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(OS) Austrian 535 On-Time Performance Rating

Date Range:

01-Mar-2026 to 30-Apr-2026

(VIE) Vienna International Airport

Vienna, AT

(FLR) Florence Peretola Airport

Florence, IT

On-Time Performance Chart

(using rounded numbers)
On-Time
37
76%
Late
9
18%
Very Late
1
2%
Excessive
1
2%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
49
Total Delays ( > 1 min )
29
Codeshares
34
Average Delay (min.)
14.275862068965518
Standard Deviation
13.6
Min
0
Max
65

OS 535 On-Time Performance Details

Overall Rating
3.3 of 5
Average
Percentage On-Time 76%
Average Delay Time 14.275862068965518 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.3 shows that this flight has on-time performance characteristics better than 64% of all other flights in the FlightStats database.
On-Time Performance Rating
1.7 of 5
Average
Percentage On-Time 76%
This flight has an on-time performance of 76%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 34% of other flights.
Delay Performance
4.8 of 5
Very Good
Average Delay Time 14.275862068965518 min
This flight has an average delay of 14.275862068965518 minutes with a standard deviation of 13.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 96% of other flights.