✈ ICN → SIN
6H 15M FROM SEOUL TO SINGAPORE. JET LAG IS NOW YOUR PERSONALITY.
Flight from Seoul to Singapore
From Incheon (ICN), South Korea Asia → Changi (SIN), Singapore Asia
How long is the flight from Seoul to Singapore?
A nonstop flight from Seoul (ICN) to Singapore (SIN) takes about 6 hours 15 minutes, covering a great-circle distance of 2,874 miles (4,625 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.
Avg flight time
6h 15m
Nonstop, scheduled
Distance
2,874 mi
4,625 km · great-circle
Avg speed
739 km/h
Door-to-door including taxi
Time zones & jet lag
Seoul timezone
UTC+9
Asia/Seoul
Singapore timezone
UTC+8
Asia/Singapore
Time difference
-1h
1 hour behind
Jet lag (rough)
~0.7d
Westward — easier
CO₂ footprint per passenger
Economy class, single passenger. Source: DEFRA 2024 averages.
This flight emits roughly 3.6× the CO₂ of an equivalent train trip and 0.9× a car driven alone over the same distance.