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(QR) Qatar Airways 8511 On-Time Performance Rating

Date Range:

15-Jul-2025 to 15-Sep-2025

(BNE) Brisbane Airport

Brisbane, QLD, AU

(ROK) Rockhampton Airport

Rockhampton, QLD, AU

On-Time Performance Chart

(using rounded numbers)
On-Time
41
66%
Late
11
18%
Very Late
4
6%
Excessive
5
8%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
51
Codeshares
61
Average Delay (min.)
19.333333333333332
Standard Deviation
25.7
Min
0
Max
159

QR 8511 On-Time Performance Details

Overall Rating
2.8 of 5
Average
Percentage On-Time 67%
Average Delay Time 19.333333333333332 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.8 shows that this flight has on-time performance characteristics better than 55% of all other flights in the FlightStats database.
On-Time Performance Rating
0.7 of 5
Poor
Percentage On-Time 67%
This flight has an on-time performance of 67%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 14% of other flights.
Delay Performance
4.9 of 5
Very Good
Average Delay Time 19.333333333333332 min
This flight has an average delay of 19.333333333333332 minutes with a standard deviation of 25.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 98% of other flights.