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(KL) KLM 9557 On-Time Performance Rating

Date Range:

01-Oct-2025 to 30-Nov-2025

(YOW) Ottawa Macdonald-Cartier International Airport

Ottawa, ON, CA

(YYC) Calgary International Airport

Calgary, AB, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
28
76%
Late
4
11%
Very Late
1
3%
Excessive
4
11%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
37
Total Delays ( > 1 min )
12
Codeshares
37
Average Delay (min.)
79.25
Standard Deviation
135
Min
0
Max
483

KL 9557 On-Time Performance Details

Overall Rating
1.0 of 5
Poor
Percentage On-Time 76%
Average Delay Time 79.25 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1 shows that this flight has on-time performance characteristics better than 18% of all other flights in the FlightStats database.
On-Time Performance Rating
1.9 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 38% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 79.25 min
This flight has an average delay of 79.25 minutes with a standard deviation of 135 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.

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