OS46 ChicagoORD · 16:20 ViennaVIE · 08:15
OS46 by Austrian Airlines flies from Chicago (ORD) to Vienna (VIE) for the Thu, Aug 20 departure.
en route from ORD to VIE
board checked 2m ago · checking again in 45s
Board estimate · gate and arrival times. Off blocks 17:42 · typical taxi-out at ORD ≈ 8 min. No receiver coverage over open ocean.
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at ORD and VIE are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Chicago to Vienna flights today
same route · Austrian AirlinesIf OS46 is cancelled, this is the other Austrian Airlines nonstop flight from Chicago to Vienna on the same day, with scheduled departure times in ORD local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How OS46 actually runs
Pro Flight Search has tracked every published board update for OS46 across the ORD and VIE boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 1 completed leg so far: left heavily delayed (~82 min) but landed about 27 min early. Not enough to call it.
The verdict above is that record speaking, so it reflects how OS46 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as ORD and VIE published them.
Planning around OS46? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — OS46 Chicago to Vienna on-time performance, measured from the ORD and VIE airport boards.
https://proflightsearch.com/flight/OS46
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