✈ SIN → SYD
8H 15M FLIGHT. TWO MOVIES, NO SLEEP, ONE EXISTENTIAL CRISIS.
Flight from Singapore to Sydney
From Changi (SIN), Singapore Asia → Kingsford Smith (SYD), Australia Oceania
How long is the flight from Singapore to Sydney?
A nonstop flight from Singapore (SIN) to Sydney (SYD) takes about 8 hours 15 minutes, covering a great-circle distance of 3,911 miles (6,294 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.
Avg flight time
8h 15m
Nonstop, scheduled
Distance
3,911 mi
6,294 km · great-circle
Avg speed
764 km/h
Door-to-door including taxi
Time zones & jet lag
Singapore timezone
UTC+8
Asia/Singapore
Sydney timezone
UTC+10
Australia/Sydney
Time difference
+2h
2 hours ahead
Jet lag (rough)
~2d
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.