Direct flights
from Singapore (SIN)
to Seoul (ICN)

Weekly schedule for flights between Changi Intl (Singapore, Singapore) and Incheon Intl (Seoul, South Korea) operated by 1 airlines.
74 weekly flights operate on this route flying 2,890mi in 6h40min.
Expect $311 in average for a one-way ticket with the cheapest option at $231.