Airports · 12 min read
Singapore Changi Layover: How Long to See Jewel (2026)
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Seoul (ICN) to Singapore (SIN) flights
Nonstop from Incheon International to Singapore Changi: distance, flying time, which airlines fly it and how often.
Distance
4,627km
2,875 mi, great circle
Flying time
6h 11m
typical, gate to gate
Flights a day
12
average, November 2026
Airlines
5
passenger airlines
Airlines flying ICN to SIN
Also in the data (cargo, charter or a foreign airline on a domestic route): T'Way Air.
Route map
The shortest path over the Earth's surface. Actual tracks vary with winds and airspace. Map © OpenStreetMap contributors.
Cheapest recent fare
Fares found in recent searches load here. You can also compare ICN to SIN fares by month.
Both directions
Related guides
Frequently asked questions
How long is the flight from Seoul to Singapore?
About 6h 11m gate to gate for the 4,627 km (2,875 mile) trip, estimated from distance. Schedules vary by airline and season, and winds can add or save time.
Which airlines fly nonstop from ICN to SIN?
Asiana Airlines, Jeju Air, Korean Air, Scoot and Singapore Airlines, with about 12 flights a day between them in our data (AeroDataBox, November 2026).