Seoul (ICN) to St Mary's (KSM)
Flight time
≈ 7h 30m
Bearing
36° NE
Seoul (ICN) to St Mary's (KSM) is 3,348 miles (5,389 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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Route traffic
No carrier has filed nonstop ICN–KSMservice with the US Department of Transportation. That usually means the route is served with a connection, or only by carriers outside the DOT's reporting scope. The distance, map, and airport detail still apply.
The airports
Seoul
KR
Incheon International Airport
Coordinates
37.47°N, 126.45°E
Hemisphere
N · E
Frequently asked
How far is Seoul (ICN) from St Mary's (KSM)?
ICN to KSM is 3,348 miles (5,389 km / 2,910 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from ICN to KSM?
A nonstop covers the 3,348-mile great-circle distance in roughly 7h 30m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
Is ICN–KSM a nonstop route?
No US DOT nonstop filings were found for ICN–KSM, so it is typically flown with a connection. The great-circle distance above still applies to the direct path.
What mileage do I earn flying ICN–KSM?
Distance-based programs credit off the 3,348-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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