Direct flights
from Sapporo (CTS)
to Seoul (ICN)

Weekly schedule for flights between New Sapporo Intl (Sapporo, Japan) and Incheon Intl (Seoul, South Korea) operated by 1 airlines.
76 weekly flights operate on this route flying 888mi in 3h20min.
Expect $412 in average for a one-way ticket with the cheapest option at $0.