Cheapest return flights from Sapporo to Seoul in December from $265

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

Return flights

02 Dec - 10 Dec Jin Air direct
17 Dec - 29 Dec Eastar Jet direct
03 Dec - 10 Dec Jin Air direct
02 Dec - 09 Dec Jin Air direct
18 Dec - 29 Dec Eastar Jet direct
11 Dec - 29 Dec Eastar Jet direct
05 Dec - 09 Dec Jin Air direct
04 Dec - 09 Dec Jin Air direct
05 Dec - 10 Dec Jin Air direct
03 Dec - 04 Dec Jin Air direct
17 Dec - 02 Jan Eastar Jet direct
17 Dec - 05 Jan Eastar Jet direct
17 Dec - 07 Jan Jin Air direct
17 Dec - 06 Jan Eastar Jet direct
18 Dec - 02 Jan Jin Air direct
18 Dec - 07 Jan Eastar Jet direct
18 Dec - 05 Jan Eastar Jet direct
18 Dec - 06 Jan Eastar Jet direct
17 Dec - 01 Jan Eastar Jet direct
17 Dec - 03 Jan Eastar Jet direct

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

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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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