AirHint found the following cheapest one-way flights from Sapporo (CTS) to Seoul (ICN) in January 2026 (see full year).
One-Way flights
| 21 Jan | Air Do | ||
| 25 Jan | Peach | ||
| 19 Jan | Jetstar Japan | ||
| 07 Jan | Peach | ||
| 31 Jan | Peach | ||
| 07 Jan | Jeju Air | direct | |
| 30 Jan | Peach | ||
| 08 Jan | Peach | ||
| 29 Jan | Jeju Air | direct | |
| 14 Jan | Jeju Air | direct |
Also check the deals for return flights from Sapporo to Seoul in January.
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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