Flights Chicago → Vienna
ORD → VIE
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The Chicago (ORD) → Vienna (VIE) route is operated by Austrian Airlines, United Airlines. Across 11 flights monitored in recent months, 89% arrived on time (within 15 min of schedule), with an average delay of 2 minutes. The cancellation rate is 0.00%. FlightGuard's average computed risk is 24.7/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Vienna the average ATFM delay is 0.8 minutes (main cause: atfm). Departing from Chicago the average ATFM delay is 2.0 minutes.
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| Austrian Airlines (OS) | 85% | 12 min | 3.5% |
| United Airlines (UA) | 81% | 6 min | 1.9% |
Airlines operating ORD-VIE
Airports
Frequently asked questions about ORD-VIE
On the Chicago (ORD) -> Vienna (VIE) route, on-time performance is 89% with an average delay of 2 minutes, based on 11 tracked flights.
The cancellation rate on Chicago-Vienna is 0.00% across 11 monitored flights.
The route is operated by 2 airlines: Austrian Airlines, United Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Vienna, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
