✈ VIE → SYD
19H 45M, 9,920 MILES. YOUR ANCESTORS WALKED LESS THAN THIS.
Flight from Vienna to Sydney
From Vienna International (VIE), Austria Europe → Kingsford Smith (SYD), Australia Oceania
How long is the flight from Vienna to Sydney?
A nonstop flight from Vienna (VIE) to Sydney (SYD) takes about 19 hours 45 minutes, covering a great-circle distance of 9,920 miles (15,965 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.
Avg flight time
19h 45m
Nonstop, scheduled
Distance
9,920 mi
15,965 km · great-circle
Avg speed
808 km/h
Door-to-door including taxi
Time zones & jet lag
Vienna timezone
UTC+2
Europe/Vienna
Sydney timezone
UTC+10
Australia/Sydney
Time difference
+8h
8 hours ahead
Jet lag (rough)
~8d
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.