Scheduled in 05:30:23'
Departure: Thu, Jun 4, 2026
Scheduled:
07:10
|
Estimated:
07:16
Arrival: Thu, Jun 4, 2026
Scheduled:
08:50
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OS 991 Flight Status & Schedule

Date Departure Arrival Status
Jun 04 07:10 08:50
Scheduled
Track >
Jun 03 07:27 08:44
Landed
Track >
Jun 02 07:15 08:35
Landed
Track >
Jun 01 07:18 08:39
En-Route
Track >
May 31 07:35 08:55
Landed
Track >

Austrian Airlines OS 991 Vienna to Copenhagen Flight Information

Austrian Airlines Flight OS991 connects Vienna, Austria to Copenhagen, Denmark, taking off from Vienna International Airport VIE and landing at Copenhagen Airport CPH.

How long is the OS991 flight from Vienna to Copenhagen?

The average flight time from Vienna to Copenhagen is 1 hour and 20 minutes. The flight distance is 876 km / 544 miles and the average flight speed is 638 km/h / 396 mph.

How many OS991 flights are operated per week?

7 flights per week. The flight OS991 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.

What is the On-Time Performance (OTP) of Austrian Airlines Flight OS991 Vienna to Copenhagen?

The Airportia On-Time Performance Rating for Austrian Airlines Flight OS991 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight OS991 arriving at?

Flight OS991 arrives at Copenhagen Airport (CPH) Terminal 2.

When was the latest OS991 flight?

The latest flight took off on Thursday, June 4th, 2026 with the flight status being Scheduled on 08:50.

How else can the flight OS991 be referenced as?

This Austrian Airlines flight can also be referenced as AUA991, OS0991, OS 991, AUA 991.

How often is flight OS991 delayed?

On average, 40% of all OS991 flights are delayed. The average delay is 4 minutes.

Can I get compensation for my delayed or cancelled OS991 flight or baggage issues?

If your OS991 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.

See our OS991 Flight Tracker above for more details.

OS991 and Vienna VIE to Copenhagen CPH Flights

Other flights departing from Vienna VIE: BT311, OS151, OS961, OS223

Other flights arriving at Copenhagen CPH: XQ570, FB370, DY932, BT1266

All flights connecting Vienna VIE to Copenhagen CPH.

OS991 Austrian Airlines Flight: Vienna to Copenhagen Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.