeju Air direct
29 Sep - 11 Oct Jin Air direct
27 Sep - 11 Oct Jin Air direct
25 Sep - 11 Oct Jin Air direct
24 Sep - 11 Oct Jin Air direct
30 Sep - 13 Oct Eastar Jet direct
29 Sep - 12 Oct Jin Air direct

Also check the deals for one-way flights from Sapporo to Seoul 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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