Cheapest one-way flights from Sapporo to Seoul in December from $112

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

One-Way flights

01 Dec Peach
03 Dec Jin Air direct
04 Dec Jin Air direct
01 Dec Jin Air direct
05 Dec Jin Air direct
02 Dec Jin Air direct
10 Dec Jin Air direct
06 Dec Jin Air direct
17 Dec Eastar Jet direct
18 Dec Eastar Jet direct

Also check the deals for return flights from Sapporo to Seoul in December.

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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