Cheapest return flights from Sapporo to Seoul in October from $323

Best time to book flights for Sapporo (CTS) to Seoul (ICN) flights at AirHint

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

Return flights

27 Oct - 30 Oct Korean Air direct
20 Oct - 24 Oct Asiana Airlines direct
05 Oct - 10 Oct Asiana Airlines direct
05 Oct - 11 Oct Korean Air direct
05 Oct - 18 Oct Eastar Jet direct
03 Oct - 18 Oct Eastar Jet direct
02 Oct - 18 Oct Eastar Jet direct
12 Oct - 18 Oct Eastar Jet direct
01 Oct - 18 Oct Eastar Jet direct
11 Oct - 18 Oct Eastar Jet direct

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

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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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