✈ ORD → VIE
9H 46M FLIGHT. TWO MOVIES, NO SLEEP, ONE EXISTENTIAL CRISIS.
Flight from Chicago to Vienna
From O'Hare (ORD), USA North America → Vienna International (VIE), Austria Europe
How long is the flight from Chicago to Vienna?
A nonstop flight from Chicago (ORD) to Vienna (VIE) takes about 9 hours 46 minutes, covering a great-circle distance of 4,702 miles (7,567 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.
Avg flight time
9h 46m
Nonstop, scheduled
Distance
4,702 mi
7,567 km · great-circle
Avg speed
775 km/h
Door-to-door including taxi
Time zones & jet lag
Chicago timezone
UTC-5
America/Chicago
Vienna timezone
UTC+2
Europe/Vienna
Time difference
+7h
7 hours ahead
Jet lag (rough)
~7d
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.