✈ ICN → SYD
10H 41M FROM SEOUL TO SYDNEY. THIS IS A LIFESTYLE NOW.
Flight from Seoul to Sydney
From Incheon (ICN), South Korea Asia → Kingsford Smith (SYD), Australia Oceania
How long is the flight from Seoul to Sydney?
A nonstop flight from Seoul (ICN) to Sydney (SYD) takes about 10 hours 41 minutes, covering a great-circle distance of 5,183 miles (8,341 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.
Avg flight time
10h 41m
Nonstop, scheduled
Distance
5,183 mi
8,341 km · great-circle
Avg speed
781 km/h
Door-to-door including taxi
Time zones & jet lag
Seoul timezone
UTC+9
Asia/Seoul
Sydney timezone
UTC+10
Australia/Sydney
Time difference
+1h
1 hour ahead
Jet lag (rough)
~1d
Eastward — worse
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.