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(KL) KLM 9591 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(YHZ) Halifax Stanfield International Airport

Halifax, NS, CA

(YYZ) Toronto Pearson International Airport

Toronto, ON, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
44
72%
Late
7
11%
Very Late
2
3%
Excessive
8
13%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
42
Codeshares
61
Average Delay (min.)
28.952380952380953
Standard Deviation
62.5
Min
0
Max
399

KL 9591 On-Time Performance Details

Overall Rating
2.1 of 5
Average
Percentage On-Time 72%
Average Delay Time 28.952380952380953 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.1 shows that this flight has on-time performance characteristics better than 41% of all other flights in the FlightStats database.
On-Time Performance Rating
0.9 of 5
Poor
Percentage On-Time 72%
This flight has an on-time performance of 72%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 18% of other flights.
Delay Performance
3.3 of 5
Average
Average Delay Time 28.952380952380953 min
This flight has an average delay of 28.952380952380953 minutes with a standard deviation of 62.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 66% of other flights.