Austrian Airlines OS521 Flight Status
Status: Flight OS521 Landed Safely | Delayed. According to Trip.com's latest status for Austrian Airlines flight OS521 from Vienna to Milan (VIE-LIN): Landed: Linate Airport (LIN) at 10:05 (local time) Delay: Approximately 30m late.
Sun, Sep 20
Mon, Sep 21
Tue, Sep 22
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Arrived
The flight has arrived 19m early
1h 25m
Check-in Counter
351-372
Boarding Gate
F11
Arrival Gate
--
Baggage
3
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Arrived
The flight has arrived 30m late
1h 25m
Check-in Counter
351-372
Boarding Gate
F2
Arrival Gate
--
Baggage
4
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Scheduled
Your flight will depart on time.
1h 25m
Check-in Counter
351-372
Boarding Gate
--
Arrival Gate
--
Baggage
--
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Information provided by VariFlight For the latest updates, please refer to airport announcements or consult your airline. You can also explore more flights from Vienna to Milan or track other flights with our flight status tracker.
OS521 Aircraft Details
According to Trip.com real-time data, the OS521 flight flying from Vienna to Milan on 9/21/2026 is operated by the aircraft model Airbus A320. This aircraft has been in service for 24y, 6m. The aircraft is equipped with Up to 196 seats.
Airbus A320
Punctuality (Departure)
100%
Punctuality (Arrival)
100%
Early on average
8 minutes
Age
24y, 6m
Seats
Up to 196
Distance
--
Economy
Business
Onboard Amenities
None
In-flight entertainment is unavailable
Unknown
Unknown
Seating Plan
74 cm
Legroom
46 cm
Seat width better than on 56% of flights
100°
Reclining Angle
3-3
Seat layout example
Onboard Amenities
Meal included
In-flight entertainment is unavailable
Unknown
Unknown
Seating Plan
81 cm
More legroom than on 50% of flights
46 cm
Seat width better than on 50% of flights
100°
Reclining Angle
3-3
Seat layout example
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Flight History for OS521
Trip.com historical records show that the last OS521 flight departed on Sun, Sep 20 from VIE at approximately 08:17. This flight is expected to arrrive in LIN at 09:16.
| Date | Airport | Aircraft Type | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Thu, Sep 17 | Vienna (VIE) | Milan (LIN) | E195 | 08:17 | 09:42 | Arrived |
| Fri, Sep 18 | Vienna (VIE) | Milan (LIN) | E195 | 08:15 | 09:21 | Arrived |
| Sat, Sep 19 | Vienna (VIE) | Milan (LIN) | E195 | 08:12 | 09:15 | Arrived |
| Sun, Sep 20 | Vienna (VIE) | Milan (LIN) | 320 | 08:17 | 09:16 | Arrived |
| Mon, Sep 21 | Vienna (VIE) | Milan (LIN) | E195 | 08:59 | 10:05 | Arrived |
| Tue, Sep 22 | Vienna (VIE) | Milan (LIN) | 320 | 08:10 | 09:35 | Scheduled |
| Wed, Sep 23 | Vienna (VIE) | Milan (LIN) | E195 | 08:10 | 09:35 | Scheduled |
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OS521 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of OS521 is 100% (Late on average 10 minutes), and the on-time arrival rate is 100% (Early on average 8 minutes).
On-Time Departures
Punctuality
100%
Late on average 10 minutes
Early
0%
On time
100%
30 mins late
0%
60 mins late
0%
90 mins late
0%
Cancelled
0%
On-Time Arrivals
Punctuality
100%
Early on average 8 minutes
Early
87%
On time
13%
30 mins late
0%
60 mins late
0%
90 mins late
0%
Cancelled
0%
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Frequently Asked Questions
What is the current status of flight os521?
Flight os521 has arrived (status: Arrived). Actual arrival 10:05 (updated Sep 21, 2026).Is flight os521 on time today?
Flight os521 has arrived (status: Arrived). Actual arrival was 10:05; follow airport screens for the baggage carousel.Has flight os521 departed yet? What is the departure time?
Flight os521 is scheduled to depart at 08:10. The latest actual or estimated departure time is 08:59, and the current status is Arrived (updated Sep 21, 2026).When is flight os521 scheduled to arrive?
Flight os521 is scheduled to arrive at 09:35. The latest estimated or actual arrival time is 10:05. Status is Arrived as of Sep 21, 2026.What is the gate information for flight os521?
For flight os521, the departure terminal is T3 and the boarding gate is F2. Gate assignments can change at short notice—confirm on airport screens before heading to security.What route does flight os521 fly?
Flight os521 is operated by Austrian Airlines from Vienna (VIE) to Milan (LIN). Typical flight time is about 1 hour25 minutes; operating days may include Monday.How can I check real-time status for flight os521?
Track flight os521 on this Trip.com status page for live departure, arrival, gate and baggage updates. For push alerts on the go, open the same flight in the Trip.com App and turn on flight notifications.If flight os521 is delayed or canceled, what should I do?
If os521 is delayed or canceled, first confirm the latest status here (Arrived, updated Sep 21, 2026). Contact Austrian Airlines or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com.Has flight os521 departed from Vienna?
Flight os521 has already left Vienna and completed its journey. Departure was 08:59; actual arrival 10:05.What is the seat configuration for flight os521?
Flight os521 usually flies a Airbus A320 with seat layout 3-3. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.
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Destination Info: Milan Weather & Time
Mostly cloudy
|
18°C - 30°C
Expected weather conditions upon arrival
0 hour time difference
Time on arrival: Vienna 09:35| Milan 09:35
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